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Crotononitrile, mixture of cis and trans

CAS 4786-20-3CH3CH=CHCNChemical Synthesis

Crotononitrile, a mixture of cis and trans isomers (CAS 4786-20-3), is a versatile organic compound with the linear formula CH3CH=CHCN and a molecular weight of 67.09 g/mol. This flammable liquid is primarily utilised as a building block in chemical synthesis and for the production of various organic compounds. Its utility spans across diverse chemical research and industrial applications, underscoring its importance in organic chemistry.

IUPAC
2-Butenenitrile, mixture of cis and trans
Synonyms
2-Butenenitrile, mixture of cis and transCH3CH=CHCN
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Crotononitrile, mixture of cis and trans (CH3CH=CHCN) — chemical structure, CAS 4786-20-3; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC1 to C5Chemical SynthesisCyanides/NitrilesNitrogen Compounds
01 /Applications

Organic Synthesis Intermediate

Crotononitrile serves as a valuable intermediate in organic synthesis due to its reactive nitrile group and alkene functionality. It is used in the construction of more complex organic molecules and heterocyclic compounds.

Building Block for Specialty Chemicals

As a C4 building block, this compound is instrumental in the development and production of various specialty chemicals. Its structure allows for diverse reaction pathways, leading to a range of functionalised products.

Research and Development

In R&D settings, Crotononitrile is employed for exploring novel synthetic routes and developing new materials or compounds. Its availability facilitates research in areas such as polymer chemistry and medicinal chemistry.

02 /Properties
Molecular weight67.09
Linear formulaCH3CH=CHCN
Assay99%
Boiling point120-121 °C(lit.)
Density0.824 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.419(lit.)
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point16 °C / 60.8 °F
Transport (UN / ADR)UN 1993BE 3 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xn
Risk statements (R)11-22-36/37/38
Safety statements (S)16-26-36

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

04 /Identifiers & registry
CAS number
4786-20-3
MDL number
MFCD00001935
PubChem substance
24855216
Beilstein registry
1719747
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 Crotononitrile, mixture of cis and trans used for?

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Crotononitrile, mixture of cis and trans (CAS 4786-20-3) is primarily used as a building block in organic synthesis and for the development of specialty chemicals in research and industrial applications.

What is the CAS number and formula for Crotononitrile, mixture of cis and trans?

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The CAS number for Crotononitrile, mixture of cis and trans is 4786-20-3, and its linear formula is CH3CH=CHCN.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Crotononitrile, mixture of cis and trans with an assay of 99%. We do not represent this product as USP, BP, EP or other pharmacopoeia grades unless explicitly stated.

How should Crotononitrile, mixture of cis and trans be handled safely?

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Crotononitrile, mixture of cis and trans is a flammable liquid (Flash Point 16 °C) and is harmful if swallowed, causes skin irritation, serious eye irritation, and may cause respiratory irritation. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area, and keep away from heat and open flames.

How is Crotononitrile, mixture of cis and trans packed, shipped, and exported?

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Tech Serve Solutions, as a specialist global supplier, ensures appropriate packaging for safe transport. International shipments and exports are handled in compliance with all relevant regulations for hazardous materials.

How can I request a sample or quote for Crotononitrile, mixture of cis and trans?

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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone, referencing the product name and CAS number 4786-20-3.

Need Crotononitrile, mixture of cis and trans in a specific grade or volume?