cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid
cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid (CAS 3786-91-2), a cyclic polycarboxylic acid with the molecular formula C5H6(CO2H)4 and a molecular weight of 246.17 g/mol, serves as a versatile building block in organic synthesis. Its tetra-acid structure allows for diverse chemical modifications. Primarily utilised in chemical synthesis and as a valuable intermediate for the creation of novel organic molecules and materials.
- Synonyms
- cis-1,2,3,4-Cyclopentanetetracarboxylic acid3786-91-2C5H6(CO2H)4

Organic Synthesis Intermediate
This compound functions as a key intermediate in complex organic syntheses. Its multiple carboxylic acid groups enable a variety of derivatization reactions for creating new molecular structures.
Material Science Precursor
It can be employed as a precursor in the development of advanced materials, potentially for polymers or coordination complexes, owing to its rigid cyclic structure and reactive acid functionalities.
Research and Development
Used in academic and industrial research laboratories for exploring new chemical pathways and developing novel compounds with specific properties.
| Molecular weight | 246.17 |
|---|---|
| Linear formula | C5H6(CO2H)4 |
| Assay | 90% |
| Grade | technical grade |


Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-34 |
| Safety statements (S) | 26-27-36/37/39-45 |
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 cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid used for?
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cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid is primarily used as a versatile building block in organic synthesis and as an intermediate in chemical research and development for creating new molecules and materials.
What is the CAS number and molecular formula for cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid?
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The CAS number is 3786-91-2 and the molecular formula is C5H6(CO2H)4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid in technical grade with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
How should cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid be handled safely?
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This compound is a Danger (GHS05, GHS06) with hazards H301-H311-H314-H331. Handle with appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection. Ensure adequate ventilation and follow all safety precautions indicated in the safety data sheet.
Is cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid packed and shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and reagents, including cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid, packed and shipped according to international regulations.
How can I request a sample or quote for this chemical?
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To request a sample or quote for cis,cis,cis,cis-1,2,3,4-Cyclopentanetetracarboxylic acid, please contact our sales team through the website or by phone.
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