cis-1,2-Cyclopentanedicarboxylic anhydride
cis-1,2-Cyclopentanedicarboxylic anhydride (CAS: 35878-28-5) is a cyclic anhydride with the molecular formula C7H8O3 and a molecular weight of 140.14 g/mol. This compound serves as a versatile building block in organic synthesis. It is primarily utilised in the chemical industry for the creation of more complex organic molecules and intermediates, contributing to advancements in materials science and chemical research.
- Synonyms
- C7H8O3

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of various organic compounds. Its anhydride functionality allows for versatile reactions in constructing complex molecular architectures.
Chemical Research
Serves as a valuable reagent in academic and industrial research laboratories. It is employed in the exploration of new chemical pathways and the development of novel compounds.
Building Block for Specialty Chemicals
Functions as a fundamental building block for the production of specialty chemicals. Its structure can be incorporated into polymers or other advanced materials.
| Molecular weight | 140.14 |
|---|---|
| Empirical formula | C7H8O3 |
| Assay | ≥97.0% (GC) |

Hazard statements
- H315Causes skin irritation
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 38-41 |
| Safety statements (S) | 26-39 |
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-1,2-Cyclopentanedicarboxylic anhydride used for?
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cis-1,2-Cyclopentanedicarboxylic anhydride is primarily used as an intermediate in organic synthesis and as a building block for specialty chemicals, finding application in chemical research.
What is the CAS number and formula for cis-1,2-Cyclopentanedicarboxylic anhydride?
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The CAS number for cis-1,2-Cyclopentanedicarboxylic anhydride is 35878-28-5, and its empirical formula (Hill notation) is C7H8O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies cis-1,2-Cyclopentanedicarboxylic anhydride with an assay of ≥97.0% (GC). We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should cis-1,2-Cyclopentanedicarboxylic anhydride be handled safely?
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Handle with care. This compound is classified as Danger, causing skin irritation (H315) and serious eye damage (H318). Wear protective gloves and eye protection (P280, P305 + P351 + P338).
Does Tech Serve Solutions export cis-1,2-Cyclopentanedicarboxylic anhydride?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including cis-1,2-Cyclopentanedicarboxylic anhydride, and can cater to international shipping requirements.
How can I request a quote or sample for cis-1,2-Cyclopentanedicarboxylic anhydride?
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To request a quote or sample, please contact our sales team through the website or by phone, providing your details and the product information, including the CAS number 35878-28-5.
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