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Cyclopentyl isocyanate

CAS 4747-71-1C5H9NCOChemical Synthesis

Cyclopentyl isocyanate (CAS: 4747-71-1, Formula: C₅H₉NCO) is an organic compound with a molecular weight of 111.14 g/mol. This liquid serves as a valuable building block in chemical synthesis, particularly within the field of isocyanates and nitrogen compounds. Its reactive nature makes it suitable for various organic transformations, contributing to the development of novel molecules and materials in research and industrial applications.

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Cyclopentyl isocyanate (C5H9NCO) — chemical structure, CAS 4747-71-1; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisIsocyanatesNitrogen CompoundsOrganic Building Blocks
01 /Applications

Organic Synthesis Intermediate

Cyclopentyl isocyanate functions as a key intermediate in the synthesis of more complex organic molecules. Its isocyanate group readily reacts with nucleophiles, enabling the formation of ureas, carbamates, and other nitrogen-containing functional groups.

Building Block for Pharmaceuticals

This compound can be employed in the multi-step synthesis of pharmaceutical intermediates and active pharmaceutical ingredients (APIs). It provides a cyclopentyl moiety that can be incorporated into drug candidates.

Research and Development

Used in academic and industrial research laboratories for exploring new chemical reactions and developing novel compounds. Its specific structure and reactivity profile make it a useful reagent for probing chemical pathways.

02 /Properties
Molecular weight111.14
Linear formulaC5H9NCO
Assay97%
Boiling point147 °C(lit.)
Density0.986 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.447(lit.)
Vapour pressure2.83 psi (20 °C)
Storage temperature2-8°C
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
GHS hazard pictogram: Health hazard (GHS08)
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 point36 °C / 96.8 °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)16-26-36/37/39

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

04 /Identifiers & registry
CAS number
4747-71-1
MDL number
MFCD02093695
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets 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.

06 /Frequently asked questions

What is Cyclopentyl isocyanate used for?

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Cyclopentyl isocyanate is primarily used as a building block in organic synthesis, particularly for creating pharmaceuticals and other complex organic molecules. It is a valuable intermediate in chemical research and development.

What are the CAS number and molecular formula for Cyclopentyl isocyanate?

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The CAS number for Cyclopentyl isocyanate is 4747-71-1, and its molecular formula is C₅H₉NCO.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Cyclopentyl isocyanate with a minimum purity of 97%. We do not represent this product as USP, BP, or EP grade.

How should Cyclopentyl isocyanate be handled safely?

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Cyclopentyl isocyanate is a flammable liquid and vapour (H226) and is harmful if swallowed, in contact with skin, or if inhaled (H302, H312, H332). It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). It can also cause allergy or asthma symptoms or breathing difficulties if inhaled (H334). Appropriate personal protective equipment, including eyeshields, face shields, and suitable gloves and respirators, must be used.

How is Cyclopentyl isocyanate shipped and exported?

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Cyclopentyl isocyanate is shipped as a regulated material (UN 3080, Class 6.1, Packing Group II). Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all relevant transportation and customs regulations.

How can I request a quote or sample for Cyclopentyl isocyanate?

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To request a quote or a sample of Cyclopentyl isocyanate, please contact our sales department through the website or by phone. Provide your details and the quantity required.

Need Cyclopentyl isocyanate in a specific grade or volume?