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Hexahydrophthalic anhydride (HHPA)

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  Post Date: Jul 23,2018
  Expiry Date: Jan 19,2019
  Detailed Description: Cas No. :85-42-7 Hexahydrophthalic anhydride (HHPA)

Product Name Hexahydrophthalic anhydride
(HHPA) Molecular Structure
Other Name 1,2-Cyclohexanedicarboxylic anhydride; Cyclohexane-1,2-dicarboxylic anhydride
CAS No 85-42-7
Molecular Formula C8H10O3

Check-Point Specification
Appearance white solid
Purity ≥98.5%
Iodine Value ≤1%
Acid Value ≥710mgKOH/g
Free Acid  ≤0.5%
Melting point 32-34℃
Packing：220kg metal pail,Avoid moisture, fire and water. Kept in dry and ventilating place.
Product Usage：
1. used in the synthesis of polyester resin
2. used as modifier of alkyd resin
3. used as curing accelerant in the pasting of epoxy resin
4. used as material of insecticide
5. used as material of drug
6. used in plasticizer and antirust

  CAS Registry Number:

85-42-7
  Synonyms: ;cis-Hexahydrophthalic anhydride;cis-HHPA;hexahydro-2-benzofuran-1,3-dione;(3aR,7aS)-hexahydro-2-benzofuran-1,3-dione;HHPA;Hexahydrophthalic anhydride;1,2-Cyclohexanedicarboxylic anhydride;cyclohexanedicarboxylic anhydridel;1,2-cyclohexane-dicarboxylic anhydride, mixture of cis and trans;Cyclohexane-1,2-dicarboxylic anhydride;
  Molecular Formula: C8H10O3
  Molecular Weight: 154.1632
  Molecular Structure: 85-42-7 cis-1,2-Cyclohexanedicarboxylic anhydride
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R41:Risks of serious damage to eyes.;
R42/43:May cause sensitization by inhalation and skin contact.;
  Safety Description: S23:Do not inhale gas/fumes/vapour/spray.;
S24:Avoid contact with skin.;
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.;
S37/39:Wear suitable gloves and eye/face protection.;

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