trans-1,2-Cyclohexanedicarboxylic acid
trans-1,2-Cyclohexanedicarboxylic acid (CAS 2305-32-0) is a dicarboxylic acid with the molecular formula C8H12O4 and a molecular weight of 172.18 g/mol. This compound is primarily utilised as a monomer in polymer science and materials science. Its chemical structure lends itself to the synthesis of various polymers and specialty materials.
- IUPAC
- trans-Cyclohexane-1,2-dicarboxylic acid,trans-Hexahydrophthalic acid
- Synonyms
- trans-Cyclohexane-1,2-dicarboxylic acidtrans-Hexahydrophthalic acid

Polymer Synthesis
Serves as a monomer in the production of polyesters and polyamides, contributing unique structural properties to the resulting polymers.
Materials Science
Incorporated into the development of advanced materials where specific thermal or mechanical properties are required.
Chemical Intermediate
Used as a building block in the synthesis of more complex organic molecules and specialty chemicals.
| Molecular weight | 172.18 |
|---|---|
| Linear formula | C6H10(CO2H)2 |
| Assay | 95% |
| Melting point | 228-230 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is trans-1,2-Cyclohexanedicarboxylic acid used for?
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It is primarily used as a monomer in polymer synthesis and materials science, and as an intermediate in organic synthesis.
What is the CAS number and molecular formula for trans-1,2-Cyclohexanedicarboxylic acid?
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The CAS number is 2305-32-0 and the molecular formula is C8H12O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies trans-1,2-Cyclohexanedicarboxylic acid with an assay of 95%. This is a technical grade product and TSS does not represent it as USP, BP, or EP grade.
How should trans-1,2-Cyclohexanedicarboxylic acid be handled safely?
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It is classified as a warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95, eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust.
Is trans-1,2-Cyclohexanedicarboxylic acid available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including trans-1,2-Cyclohexanedicarboxylic acid.
How can I request a quote or sample?
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Please contact our sales team through the website or by phone to request a quote or a sample of trans-1,2-Cyclohexanedicarboxylic acid.
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