Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester

Also known as: ethyl 2-chloro-2-(2-phenylhydrazono)acetate, ethyl (2E)-chloro(phenylhydrazono)acetate, ethyl (2Z)-2-chloro-2-(phenylhydrazinylidene)acetate, 2-chloro-2-(phenylhydrazono)acetic acid ethyl ester, ethoxycarbonyl-N-phenylhydrazonyl chloride, C-ethoxycarbonyl-N-phenylhydrazonoyl chloride, oxalyl chloride phenylhydrazone ethyl ester, ethyl 2-chloro-2-(phenylhydrazone)acetate, ethyl chloro(2-phenylhydrazinylidene)acetate, Apixaban Impurity 77

Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester (CAS 28663-68-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H11ClN2O2 and a molecular weight of 226.66000 g/mol. Key properties include a melting point of 77-80ºC, a boiling point of 308.7ºC at 760mmHg, a density of 1.21g/cm3 and a flash point of 140.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 28663-68-5
Jingsj CID: J-1512654-2
Molecular Formula: C₁₀H₁₁ClN₂O₂
Molecular Weight: 226.66000 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	77-80ºC
Boiling Point	308.7ºC at 760mmHg
Density	1.21g/cm3
Flash Point	140.5ºC
Exact Mass	226.05100
PSA	50.69000
LogP	2.28690
Vapor Pressure	0.00067mmHg at 25°C
Refractive Index	1.542

Customs & Trade Information

HS Code	2928000090
Summary	2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester?

The CAS number of Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester is 28663-68-5.

What are the molecular formula and molecular weight of Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester?

Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester has molecular formula C10H11ClN2O2 and molecular weight 226.66000 g/mol.

What are the upstream and downstream products of Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester?

For Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester, Downstream Products: Ethyl 5-amino-4-cyano-1-phenyl-1H-pyrazole-3-carboxylate, Benzylidenemalononitrile, 1-Phenyl-1H-1,2,4-triazole-3-carboxylic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Acetic acid,2-chloro-2-(2-phenylhydrazinylidene)-, ethyl ester (CAS 28663-68-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512654-2 (accessed 2026-11-09).

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