Tech Serve Solutions

cis-3,4-Dichlorocyclobutene

CAS 2957-95-1C4H4Cl2Chemical Synthesis

cis-3,4-Dichlorocyclobutene (CAS 2957-95-1), molecular formula C4H4Cl2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

cis-3,4-Dichlorocyclobutene
AlkenylBuilding BlocksChemical SynthesisHalogenated HydrocarbonsOrganic Building Blocks
01 /Properties
Molecular weight122.98
Empirical formulaC4H4Cl2
Assay≥95.0% (GC)
Boiling point74-76 °C/55 mmHg(lit.)
Density1.302 g/mL at 20 °C(lit.)
Refractive indexn20/D 1.503
Storage temperature2-8°C
02 /Safety & handling
Flammable
Flammable
Warning

Hazard statements

  • H226Flammable liquid and vapour
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point55 °C / 131 °F
Transport (UN / ADR)UN 1993C 3 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)F
Risk statements (R)10

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
2957-95-1
MDL number
MFCD00143990
Beilstein registry
1236770
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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.

05 /Frequently asked questions

What is cis-3,4-Dichlorocyclobutene?

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cis-3,4-Dichlorocyclobutene (CAS 2957-95-1), molecular formula C4H4Cl2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of cis-3,4-Dichlorocyclobutene does Tech Serve Solutions supply?

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Tech Serve Solutions supplies cis-3,4-Dichlorocyclobutene in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of cis-3,4-Dichlorocyclobutene?

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cis-3,4-Dichlorocyclobutene has CAS number 2957-95-1 and molecular formula C4H4Cl2. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for cis-3,4-Dichlorocyclobutene?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of cis-3,4-Dichlorocyclobutene ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should cis-3,4-Dichlorocyclobutene be stored?

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Store cis-3,4-Dichlorocyclobutene in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is cis-3,4-Dichlorocyclobutene used for?

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cis-3,4-Dichlorocyclobutene is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for cis-3,4-Dichlorocyclobutene?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need cis-3,4-Dichlorocyclobutene in a specific grade or volume?

Request a quote