Isobutyronitrile
Isobutyronitrile (CAS 78-82-0), with the linear formula (CH3)2CHCN and a molecular weight of 69.11 g/mol, is a clear, colourless liquid. It is a vital organic building block and a member of the C1 to C5 and nitrogen compounds categories. Primarily utilised in chemical synthesis, Isobutyronitrile serves as a versatile intermediate in the production of various organic compounds, particularly within the field of cyanide and nitrile chemistry. TSS supplies this compound with high purity.
- IUPAC
- 2-Methylpropanenitrile,2-Methylpropionitrile,Isopropyl cyanide
- Synonyms
- 2-Methylpropanenitrile2-MethylpropionitrileIsopropyl cyanide

Chemical Synthesis Intermediate
Isobutyronitrile is extensively employed as a fundamental building block in organic synthesis. Its nitrile functional group allows for diverse chemical transformations, making it valuable in the preparation of more complex molecules for research and industrial applications.
Nitrile Chemistry
As a C4 nitrile, Isobutyronitrile is a key reagent in reactions involving the cyano group. It participates in nucleophilic additions, reductions, and hydrolysis reactions, leading to amines, carboxylic acids, and other derivatives essential in various chemical industries.
Organic Building Block
This compound serves as a versatile precursor in the synthesis of pharmaceuticals, agrochemicals, and speciality materials. Its specific structure facilitates the introduction of branched alkyl chains and nitrogen functionalities into target molecules.
| Molecular weight | 69.11 |
|---|---|
| Linear formula | (CH3)2CHCN |
| Assay | 99.6% |
| Boiling point | 107-108 °C(lit.) |
| Density | 0.770 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.372(lit.) |
| Vapour pressure | 100 mmHg (54.4 °C) |
| Melting point | −72 °C(lit.) |
| Vapour density | 2.38 (vs air) |
| Autoignition temp | 899 °F |


Hazard statements
- H225Highly flammable liquid and vapour
- H300Fatal if swallowed
- H311Toxic in contact with skin
- 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
- P264Wash thoroughly after handling
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 8 °C / 46.4 °F |
| Transport (UN / ADR) | UN 2284 3/PG 2 |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | F,T |
| Risk statements (R) | 11-23/24/25-36/37/38 |
| Safety statements (S) | 9-16-24/25-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is Isobutyronitrile used for?
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Isobutyronitrile (CAS 78-82-0) is primarily used as a versatile intermediate in organic synthesis, serving as a building block for more complex chemical compounds, particularly in nitrile chemistry.
What are the CAS number and chemical formula for Isobutyronitrile?
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The CAS number for Isobutyronitrile is 78-82-0, and its linear formula is (CH3)2CHCN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Isobutyronitrile with an assay of 99.6%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated in the product specifications.
What are the main safety hazards associated with Isobutyronitrile?
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Isobutyronitrile is a highly flammable liquid and vapour (H225). It is acutely toxic if swallowed (H300), toxic in contact with skin (H311), and causes skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, must be used, and it should be handled in a well-ventilated area away from ignition sources.
How is Isobutyronitrile packed, shipped, and exported?
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Isobutyronitrile is packed in compliance with relevant regulations for hazardous materials. TSS exports this chemical globally, adhering to all international shipping and customs requirements for flammable and toxic substances.
How can I request a quote or sample of Isobutyronitrile?
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To request a quote or a sample of Isobutyronitrile, please contact our sales team through the website or by phone, providing your contact details and required quantity.
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