Tech Serve Solutions

Ethyl isocyanate

CAS 109-90-0C2H5NCOChemical Synthesis

Ethyl isocyanate (CAS 109-90-0), molecular formula C2H5NCO, 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.

Ethyl isocyanate
Building BlocksChemical SynthesisIsocyanatesNitrogen CompoundsOrganic Building Blocks
01 /Properties
Molecular weight71.08
Linear formulaC2H5NCO
Assay98%
Boiling point60 °C(lit.)
Density0.898 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.381(lit.)
Vapour pressure4.34 psi (20 °C)
02 /Safety & handling
Flammable
Flammable
Toxic
Toxic
Health hazard
Health hazard
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H301Toxic if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H334May cause allergy or asthma symptoms if inhaled
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P301IF SWALLOWED
  • P305IF IN EYES
  • P342
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
Flash point-10 °C / 14 °F
Transport (UN / ADR)UN 2481 6.1(3) / PGI
Water hazard class (WGK, DE)3
Hazard codes (EU)F,T
Risk statements (R)11-20/21-25-36/37/38-42
Safety statements (S)16-26-36/37/39-45

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

03 /Identifiers & registry
CAS number
109-90-0
MDL number
MFCD00002042
PubChem substance
24894506
Beilstein registry
773743
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 Ethyl isocyanate?

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Ethyl isocyanate (CAS 109-90-0), molecular formula C2H5NCO, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Ethyl isocyanate does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Ethyl isocyanate 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 Ethyl isocyanate?

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Ethyl isocyanate has CAS number 109-90-0 and molecular formula C2H5NCO. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Ethyl isocyanate?

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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 Ethyl isocyanate 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 Ethyl isocyanate be stored?

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Store Ethyl isocyanate 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 Ethyl isocyanate used for?

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Ethyl isocyanate 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 Ethyl isocyanate?

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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 Ethyl isocyanate in a specific grade or volume?

Request a quote