2-Methyl-2-butenenitrile
Also known as: 2-Cyano-2-butene, 2-Methylbut-2-enenitrile, 2,3-Dimethylacrylonitrile, 2-Methylcrotononitrile, 1-Methyl-1-propenyl Cyanide, alpha,beta-Dimethylacrylonitrile, Ccris 6055, EINECS 224-544-5, MFCD00037169, NSC 44233
2-Methyl-2-butenenitrile (CAS 4403-61-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H7N and a molecular weight of 81.11580 g/mol. Key properties include a melting point of -12ºC, a boiling point of 122ºC, a density of 0.810 g/mL at 20ºC(lit.) and a flash point of -17ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4403-61-6
- Jingsj CID
- J-19487-6
- Molecular Formula
- C5H7N
- Molecular Weight
- 81.11580 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -12ºC |
|---|---|
| Boiling Point | 122ºC |
| Density | 0.810 g/mL at 20ºC(lit.) |
| Flash Point | -17ºC |
| Exact Mass | 81.05780 |
| PSA | 23.79000 |
| LogP | 1.47618 |
| Refractive Index | n20/D 1.417 |
Customs & Trade Information
| HS Code | 2926909090 |
|---|---|
| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Methyl-2-butenenitrile?
The CAS number of 2-Methyl-2-butenenitrile is 4403-61-6.
What are the molecular formula and molecular weight of 2-Methyl-2-butenenitrile?
2-Methyl-2-butenenitrile has molecular formula C5H7N and molecular weight 81.11580 g/mol.
What are the upstream and downstream products of 2-Methyl-2-butenenitrile?
For 2-Methyl-2-butenenitrile, Upstream Products: 2-Methyl-3-butenenitrile, 2-Hydroxy-2-methylbutanenitrile, cis-2-butene; Downstream Products: 6-Chloro-5-methylnicotinaldehyde, Tiglic acid, 2-Methylbutylamine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Methyl-2-butenenitrile (CAS 4403-61-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19487-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.