3-(Methylamino)propionitrile
3-(Methylamino)propionitrile (CAS: 693-05-0) is an organic compound with the linear formula CH 3 NHCH 2 CH 2 CN. Possessing a molecular weight of 84.12 g/mol, this nitrile derivative is a valuable building block in organic synthesis. It finds application in the preparation of more complex molecules within the pharmaceutical and chemical industries, serving as an intermediate for various chemical transformations.
- IUPAC
- N-Methyl-β-alaninenitrile
- Synonyms
- N-Methyl-β-alaninenitrile

Organic Synthesis Intermediate
This compound serves as a versatile intermediate in the synthesis of diverse organic molecules. Its nitrile and secondary amine functionalities allow for a range of chemical transformations, making it a useful component in multi-step synthetic routes.
Pharmaceutical Building Block
As a nitrogen-containing organic building block, 3-(Methylamino)propionitrile can be utilised in the development of novel pharmaceutical compounds. Its structure can be incorporated into larger molecules with potential biological activity.
Research and Development
Researchers in academic and industrial settings may employ 3-(Methylamino)propionitrile for its utility in exploring new chemical reactions and developing innovative materials or compounds.
| Molecular weight | 84.12 |
|---|---|
| Linear formula | CH3NHCH2CH2CN |
| Assay | 98% |
| Density | 0.899 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.432(lit.) |

Hazard statements
- 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 equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21-36/37/38 |
| Safety statements (S) | 26-36/37 |
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 3-(Methylamino)propionitrile used for?
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3-(Methylamino)propionitrile is primarily used as a building block in organic synthesis and as an intermediate in the preparation of more complex molecules, including potential pharmaceutical compounds and in research and development.
What is the CAS number and chemical formula for 3-(Methylamino)propionitrile?
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The CAS number is 693-05-0 and the linear chemical formula is CH 3 NHCH 2 CH 2 CN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-(Methylamino)propionitrile with an assay of 98%. This product is not classified as USP, BP, or EP grade, and TSS does not represent it as such.
What are the main safety hazards associated with 3-(Methylamino)propionitrile?
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3-(Methylamino)propionitrile is classified with the signal word 'Warning' and has hazard statements including H312 (Harmful in contact with skin), H315 (Causes skin irritation), H319 (Causes serious eye irritation), H332 (Harmful if inhaled), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used during handling.
Is 3-(Methylamino)propionitrile a controlled substance?
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The provided data does not indicate that 3-(Methylamino)propionitrile is a controlled substance.
How is 3-(Methylamino)propionitrile packed, shipped, and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals and reagents. Specific packing and shipping details are available upon request, adhering to international regulations for chemical transport.
How can I request a sample or quote for 3-(Methylamino)propionitrile?
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To request a sample or obtain a quote for 3-(Methylamino)propionitrile, please contact our sales department directly through the website or by phone.
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