Tech Serve Solutions

Phenyl isocyanate

CAS 103-71-9C6H5NCOChemical Synthesis

Phenyl isocyanate (CAS 103-71-9), molecular formula C6H5NCO, 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.

Phenyl isocyanate
Building BlocksChemical SynthesisIsocyanatesNitrogen CompoundsOrganic Building Blocks
01 /Properties
Molecular weight119.12
Linear formulaC6H5NCO
Assay≥98%
Boiling point162-163 °C(lit.)
Density1.096 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.535(lit.)
Vapour pressure1.4 mmHg (20 °C)
Melting point−30 °C(lit.)
Storage temperature2-8°C
02 /Safety & handling
Flammable
Flammable
Corrosive
Corrosive
Toxic
Toxic
Health hazard
Health hazard
Danger

Hazard statements

  • H226Flammable liquid and vapour
  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H317May cause an allergic skin reaction
  • H330Fatal if inhaled
  • H334May cause allergy or asthma symptoms if inhaled

Precautionary statements

  • P260Do not breathe dust, fume, gas, mist, vapours or spray
  • P280Wear protective gloves, clothing and eye/face protection
  • P284Wear respiratory protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point51 °C / 123.8 °F
Transport (UN / ADR)UN 2487 3(6.1) / PGI
Water hazard class (WGK, DE)2
Hazard codes (EU)T+
Risk statements (R)10-22-26-34-42-52
Safety statements (S)16-26-28-36/37/39-45

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

03 /Identifiers & registry
CAS number
103-71-9
MDL number
MFCD00001994
PubChem substance
24887345
Beilstein registry
471391
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 Phenyl isocyanate?

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Phenyl isocyanate (CAS 103-71-9), molecular formula C6H5NCO, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Phenyl isocyanate does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Phenyl 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 Phenyl isocyanate?

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Phenyl isocyanate has CAS number 103-71-9 and molecular formula C6H5NCO. Full specifications appear in the table above and in the Certificate of Analysis.

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

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Store Phenyl 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 Phenyl isocyanate used for?

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Phenyl 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 Phenyl 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 Phenyl isocyanate in a specific grade or volume?

Request a quote