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Methyl 4-cyanobenzoate

Also known as: 4-Cyanobenzoic acid methyl ester, Methyl p-cyanobenzoate, 4-(Methoxycarbonyl)benzonitrile, p-Cyanobenzoic acid methyl ester, Benzoic acid, 4-cyano-, methyl ester, Benzoic acid, p-cyano-, methyl ester, MFCD00001823, EINECS 214-443-4

Methyl 4-cyanobenzoate (CAS 1129-35-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7NO2 and a molecular weight of 161.157 g/mol. Key properties include a melting point of 65-67 °C(lit.), a boiling point of 274.9±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 131.2±9.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1129-35-7
Jingsj CID
J-20180-9
Molecular Formula
C9H7NO2
Molecular Weight
161.157 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point65-67 °C(lit.)
Boiling Point274.9±0.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point131.2±9.4 °C
Exact Mass161.047684
PSA50.09000
LogP1.85
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.535

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 Methyl 4-cyanobenzoate?

The CAS number of Methyl 4-cyanobenzoate is 1129-35-7.

What are the molecular formula and molecular weight of Methyl 4-cyanobenzoate?

Methyl 4-cyanobenzoate has molecular formula C9H7NO2 and molecular weight 161.157 g/mol.

What are the upstream and downstream products of Methyl 4-cyanobenzoate?

For Methyl 4-cyanobenzoate, Upstream Products: methyl (E)-4-[(hydroxyimino)methyl]benzoate, tert-Butyl hydroperoxide, 4-Cyanobenzaldehyde; Downstream Products: Methyl 4-(1-aminocyclopropyl)benzoate, ethyl 3-(4-cyanophenyl)-3-oxopropanoate, 4-Cyanobenzohydrazide.

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

Last updated:

How to cite: Jingsj. "Methyl 4-cyanobenzoate (CAS 1129-35-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20180-9 (accessed 2026-11-09).

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