C4H5ClO3
136.53 g/mol
Industrial ChemicalDanger
Ethoxalyl chloride
CAS4755-77-5EC225-285-0
Category
Industrial Chemical
Compound Class
Ester
Primary Use
Acylating agent for organic synthesis
Ethoxalyl chloride is an organic compound used as an acylating agent in organic synthesis. It features an ester group and a reactive acyl chloride moiety, making it useful for introducing the ethoxalyl group into target molecules under controlled laboratory conditions.
Acylating agent for organic synthesisIntermediate in the preparation of fine chemicals
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Safety Reference
Danger
H226Flammable liquid and vapour
H290May be corrosive to metals
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Ethoxalyl chloride (CAS 4755-77-5) is 2917.19.
HS code (international, 6-digit)
2917.19
EU CN code (8-digit)
2917 19 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
ethyl 2-chloro-2-oxoacetate
InChIKey
OWZFULPEVHKEKS-UHFFFAOYSA-N
SMILES
CCOC(=O)C(=O)Cl
Synonyms (29)
- Chlorooxalic acid ethyl ester
- ETHYL CHLOROGLYOXYLATE
- Ethoxalyl chloride
- Ethoxyoxalyl Chloride
- Ethyl (Chlorocarbonyl)formate
- Ethyl 2-chloro-2-oxoacetate
- Ethyl chlorooxoacetate
- Ethyl oxalyl chloride
- Monoethyl oxaloyl chloride
- Monoethyl oxalyl chloride
- Oxalyl chloride, ethyl ester
- chloroglyoxylic ethyl ester
- ethyl 2-chlorooxoacetate
- ethyl chloroformylformate
- ethyl chloroglyoxalate
- ethyl chloroglyoxylic acid
- ethyl chlorooxalate
- ethyl chloroxalate
- ethyl chloroxoacetate
- ethyl choroglyoxylate
- ethyl oxalyl monochloride
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