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Benzamide, 4-ethenyl- (9CI)

Also known as: 4-vinylbenzamide, 4-ethenylbenzamide, p-Vinylbenzamide, 4-carbamoylstyrene, 4-vinyl-benzoic acid amide, Benzamide,4-ethenyl

Benzamide, 4-ethenyl- (9CI) (CAS 3661-73-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C9H9NO and a molecular weight of 147.17400 g/mol. Key properties include a boiling point of 301.5ºC at 760mmHg, a density of 1.097g/cm3 and a flash point of 136.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3661-73-2
Jingsj CID
J-1519714-5
Molecular Formula
C9H9NO
Molecular Weight
147.17400 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point301.5ºC at 760mmHg
Density1.097g/cm3
Flash Point136.2ºC
Exact Mass147.06800
PSA43.09000
LogP2.12880
Refractive Index1.603

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Benzamide, 4-ethenyl- (9CI)?

The CAS number of Benzamide, 4-ethenyl- (9CI) is 3661-73-2.

What are the molecular formula and molecular weight of Benzamide, 4-ethenyl- (9CI)?

Benzamide, 4-ethenyl- (9CI) has molecular formula C9H9NO and molecular weight 147.17400 g/mol.

What are the upstream and downstream products of Benzamide, 4-ethenyl- (9CI)?

For Benzamide, 4-ethenyl- (9CI), Upstream Products: 4-ethenylbenzonitrile, Tributyl(vinyl)tin, 4-Vinylbenzoic acid; Downstream Products: 4-Vinylbenzylamine.

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

Last updated:

How to cite: Jingsj. "Benzamide, 4-ethenyl- (9CI) (CAS 3661-73-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519714-5 (accessed 2026-11-09).

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