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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 3772668Generated: October 30, 2026

1-(3-Chloropropionyl)-1H-benzotriazole

1-(2-Chloroacethylcarbonyl)-1H-benzotri& · 1-(3-Chloropropionyl)-1H-benzotriazole · 1-Propanone, 1-(1H-benzotriazol-1-yl)-3-chloro-

https://huagongshe.com/en/chemical/3772668

1-(3-Chloropropionyl)-1H-benzotriazole molecular structure

Identifiers & Physical Properties

CAS No.304660-39-7
Molecular formulaC9H8ClN3O
Average molar mass209.636 g/mol
Monoisotopic mass209.03558956 g/mol
SMILESO=C(CCCl)n1nnc2ccccc21
InChIKeyHSMGLVQSVHKLFX-UHFFFAOYSA-N
PubChem CID3772668
EC No.687-475-3
DTXSIDDTXSID80396216

Chemical & Physical Properties

Melting point76-80 °C (lit.)
Physical statesolid
InChI1S/C9H8ClN3O/c10-6-5-9(14)13-8-4-2-1-3-7(8)11-12-13/h1-4H,5-6H2
InChIKeyHSMGLVQSVHKLFX-UHFFFAOYSA-N
SMILESClCCC(=O)n1nnc2ccccc12
UNSPSC Code12352005
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH315-H319-H335
GHS precautionary statementsP261-P305+P351+P338
Target organsRespiratory system
Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Gloves
Hazard symbolsXi
Risk statements (R)36/37/38
Safety statements (S)26-36
Water hazard class (WGK)3
Storage class11 - Combustible Solids
Hazard classEye Irrit. 2Skin Irrit. 2STOT SE 3

Safety & Regulations

Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK)3
Risk statements (R)36/37/38
Signal wordWarning
GHS pictogramGHS07
Hazard symbolsXi
Safety statements (S)26-36
Storage class11 - Combustible Solids
Target organsRespiratory system
GHS hazard statementsH315-H319-H335
Hazard classEye Irrit. 2Skin Irrit. 2STOT SE 3
GHS precautionary statementsP261-P305+P351+P338