Tech Serve Solutions

Diethoxyphosphinyl isocyanate

CAS 20039-33-2(C2H5O)2P(O)NCOChemical Synthesis

Diethoxyphosphinyl isocyanate (CAS 20039-33-2), molecular formula (C2H5O)2P(O)NCO, 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
Diethyl phosphorisocyanatidate
Diethoxyphosphinyl isocyanate
Building BlocksChemical SynthesisOrganic Building BlocksOthersPhosphorus Compounds
01 /Properties
Molecular weight179.11
Linear formula(C2H5O)2P(O)NCO
Boiling point85-87 °C/10 mmHg(lit.)
Density1.165 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.416(lit.)
02 /Safety & handling
Flammable
Flammable
Harmful / irritant
Harmful / irritant
Warning

Hazard statements

  • H226Flammable liquid and vapour
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful 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
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point48 °C / 118.4 °F
Transport (UN / ADR)UN 3080 6.1/PG 2
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)10-20/21/22-36/37/38
Safety statements (S)16-23-26-28-36/37/39

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

03 /Identifiers & registry
CAS number
20039-33-2
MDL number
MFCD00075544
PubChem substance
24863042
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 Diethoxyphosphinyl isocyanate?

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Diethoxyphosphinyl isocyanate (CAS 20039-33-2), molecular formula (C2H5O)2P(O)NCO, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Diethoxyphosphinyl isocyanate does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Diethoxyphosphinyl 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 Diethoxyphosphinyl isocyanate?

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Diethoxyphosphinyl isocyanate has CAS number 20039-33-2 and molecular formula (C2H5O)2P(O)NCO. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Diethoxyphosphinyl 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 Diethoxyphosphinyl 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 Diethoxyphosphinyl isocyanate be stored?

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Store Diethoxyphosphinyl 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 Diethoxyphosphinyl isocyanate used for?

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Diethoxyphosphinyl 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 Diethoxyphosphinyl 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 Diethoxyphosphinyl isocyanate in a specific grade or volume?

Request a quote