HHPA (HEXAHYDROPHTALIC ANHYDRIDE)

HHPA (Hexahydrophtalic Anhydrade) is an organic compound belonging to the class of cyclic anhydrides.
HHPA (Hexahydrophtalic Anhydrade) is a white, solid crystalline material with a melting point of 74-76°C and a molecular weight of 162.15 g/mol.
The chemical formula of HHPA (Hexahydrophtalic Anhydrade) is C8H14O3.


CAS number: 85-42-7
EC number: 201-604-9
MDL Number: MFCD00064863
Molecular Formula: C8H10O3


HHPA (Hexahydrophtalic Anhydrade) is a white solid, soluble in benzene and acetone, moisture adsorption.
Compared with THPA, HHPA (Hexahydrophtalic Anhydrade) has light color and luster, low viscosity, small volatility, low toxicity, small loss on heating, stable performance, long use life, low freezing point and can be long-term stored at room temperature.


HHPA (Hexahydrophtalic Anhydrade) is a white solid or clear liquid if melted with molecular formula C8H10O3.
HHPA (Hexahydrophtalic Anhydrade) is a white crystalline powder
HHPA (Hexahydrophtalic Anhydrade) is a cyclic dicarboxylic anhydride that is the cyclic anhydride of hexahydrophthalic acid.


HHPA (Hexahydrophtalic Anhydrade) is a cyclic anhydride that can be used for a variety of applications such as: plasticizer, rust inhibitor, and a curing agent for epoxy based resins.
HHPA (Hexahydrophtalic Anhydrade) is a cyclic dicarboxylic anhydride that is the cyclic anhydride of hexahydrophthalic acid.


HHPA (Hexahydrophtalic Anhydrade) has high-temperature stability, excellent dielectric properties, and high glass transition temperatures.
HHPA (Hexahydrophtalic Anhydrade) is an alicyclic acid anhydride which has excellent characteristics as a polyester alkyd resin raw material or epoxy resin hardener.


As HHPA (Hexahydrophtalic Anhydrade) does not contain double bond in molecular formula, it can be a raw material of resins with great weather resistance.
When HHPA (Hexahydrophtalic Anhydrade) is used as a raw material of paints or artificial marble, it enhances electric insulation, heat resistance, and chemical resistance.


HHPA (Hexahydrophtalic Anhydrade) is a cyclic dicarboxylic anhydride and a tetrahydrofurandione.
However, HHPA (Hexahydrophtalic Anhydrade) is not usually the direct result of dehydration of the corresponding carboxylic acid.
Instead, HHPA (Hexahydrophtalic Anhydrade) is produced from phthalic anhydride by a nuclear hydrogenation.


The addition of six hydrogen atoms in this reaction gives HHPA (Hexahydrophtalic Anhydrade) its name.
HHPA (Hexahydrophtalic Anhydrade) is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 10 000 to < 100 000 tonnes per annum.



USES and APPLICATIONS of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) is used in the synthesis of polyester resin.
HHPA (Hexahydrophtalic Anhydrade) is used as modifier of alkyd resin.
HHPA (Hexahydrophtalic Anhydrade) is used as curing accelerant in the pasting of epoxy resin.


HHPA (Hexahydrophtalic Anhydrade) is used as material of insecticide.
HHPA (Hexahydrophtalic Anhydrade) is used as material of drug
HHPA (Hexahydrophtalic Anhydrade) is used in plasticizer and antirust.


HHPA (Hexahydrophtalic Anhydrade) is mainly used for the synthesis of polyester resin and normal temperature curing alcohol acid resin, also use as an epoxy resin coating curing accelerator, which can improve curing speed.
HHPA (Hexahydrophtalic Anhydrade)'s groups and uses include adhesives and sealants, industrial chemicals, coatings, and paints.


Other applications of HHPA (Hexahydrophtalic Anhydrade) include industrial use as a monomer in the manufacture of resins, industrial use as an intermediate in chemical synthesis or processing, industrial use as a hardener for epoxy resins, and the manufacture of substances (liquids and flakes).
HHPA (Hexahydrophtalic Anhydrade) is used intermediate, used in coatings, curing agents for epoxy resins, adhesives, plasticizers, etc.


HHPA (Hexahydrophtalic Anhydrade) is used in a variety of applications, such as in the synthesis of polymers, as a reagent in organic synthesis, and as a curing agent for epoxy resins.
HHPA (Hexahydrophtalic Anhydrade) is used in Adhesives & Sealants, Industrial Chemicals, Coatings, Paints


HHPA (Hexahydrophtalic Anhydrade) is used in coatings, epoxy resin solidifying agents, polyester resin, adhesive, plasticizers etc.
HHPA (Hexahydrophtalic Anhydrade) is used when maximum resistance to yellowing and premium optical and electrical performance are required.
Application examples of HHPA (Hexahydrophtalic Anhydrade): Production of polyester resins, binders and paints, use as anhydride for curing epoxy resins, raw material for PVC plasticizers, intermediate product for alkyd resins and rust inhibitors


HHPA (Hexahydrophtalic Anhydrade) is used in coatings, epoxy resin curing agents, adhesives, plasticizers, etc.
HHPA (Hexahydrophtalic Anhydrade) is primarily used as a hardener in epoxy resin systems.
HHPA (Hexahydrophtalic Anhydrade) is a known respiratory sensitiser.


HHPA (Hexahydrophtalic Anhydrade), in combination with triethaylamine (TEA), can be used as a polymerization initiator in the preparation of polyester based resins.
HHPA (Hexahydrophtalic Anhydrade) can also be used as a hardener to cure 1,4-butanediol diglycidyl ether which can be used as an epoxy based system for electronic devices.


HHPA (Hexahydrophtalic Anhydrade) is used intermediate for alkyds, plasticizers, insect repellents, and rust inhibitors; hardener in epoxy resins.
HHPA (Hexahydrophtalic Anhydrade) is mainly used as intermediate for coating resins, plasticizers, insect repellents and rust inhibitors, and as hardener for epoxy resins.


HHPA (Hexahydrophtalic Anhydrade) is preferred over other cyclic anhydrides in casting and coating applications for his higher resistance to yellowing.
HHPA (Hexahydrophtalic Anhydrade) is widely used for electronics applications.
HHPA (Hexahydrophtalic Anhydrade) cured epoxy resins have excellent dielectric properties, high-temperature stability, and high glass transition temperatures.


HHPA (Hexahydrophtalic Anhydrade) is used as a curing agent in adhesive coatings and sealant materials, e.g. for the second-generation two-part epoxy adhesive synthesis.
HHPA (Hexahydrophtalic Anhydrade) is also used in the manufacture of alkyd and polyester resins, insecticides, and rust preventives.


HHPA (Hexahydrophtalic Anhydrade), in combination with triethaylamine (TEA), can be used as a polymerization initiator in the preparation of polyester based resins.
HHPA (Hexahydrophtalic Anhydrade) can also be used as a hardener to cure 1,4-butanediol diglycidyl ether which can be used as an epoxy based system for electronic devices.


HHPA (Hexahydrophtalic Anhydrade) is a cyclic anhydride that can be used for a variety of applications such as: plasticizer, rust inhibitor, and a curing agent for epoxy based resins.
HHPA (Hexahydrophtalic Anhydrade) is mainly used as an intermediate for coating resins (alkyds, polyesters), plasticizers, sealant, curing agent in adhesive, insect repellents, rust inhibitors, electronics applications.


HHPA (Hexahydrophtalic Anhydrade)’s low melt viscosity, as well as its high mix ratio with epoxy resins, makes it particularly suitable as hardener for epoxy resin for applications where high filler loadings are required.
HHPA (Hexahydrophtalic Anhydrade) is preferred over other aromatic anhydrides in casting and coating applications for his higher resistance to yellowing.


HHPA (Hexahydrophtalic Anhydrade) is a saturated dicarboxylic anhydride and will undergo most of the reactions typical of this class of compounds.
HHPA (Hexahydrophtalic Anhydrade) is supplied as a white low-melting solid (38°C) which is miscible with most organic solvents.
In water, HHPA (Hexahydrophtalic Anhydrade) hydrolyzes to hexahydrophthalic acid.


HHPA (Hexahydrophtalic Anhydrade) is used by professional workers (widespread uses), in formulation or re-packing, at industrial sites and in manufacturing.
HHPA (Hexahydrophtalic Anhydrade) is used in the following products: coating products and polymers.
HHPA (Hexahydrophtalic Anhydrade) is used for the manufacture of: machinery and vehicles.


Other release to the environment of HHPA (Hexahydrophtalic Anhydrade) is likely to occur from: indoor use and outdoor use resulting in inclusion into or onto a materials (e.g. binding agent in paints and coatings or adhesives).
HHPA (Hexahydrophtalic Anhydrade) is used in the following products: polymers.


Release to the environment of HHPA (Hexahydrophtalic Anhydrade) can occur from industrial use: formulation of mixtures and as processing aid.
HHPA (Hexahydrophtalic Anhydrade) is used in the following products: polymers and coating products.
HHPA (Hexahydrophtalic Anhydrade) is used in the following areas: formulation of mixtures and/or re-packaging.


HHPA (Hexahydrophtalic Anhydrade) is used for the manufacture of: chemicals and .
Release to the environment of HHPA (Hexahydrophtalic Anhydrade) can occur from industrial use: for thermoplastic manufacture, as an intermediate step in further manufacturing of another substance (use of intermediates) and as processing aid.


Release to the environment of HHPA (Hexahydrophtalic Anhydrade) can occur from industrial use: manufacturing of the substance.
HHPA (Hexahydrophtalic Anhydrade) is a bio-based direct drop-in for petrochemical HHPA, a speciality chemical which finds application in durable, high gloss, weather-resistant coatings, and high-end electrical applications.


HHPA (Hexahydrophtalic Anhydrade) is a very effective curing agent for epoxy resins.
HHPA (Hexahydrophtalic Anhydrade) is also used in the preparation of alkyd and polyester resins where good color stability is important.
HHPA (Hexahydrophtalic Anhydrade)cured epoxies are characterized by reduced color and improved electrical and physical properties as compared to amine-cured products.


The low melting point of HHPA (Hexahydrophtalic Anhydrade) allows it to be easily handled and blended with liquid resins.
Viscosities of the HHPA (Hexahydrophtalic Anhydrade)-epoxy mixtures are lower, pot life is extended in the absence of catalyst and curing reaction is less exothermic than with other hardeners.


Areas of application of HHPA (Hexahydrophtalic Anhydrade) including casting, laminating, embedding, coating, and impregnating electrical components.
HHPA (Hexahydrophtalic Anhydrade) is mainly used in paints, epoxy curing agents, the polyester resins, adhesives, plasticizers, intermediates to prevent rust, etc.


HHPA (Hexahydrophtalic Anhydrade) is used as a curing agent for epoxy resins and an intermediate for plasticizers and other chemicals.
HHPA (Hexahydrophtalic Anhydrade) is used in the chemical, polymers, paints, lacquers, and varnishes industries.
As HHPA (Hexahydrophtalic Anhydrade) is also useful as an epoxy resin hardener which can produce clear and colorless hardened materials, it is used in LED.


HHPA (Hexahydrophtalic Anhydrade) is also used as a raw material of resist inks, pharmaceuticals, agricultural chemicals, etc.
As HHPA (Hexahydrophtalic Anhydrade) is excellent in impregnating ability, it is used in molding or casting of FRP.
HHPA (Hexahydrophtalic Anhydrade) is mainly used in the chemical industry as a monomer for polymerization processes.


HHPA (Hexahydrophtalic Anhydrade) is used as a starting material for the manufacture of polyester resins, binders and paints.
Among other things, HHPA (Hexahydrophtalic Anhydrade) contributes to greater weather resistance of the polymerization product and better resistance to UV light.


HHPA (Hexahydrophtalic Anhydrade) belongs to the cyclic carboxylic acid anhydrides.
Compared to phthalic anhydride and isophthalic acid, which are cheaper to produce, HHPA (Hexahydrophtalic Anhydrade) also causes the polymers produced to have a lower viscosity.



SYNTHESIS METHOD OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) is synthesized by the reaction of hexahydrophthalic acid with phthalic anhydride in the presence of a catalytic amount of sulfuric acid.
The reaction is carried out at a temperature of 130-140°C for a period of 1-2 hours.
The reaction produces an anhydride with a yield of 90-95%.



SYNTHESIS METHOD DETAILS OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
Design of the Synthesis Pathway:
The synthesis pathway of HHPA (Hexahydrophtalic Anhydrade) involves the catalytic hydrogenation of the corresponding phthalic anhydride.
This reaction is carried out under high pressure and high-temperature conditions to produce the desired product.



STARTING MATERIALS OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
*Phthalic anhydride
*Hydrogen gas
*Catalyst (e.g. Raney Nickel, Platinum, Palladium)



REACTION OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
Phthalic anhydride is dissolved in a suitable solvent such as methanol or ethanol.
The catalyst is added to the solution and stirred to ensure homogeneity.
Hydrogen gas is then introduced into the reaction vessel under high pressure and high temperature conditions (e.g. 50-100 bar, 150-200°C).
The reaction mixture is stirred for several hours until the desired conversion is achieved.
HHPA (Hexahydrophtalic Anhydrade) is then isolated by filtration or distillation and purified by recrystallization or chromatography.



SCIENTIFIC RESEARCH APPLICATIONS OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) has been studied for its potential applications in various areas of scientific research.
HHPA (Hexahydrophtalic Anhydrade) has been used as a reagent in the synthesis of polymers, as a curing agent for epoxy resins, and as a catalyst in organic synthesis.
HHPA (Hexahydrophtalic Anhydrade) has also been used in the synthesis of polyesters, polyamides, and polyurethanes, as well as in the synthesis of dyes and pigments.



MECHANISM OF ACTION OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) is a cyclic anhydride, which reacts with primary and secondary amines to form amides.
This reaction is catalyzed by a small amount of sulfuric acid, and is carried out at a temperature of 130-140°C.
The amides formed are highly stable and can be used in a variety of applications.



BIOCHEMICAL AND PHYSIOLOGICAL EFFECTS OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) has been studied for its potential biochemical and physiological effects.
HHPA (Hexahydrophtalic Anhydrade) has been found to be non-toxic and non-irritating to the skin, eyes, and mucous membranes.
HHPA (Hexahydrophtalic Anhydrade) has also been found to be non-carcinogenic, non-mutagenic, and non-teratogenic.

Advantages and Limitations for Lab Experiments HHPA (Hexahydrophtalic Anhydrade) has several advantages for use in laboratory experiments.
HHPA (Hexahydrophtalic Anhydrade) is relatively inexpensive, and is readily available from chemical suppliers.
HHPA (Hexahydrophtalic Anhydrade) is also relatively easy to synthesize, and can be used in a variety of applications.

However, HHPA (Hexahydrophtalic Anhydrade) has some limitations.
HHPA (Hexahydrophtalic Anhydrade) is a highly reactive compound, and should be handled with caution.
HHPA (Hexahydrophtalic Anhydrade) should also be stored in an airtight container, away from heat and direct sunlight.



FUTURE DIRECTIONS OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) has potential applications in a variety of areas.
HHPA (Hexahydrophtalic Anhydrade) could be used in the synthesis of new polymers and materials, as a curing agent for epoxy resins, and as a catalyst in organic synthesis.

HHPA (Hexahydrophtalic Anhydrade) could also be used in the synthesis of dyes and pigments, and in the production of pharmaceuticals and agrochemicals.
Additionally, HHPA (Hexahydrophtalic Anhydrade) could be used in the synthesis of polyesters, polyamides, and polyurethanes, and in the production of adhesives and coatings.
Finally, HHPA (Hexahydrophtalic Anhydrade) could be used in the synthesis of specialty chemicals, such as surfactants and emulsifiers.



PRODUCTION OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) is obtained by reacting ciscyclohexane-1, 2-dicarboxylic acid with oxalyl chloride.
Combine ciscyclohexane-1, 2-dicarboxylic acid (1 mmol, 172 mg) and oxalyl chloride (1.2 mmol, 152 mg, 0.103 ml) in dry toluene (5 mL) and add a drop of freshly distilled DMF.
Purge the reaction vessel with argon and heat the reaction under stirring for 3 h.

Stop the stirring, decant the toluene solution and filter.
Evaporate the volatiles.
Transform into crystalline form by trituration with diethyl ether.



PURIFICATION METHODS OF HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
HHPA (Hexahydrophtalic Anhydrade) has been obtained by heating the trans-acid or anhydride at 200oC.



PHYSICAL and CHEMICAL PROPERTIES of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
Boiling point: 296 °C
Density @ 40°C: 1.193 g/ml
Viscosity @ 40°C: 47.0 mPa.s
Vapour pressure @ 120°C: 3.7 mmHg
Melting point: 32-34 °C(lit.)
Boiling point: 158 °C17 mm Hg(lit.)
Density: 1.18
vapor pressure: 0.31Pa at 25℃
refractive index: 1.4620 (estimate)
RTECS: NP6895168
Flash point: >230 °F
storage temp.: Store below +30°C.
solubility: Chloroform, Methanol (Slightly)
form: Solid

pka: 4.14[at 20 ℃]
color: White to Off-White
Water Solubility: 4.2g/L at 20℃
Sensitive: Moisture Sensitive
BRN: 83213
Exposure limits ACGIH: Ceiling 0.005 mg/m3
Stability: Moisture Sensitive
LogP: -4.14 at 20℃
Boiling point: 564.8°F
Molecular weight: 154.17
Freezing point/melting point: 89.6°F
Vapor pressure: 5.35x10(-2)
Flash point: 300.2°F
Vapor density: 1.19
Specific gravity: 5.3

Molecular Weight: 154.16 g/mol
XLogP3-AA: 1.2
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 3
Rotatable Bond Count: 0
Exact Mass: 154.062994177 g/mol
Monoisotopic Mass: 154.062994177 g/mol
Topological Polar Surface Area: 43.4Ų
Heavy Atom Count: 11
Formal Charge: 0
Complexity: 187
Isotope Atom Count: 0
Defined Atom Stereocenter Count: 0
Undefined Atom Stereocenter Count: 2
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0

Covalently-Bonded Unit Count: 1
Compound Is Canonicalized: Yes
Physical state: solid
Color: white
Odor: aromatic
Melting point/freezing point:
Melting point/range: 32 - 34 °C - lit.
Initial boiling point and boiling range: 158 °C at 23 hPa - lit.
Flammability (solid, gas): No data available
Upper/lower flammability or explosive limits: No data available
Flash point: No data available
Autoignition temperature: No data available
Decomposition temperature: No data available
pH: No data available

Viscosity
Viscosity, kinematic: No data available
Viscosity, dynamic: No data available
Water solubility: 4,2 g/l at 20 °C
Partition coefficient: n-octanol/water:
log Pow: 1,59 at 40 °C
Vapor pressure: 0,77 hPa at 20 °C
Density: 1,191 g/cm3 at 40 °C
Relative density: No data available
Relative vapor density: No data available
Particle characteristics: No data available
Explosive properties: No data available
Oxidizing properties: none
Other safety information: No data available

Molecular Formula: C8H10O3
Molar Mass: 154.16
Density: 1.236g/cm3
Melting Point: 29-32℃
Boling Point: 283.351°C at 760 mmHg
Flash Point: 143.909°C
Solubility: Soluble in benzene, acetone, etc.
Vapor Presure: 0.003mmHg at 25°C
Appearance: White-like crystal
Storage Condition: Room Temprature
Sensitive: Hygroscopic
Refractive Index: 1.502
MDL: MFCD00005926

Molecular Formula: C8H10O3
Molecular Weight: 154.16 g/mol
IUPAC Name: 3a,4,5,6,7,7a-hexahydro-2-benzofuran-1,3-dione
InChI: InChI=1S/C8H10O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h5-6H,1-4H2
InChI Key: MUTGBJKUEZFXGO-UHFFFAOYSA-N
SMILES: C1CCC2C(C1)C(=O)OC2=O
Canonical SMILES: C1CCC2C(C1)C(=O)OC2=O
Boiling Point: 296 °C, 564.8°F
Color/Form: Clear, colorless, viscous liquid
... becomes a glassy solid at 35-36 °C
Density: 1.19 at 40 °C 5.3
Flash Point: 149 °C (open cup) 300.2°F
Melting Point: 32 °C 35-36 °C 89.6°F
Other CAS RN: 14166-21-3 85-42-7
Physical Description:
DryPowder; Other: Solid
SOLID IN VARIOUS FORMS.
Dry powder or solid in various forms, or clear, colorless, viscous liquid.
Solubility: Miscible with benzene, toluene, acetone, carbon tetrachloride,
chloroform, ethanol, and ethyl acetate;
slightly soluble in petroleum ether
In water: 1.76X10+3 mg/L at 25 °C (est)

Solubility in water: reaction
Vapor Density:
Relative vapor density (air = 1): 5.3 1.19
Vapor Pressure 5.35X10-2 mm Hg at 25 °C (est)
Vapor pressure, Pa at 25 °C: 0.9 5.35x10(-2)
Appearance: White solid
Purity: ≥99.0 %
Acid Value(mg KOH/g): 710~740
Iodine Value (Ig/100g): ≤1.0
Free Acid: ≤1.0%
Colour (Pt-Co): ≤50#
Freezing Point: 34-38℃
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 32.00 °C. @ 760.00 mm Hg
Boiling Point: 283.00 to 284.00 °C. @ 760.00 mm Hg (est)
Boiling Point: 158.00 °C. @ 17.00 mm Hg
Vapor Pressure: 0.003000 mmHg @ 25.00 °C. (est)
Flash Point: 291.00 °F. TCC ( 143.90 °C. ) (est)
logP (o/w): 0.762 (est)
Soluble in: water, 1014 mg/L @ 25 °C (est)



FIRST AID MEASURES of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
-Description of first-aid measures:
*General advice:
First aiders need to protect themselves.
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
Call in physician.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with water/ shower.
Consult a physician.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Immediately call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed:
No data available



ACCIDENTAL RELEASE MEASURES of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions
Take up carefully.
Dispose of properly.
Clean up affected area.



FIRE FIGHTING MEASURES of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
-Extinguishing media:
*Suitable extinguishing media:
Water
Foam
Carbon dioxide (CO2)
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water:
system.



EXPOSURE CONTROLS/PERSONAL PROTECTION of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Tightly fitting safety goggles
*Skin protection:
required
*Body Protection:
protective clothing
-Control of environmental exposure:
Do not let product enter drains.



HANDLING and STORAGE of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
-Precautions for safe handling:
*Advice on safe handling:
Work under hood.
*Hygiene measures:
Immediately change contaminated clothing.
Apply preventive skin protection.
Wash hands and face after working with substance.
-Conditions for safe storage, including any incompatibilities:
Storage conditions:
Tightly closed.
Dry.
Keep locked up or in an area accessible only to qualified or authorized persons.



STABILITY and REACTIVITY of HHPA (HEXAHYDROPHTALIC ANHYDRIDE):
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature) .
-Possibility of hazardous reactions:
No data available
-Conditions to avoid:
no information available



SYNONYMS:
Cyclohexane-1,2-dicarboxylic anhydride
1,3 - Isobenzofurandione hexahydro-
HHPA;cyclohexane-1,2-dicarboxylic anhydride
1,2-CYCLOHEXANEDICARBOXYLIC ANHYDRIDE
Hexahydro-isobenzofuran-1,3-dione
1,3-Isobenzofurandione, hexahydro-
Hexahydrophthalic Anhydride (HHPA)
NT 907
C6H10(CO)2O
Araldite HT 907
RRSYY(Selfotel)-1
Hexahydrophthalic anhydride
85-42-7
Hexahydroisobenzofuran-1,3-dione
HHPA
1,2-Cyclohexanedicarboxylic anhydride
1,3-Isobenzofurandione, hexahydro-
Lekutherm Hardener H
Hexahydrophthalic acid anhydride
Araldite HT 907
Cyclohexane-1,2-dicarboxylic anhydride
1,2-Cyclohexanedicarboxylic acid anhydride
octahydro-2-benzofuran-1,3-dione
NT 907
Hexahydro-2-benzofuran-1,3-dione
NSC 8622
3a,4,5,6,7,7a-hexahydro-2-benzofuran-1,3-dione
hexahydro-1,3-isobenzofurandione
CHEBI:103210
EINECS 201-604-9
Cyclohexane-1,2-dicarboxylic acid anhydride
DTXSID8026515
HSDB 7912
EINECS 238-009-9
(+)-trans-1,2-Cyclohexanedicarboxylic Anhydride
MFCD00064863
1,2-Cyclohexane dicarboxylic anhydride
EC 201-604-9
1,2-Cyclohexanedicarboxylic anhydride, cis + trans
Hexahydrophthalic anhydride(HHPA)
Hexahydroisobenzofuran-1,3-dione
trans-1,2-Cyclohexanedicarboxylic anhydride
1,3-Isobenzofurandione, hexahydro-, trans-
trans-Cyclohexane-1,2-dicarboxylic anhydride
NSC-8622
MFCD00674195
(3aR,7AS)-hexahydroisobenzofuran-1,3-dione
rel-(3aR,7aR)-Hexahydroisobenzofuran-1,3-dione
hexahydrophtalic anhydride
Epitope ID:122664
SCHEMBL15324
3a,4,5,6,7,7a-hexahydroisobenzofuran-1,3-dione
CHEMBL273968
DTXCID906515
NSC8622
Tox21_200661
BBL011768
STK387488
Hexahydro-2-benzofuran-1,3-dione #
2,4,5,6-tetrahydrophthalic anhydride
AKOS000119684
AKOS016352936
CS-W018047
DS-4586
SB44842
CAS-85-42-7
NCGC00248785-01
NCGC00258215-01
AC-19638
SY234482
LS-183520
C1417
C1657
FT-0623877
FT-0627011
FT-0637021
FT-0657907
FT-0659322
EN300-18014
D70901
A841328
A855212
J-501171
J-521450
Q26840977
Z57127491
F0001-0429
1,2-Cyclohexanedicarboxylic acid anhydride predominately cis
1,2-Cyclohexanedicarboxylic acid anhydride
Araldite HT 907
HHPA
Hexahydrophthalic acid anhydride
Lekutherm Hardener H
1,3-Isobenzofurandione, hexahydro-
Cyclohexane-1,2-dicarboxylic anhydride;
hexahydroisobenzofuran-1,3-dione
HHPA
1,2-cyclohexanedicarboxylic anhydride
Cyclohexane-1,2-dicarboxylic anhydride
1,2-cyclohexanedicarboxylic anhydride
hexahydrophthalic anhydride
HHPSA
HH-PSA
HHPA
1,2-Cyclohexanedicarboxylic acid anhydride,
cyclohexane-1,2-dicaboxylic anhydride,
cis and trans mixture
HHPA
HHPAA
hexahydrophthalic acid anhydride
hexahydro-1,3-isobenzofurandione
cis-hexahydrophthalic anhydride
hhpa,hexahydrophthalic anhydride
hexahydrophthalic acid anhydride
cis-hhpa
hexahydro-2-benzofuran-1,3-dione
cis-hexahydroisobenzofuran-1,3-dione
hhpa
3-isobenzofuranedione,hexahydro-,cis-1
hhpa),cis-1,2-cyclohexanedicarboxylican
1,3-isobenzofurandione, hexahydro-, cis-
HHPA
cis-HHPA
cis-Hexahydrophthalic anhydride
hexahydro-2-benzofuran-1,3-dione
cis-1,2-Cyclohexanedicarboxylic anhydride
(3aR,7aS)-hexahydro-2-benzofuran-1,3-dione
HHPA; 1,2-Cyclohexanedicarboxylic anhydride
1,2-Cyclohexanedicarboxylic Anhydride
1,2-Cyclohexanedicarboxylic Acid Anhydride
Aradur HY 925
Araldite HT 904
Araldite HT 907
Araldite HY 907
Araldite HY 925
Araldite Hardener HY 925
Cyclohexane-1,2-dicarboxylic Acid Anhydride
Cyclohexanedi