Tech Serve Solutions

Methyl isocyanatoformate

CAS 5843-42-5OCNCO2CH3Organic Building Blocks

Methyl isocyanatoformate (CAS 5843-42-5), molecular formula OCNCO2CH3, is a high-purity chemical supplied by Tech Serve Solutions for organic building blocks 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.

Methyl isocyanatoformate
Building BlocksChemical SynthesisIsocyanatesNitrogen CompoundsOrganic Building Blocks
01 /Properties
Molecular weight101.06
Linear formulaOCNCO2CH3
Assay90%
Boiling point97 °C(lit.)
Density1.251 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.413(lit.)
Storage temperature−20°C
02 /Safety & handling
Flammable
Flammable
Harmful / irritant
Harmful / irritant
Health hazard
Health hazard
Danger

Hazard statements

  • H226Flammable liquid and vapour
  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H334May cause allergy or asthma symptoms if inhaled
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P342
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point31 °C / 87.8 °F
Transport (UN / ADR)UN 1993C 3 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)10-20/21/22-36/37/38-42
Safety statements (S)16-26-36/37

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

03 /Identifiers & registry
CAS number
5843-42-5
MDL number
MFCD00037079
PubChem substance
24871504
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 Methyl isocyanatoformate?

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Methyl isocyanatoformate (CAS 5843-42-5), molecular formula OCNCO2CH3, is a high-purity chemical supplied by Tech Serve Solutions for organic building blocks applications, to USP, BP and EP standards.

What grades of Methyl isocyanatoformate does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Methyl isocyanatoformate 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 Methyl isocyanatoformate?

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Methyl isocyanatoformate has CAS number 5843-42-5 and molecular formula OCNCO2CH3. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Methyl isocyanatoformate?

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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 Methyl isocyanatoformate 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 Methyl isocyanatoformate be stored?

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Store Methyl isocyanatoformate 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 Methyl isocyanatoformate used for?

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Methyl isocyanatoformate is used in organic building blocks 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 Methyl isocyanatoformate?

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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 Methyl isocyanatoformate in a specific grade or volume?

Request a quote