CAS 2905-23-9 2-Chlorobenzenesulfonyl chloride (HCID 76187)

Names & identifiers

Preferred name: 2-Chlorobenzenesulfonyl chloride
IUPAC: 2-chlorobenzenesulfonyl chloride
English name: 2-Chlorobenzenesulfonyl chloride
Molecular formula: C6H4Cl2O2S
Molecular weight: 211.07

Names & synonyms

2-Chlorobenzenesulfonyl chloride2905-23-92-Chlorobenzenesulphonyl chlorideBenzenesulfonyl chloride, 2-chloro-o-Chlorobenzenesulfonyl chlorideo-ChlorobenzenesulfochlorideNSC-1512294ACM79Y5D8DTXSID3074731RefChem:864522-CBSCorthochlorobenzol sulfochloride

Show more names

2-CHLOROBENZENESBUTTPARK 37\11-76o-chloro-benzenesulfonylchlorid2-chloro-benzenesulfonylchlorid2-Chlorobenxenesulfonyl Chloride

DTXCID8037914220-807-32-Chlorobenzene-1-Sulfonyl Chloride2-chlorobenzenesulfonylchlorideMFCD000515202-Chlorophenylsulfonyl Chloride2-chloro-benzenesulfonyl chlorideBenzenesulfonyl chloride, o-chloro-

Database identifiers

CAS: 2905-23-9
PubChem CID: 76187
DTXSID: DTXSID3074731
UNII: 4ACM79Y5D8
EC Number: 220-807-3
Nikkaji: J306.831E

Properties

Computed structural properties

XLogP: 2.2
Topological polar surface area: 42.5 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 2
Rotatable bonds: 1
Heavy atoms: 11
Formal charge: 0
Complexity: 219

Physicochemical properties

Melting point: 26 · 26-28℃
Boiling point: 150 · 150-152 °C/12 mmHg (lit.)
Density: 1.548 g/mL · 1.548 g/mL at 25 °C (lit.)
refractive index: 20 · n20/D 1.576(lit.)
Flash point: 140 °F · 140 °F
storage temp.: 2 · under inert gas (nitrogen or Argon) at 2-8°C
form: Liquid or Low Melting Solid
color: Clear yellow to orange-red
Water Solubility: It reacts with water.
Sensitive: Moisture Sensitive
BRN: 974321 · 974321
InChI: 1S/C6H4Cl2O2S/c7-5-3-1-2-4-6(5)11(8,9)10/h1-4H
InChIKey: KMVZDSQHLDGKGV-UHFFFAOYSA-N
SMILES: Clc1ccccc1S(Cl)(=O)=O
CAS DataBase Reference: 2905 · 2905-23-9(CAS DataBase Reference)
EWG's Food Scores: 1 · 1
FDA UNII: 4 ACM79Y5D8 · 4ACM79Y5D8
NIST Chemistry Reference: 2 · 2-Chlorobenzenesulfonyl chloride(2905-23-9)
EPA Substance Registry System: 2 · Benzenesulfonyl chloride, 2-chloro- (2905-23-9)
UNSPSC Code: 12352100 · 12352100
NACRES: 22 · NA.22
Symbol(GHS): 2 · GHS02,GHS05
Signal word: Danger
Hazard statements: 226 · H226-H314
Precautionary statements: 210 · P210-P233-P240-P280-P303+P361+P353-P305+P351+P338
PPE: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes: C
Risk Statements: 34 · 34
Safety Statements: 26 · 26-36/37/39-45
RIDADR: 2920 · UN 2920 8/PG 2
WGK Germany: 2 · 2
RTECS: 8925500 · DB8925500
Hazard Note: Corrosive
TSCA: TSCA listed
HazardClass: 8 · 8
PackingGroup: II
HS Code: 29049090 · 29049090
Storage Class: 3 · 3 - Flammable liquids
Hazard Classifications: 3 Skin · Flam. Liq. 3Skin Corr. 1B
Limited Quantities: 1 Kg · 1 Kg (2.2 lbs) (solid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)

Safety & regulation

GHS classification

GHS Classification · 4 items

Danger

H226 (89.6%): Flammable liquid and vapor [Warning Flammable liquids]

P210, P233, P240, P241, P242, P243, P260, P264, P280, P301+P330+P331, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P321, P363, P370+P378, P403+P235, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 48 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory InformationPMN - indicates a commenced PMN (Pre-Manufacture Notices) substance.

Hazard Classes and CategoriesFlam. Liq. 3 (89.6%)

Safety data

PPE: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
wgk: 2
tsca: TSCA listed
rtecs: DB8925500
ridadr: UN 2920 8/PG 2
hs_code: 29049090
risk_code: 34
Signal word: Danger
Symbol(GHS): GHS02,GHS05
hazard_code: C
hazard_note: Corrosive
safety_code: 26-36/37/39-45
hazard_class: 8
Storage Class: 3 - Flammable liquids
packing_group: II
Hazard statements: H226-H314
Limited Quantities: 1 Kg (2.2 lbs) (solid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
Hazard Classifications: Flam. Liq. 3Skin Corr. 1B
Precautionary statements: P210-P233-P240-P280-P303+P361+P353-P305+P351+P338