C11H7Cl2NO2
256.08 g/mol
Pharmaceutical IntermediateDanger
3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride
CAS25629-50-9EC247-137-4
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
This compound is a pharmaceutical intermediate used in drug synthesis. It is an isoxazole derivative with a chlorinated aromatic ring.
Pharmaceutical intermediate for drug synthesis
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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Related Compounds
SimilarStructure SimilarSimilarity 0.73
3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carbonyl chloride
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ReferenceSame Category
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Referencesame scaffold
5-methyl-3-phenyl-4-isoxazolylcarbonyl chloride
CAS16883-16-2
pharmaceutical intermediate
Referencesame scaffold
3-(2-Chloro-6-fluorophenyl)-5-methylisoxazole-4-carbonyl chloride
CAS69399-79-7
pharmaceutical intermediate
Referencesame scaffold
5-(Hydroxymethyl)-3-phenyl-4-isoxazolecarboxylic acid ethyl ester
CAS95104-44-2
research compound
Safety Reference
Danger
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride (CAS 25629-50-9) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
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
3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carbonyl chloride
InChIKey
BPDBLWKFVXHGFT-UHFFFAOYSA-N
SMILES
CC1=C(C(=NO1)C2=CC=CC=C2Cl)C(=O)Cl
Synonyms (11)
- Cimic chloride
- Cloxacillin Impurity 18
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