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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 75331Generated: October 26, 2026

m-Chlorophenylhydrazine hydrochloride

3-CHLOROP · m-Chlorophenylhydrazine · 3-CHLOROPHENYLHYDRAZINE HCL · M-CHLOROPHENYLHYDRAZINE HYDROCHLORIDE · 3-CHLOROPHENYLHYDRAZINE HYDROCHLORIDE · -CHLORO PHENYL HYDRAZXINE HYDROCHLORIDE · [(3-chlorophenyl)amino]azanium chloride · 3-CHLORO PHENYL HYDRAZXINE HYDROCHLORIDE

https://huagongshe.com/en/chemical/75331

m-Chlorophenylhydrazine hydrochloride molecular structure

Identifiers & Physical Properties

CAS No.2312-23-4
Molecular formulaC6H8Cl2N2
Average molar mass179.04 g/mol
Monoisotopic mass178.0064537 g/mol
SMILESCl.NNc1cccc(Cl)c1
InChIKeyCRRIAWUJYMLJOE-UHFFFAOYSA-N
PubChem CID75331
EC No.219-005-6
DTXSIDDTXSID50177690

Chemical & Physical Properties

Topological polar surface area38.1
Hydrogen bond donors3
Hydrogen bond acceptors2
Rotatable bonds1
Heavy atoms10
Formal charge0
Complexity87
Melting point240-245 °C (dec.)(lit.)
Storage conditionsKeep in dark place,Sealed in dry,Room Temperature
SolubilitySoluble in water
Physical statePowder
ColorWhite to pink or light beige
BRN3565828
InChI1S/C6H7ClN2.ClH/c7-5-2-1-3-6(4-5)9-8/h1-4,9H,8H21H
InChIKeyCRRIAWUJYMLJOE-UHFFFAOYSA-N
SMILESCl[H].NNc1cccc(Cl)c1
CAS DataBase Reference2312-23-4(CAS DataBase Reference)
UNSPSC Code12352100
GHS pictogramGHS07,GHS08
Signal wordDanger
GHS hazard statementsH302-H334-H315-H319
GHS precautionary statementsP284-P301+P312a-P304+P340-P342+P311a-P501a-P261-P342+P311-P264-P270-P280-P301+P312+P330-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P501
Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Hazard symbolsXn,Xi
Risk statements (R)22-43-20/21/22
Safety statements (S)36/37-37/39-26
UN transport number2811
Water hazard class (WGK)3
Hazard NoteHarmful/Irritant
Hazard class6.1(b)Acute Tox. 4 OralResp. Sens. 1
Packing groupIII
Customs code29280000
Storage class11 - Combustible Solids

Safety & Regulations

Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Water hazard class (WGK)3
UN transport number2811
Customs code29280000
Risk statements (R)22-43-20/21/22
Signal wordDanger
GHS pictogramGHS07,GHS08
Hazard symbolsXn,Xi
hazard_noteHarmful/Irritant
Safety statements (S)36/37-37/39-26
Hazard class6.1(b)Acute Tox. 4 OralResp. Sens. 1
Storage class11 - Combustible Solids
Packing groupIII
GHS hazard statementsH302-H334-H315-H319
GHS precautionary statementsP284-P301+P312a-P304+P340-P342+P311a-P501a-P261-P342+P311-P264-P270-P280-P301+P312+P330-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P501

Applications & Uses

Uses

3-Chlorophenylhydrazine hydrochloride has been used in the preparation of:1-(3-chlorophenyl)-3,5-diphenyl-1H-pyrazolo[4,3-c]quinolin-4(5H)-one11-(3-chlorophenyl)-9-phenyl-5,6-dihydro-4H,11H-benzo[i,j]- pyrazolo[3,4-b]quinolizin-8-one1-(3-chlorophenyl)-3-(cyclohexyl)-5-(4-phenoxy phenyl)pyrazole