Tech Serve Solutions

Trichloromethyl chloroformate

CAS 503-38-8ClCOOCCl3Chemical Synthesis

Trichloromethyl chloroformate (CAS 503-38-8), molecular formula ClCOOCCl3, 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.

IUPAC
Diphosgene,di-Phosgene
Trichloromethyl chloroformate
Chemical SynthesisDeprotecting ReagentsOthersSynthetic Reagents
01 /Properties
Molecular weight197.83
Linear formulaClCOOCCl3
Assay≥97.0% (GC)
Boiling point20 °C/10 mmHg(lit.)
Density1.639 g/mL at 20 °C
Refractive indexn20/D 1.458
Storage temperature2-8°C
ApplicationReactant for preparation of:• Cyclic carbamimidates using a monophosphine gold(i) catalyst1• N-Alkenyl and cycloalkyl carbamates as dual acting histamine H3 and H4 receptor ligands2• Prostate-specific membrane antigen-targeted anticancer prodrugs3• Potential west nile virus protease inhibitors4• Antibody-drug conjugates (ADCs)5• Erythromycin A derivatives6
02 /Safety & handling
Corrosive
Corrosive
Toxic
Toxic
Danger

Hazard statements

  • H300Fatal if swallowed
  • H314Causes severe skin burns and eye damage
  • H330Fatal if inhaled

Precautionary statements

  • P260Do not breathe dust, fume, gas, mist, vapours or spray
  • P264Wash thoroughly after handling
  • P280Wear protective gloves, clothing and eye/face protection
  • P284Wear respiratory protection
  • P301IF SWALLOWED
  • P305IF IN EYES
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Transport (UN / ADR)UN 3277 6.1/PG 2
Water hazard class (WGK, DE)3
Hazard codes (EU)T+
Risk statements (R)26/28-34
Safety statements (S)26-28-36/37/39-45

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

03 /Identifiers & registry
CAS number
503-38-8
MDL number
MFCD00015553
Beilstein registry
970225
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 Trichloromethyl chloroformate?

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Trichloromethyl chloroformate (CAS 503-38-8), molecular formula ClCOOCCl3, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Trichloromethyl chloroformate does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Trichloromethyl chloroformate 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 Trichloromethyl chloroformate?

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Trichloromethyl chloroformate has CAS number 503-38-8 and molecular formula ClCOOCCl3. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Trichloromethyl chloroformate?

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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 Trichloromethyl chloroformate 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 Trichloromethyl chloroformate be stored?

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Store Trichloromethyl chloroformate 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 Trichloromethyl chloroformate used for?

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Trichloromethyl chloroformate 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 Trichloromethyl chloroformate?

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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 Trichloromethyl chloroformate in a specific grade or volume?

Request a quote