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(Z)-2-Pentenenitrile

Also known as: (2Z)-pent-2-enenitrile, (Z)-2-Pentenenitrile, (Z)-pent-2-enenitrile, 1-cyano-1-butene, 1-buten-1-yl cyanide, cis-1-butenyl cyanide, cis-2-pentenenitrile, cis-2-pentenonitrile, cis-pent-2-enenitrile, pent-2-enenitrile (cis)

(Z)-2-Pentenenitrile (CAS 25899-50-7) 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 boiling point of 127-128ºC766 mm Hg(lit.), a density of 0.821 g/mL at 20ºC(lit.) and a flash point of 23.9 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
25899-50-7
Jingsj CID
J-40649-5
Molecular Formula
C5H7N
Molecular Weight
81.11580 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point127-128ºC766 mm Hg(lit.)
Density0.821 g/mL at 20ºC(lit.)
Flash Point23.9 °C
Exact Mass81.05780
PSA23.79000
LogP1.47618
Vapor Pressure22.2mmHg at 25°C
Refractive Indexn20/D 1.424(lit.)

Customs & Trade Information

HS Code2926909090
SummaryHS: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 (Z)-2-Pentenenitrile?

The CAS number of (Z)-2-Pentenenitrile is 25899-50-7.

What are the molecular formula and molecular weight of (Z)-2-Pentenenitrile?

(Z)-2-Pentenenitrile has molecular formula C5H7N and molecular weight 81.11580 g/mol.

What are the upstream and downstream products of (Z)-2-Pentenenitrile?

For (Z)-2-Pentenenitrile, Upstream Products: 2-Methyl-3-butenenitrile, butadiene, 1,2,3,6-Tetrahydropyridine; Downstream Products: Adiponitrile, 2-Methylglutaronitrile, 2-ethylbutanedinitrile.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(Z)-2-Pentenenitrile (CAS 25899-50-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40649-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.