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4-Chlorobenzenesulfonyl chloride

CAS No.
98-60-2
Chemical Name:
4-Chlorobenzenesulfonyl chloride
Synonyms
4-CHLOROBENZENE-1-SULFONYL CHLORIDE;CHLOROBENZENESULFONYL CHLORIDE;4-Chlorobenzene;4-Chlorobenzenesulfo;p-Chlorbenzensulfochlorid;p-Chlorobenzenesulfochloride;4-Chlorophenylchloro sulfone;p-Chlorobenzenesulfonylchlori;p-chlorophenylsulfonylchloride;4-chloro-benzenesulfonylchlorid
CBNumber:
CB8442402
Molecular Formula:
C6H4Cl2O2S
Molecular Weight:
211.07
MDL Number:
MFCD00007439
MOL File:
98-60-2.mol
MSDS File:
SDS
Last updated:2026-05-28 05:22:29
Product description Number Pack Size Price
4-Chlorobenzenesulfonyl chloride 97% 133698 5g $40
4-Chlorobenzenesulfonyl chloride 97% 133698 100g $151
4-Chlorobenzenesulfonyl Chloride >98.0%(T) C0128 25g $43
4-Chlorobenzenesulfonyl Chloride >98.0%(T) C0128 500g $204
4-Chlorobenzenesulfonyl Chloride TRC-C253496-5G 5g $72
More product size

4-Chlorobenzenesulfonyl chloride Properties

Melting point 50-52 °C (lit.)
Boiling point 141 °C/15 mmHg (lit.)
Density 1.5075 (estimate)
Flash point 226 °F
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
solubility soluble in Toluene
form Liquid
color Clear
Water Solubility INSOLUBLE
Sensitive Moisture Sensitive
BRN 511583
InChI InChI=1S/C6H4Cl2O2S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4H
InChIKey ZLYBFBAHAQEEQQ-UHFFFAOYSA-N
SMILES C1(S(Cl)(=O)=O)=CC=C(Cl)C=C1
CAS DataBase Reference 98-60-2(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII H55O3362D6
NIST Chemistry Reference 4-Chlorobenzenesulfonyl chloride(98-60-2)
EPA Substance Registry System Benzenesulfonyl chloride, 4-chloro- (98-60-2)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363
PPE Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Hazard Codes  C
Risk Statements  34-37
Safety Statements  26-28-36/37/39-45
RIDADR  UN 3261 8/PG 2
WGK Germany  2
RTECS  DB8925000
21
Hazard Note  Corrosive
TSCA  TSCA listed
HazardClass  8
PackingGroup  II
HS Code  29049020
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Eye Dam. 1
Skin Corr. 1B
Hazardous Substances Data 98-60-2(Hazardous Substances Data)
REACH Registrations Active
Limited Quantities 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
1
3 2
W

4-Chlorobenzenesulfonyl chloride price More Price(49)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 133698 4-Chlorobenzenesulfonyl chloride 97% 98-60-2 5g $40 2026-04-30 Buy
Sigma-Aldrich 133698 4-Chlorobenzenesulfonyl chloride 97% 98-60-2 100g $151 2026-04-30 Buy
TCI Chemical C0128 4-Chlorobenzenesulfonyl Chloride >98.0%(T) 98-60-2 25g $43 2026-04-30 Buy
TCI Chemical C0128 4-Chlorobenzenesulfonyl Chloride >98.0%(T) 98-60-2 500g $204 2026-04-30 Buy
TRC TRC-C253496-5G 4-Chlorobenzenesulfonyl Chloride 98-60-2 5g $72 2026-06-03 Buy
Product number Packaging Price Buy
133698 5g $40 Buy
133698 100g $151 Buy
C0128 25g $43 Buy
C0128 500g $204 Buy
TRC-C253496-5G 5g $72 Buy

4-Chlorobenzenesulfonyl chloride Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystals, powder or flakes

Uses

4-Chlorobenzenesulfonyl chloride was used in the synthesis of precursors for the 3,4-pyridyne generation.

Production Methods

4-Chlorobenzenesulfonyl chloride is manufactured by mixing 4-chlorobenzene and chlorosulfuric acid at 35 ℃, heating for two hours at 80 ℃, and discharging the contents of the reactor into ice water; yield 81% of theory, together with a small amount of bis(4-chlorophenyl) sulfone.

Application

Used in the manufacture of chlorobenzenesulfinic acid and sulfimides; three-step reaction to the sulfone in a single reactor is possible without intermediate isolation.

Synthesis Reference(s)

The Journal of Organic Chemistry, 7, p. 15, 1942 DOI: 10.1021/jo01195a003

Purification Methods

Crystallise it from ether in powdered Dry-Ice, after the solution has been washed with 10% NaOH until colourless and dried (Na2SO4). Distil it in vacuo and store it in the absence of H2O. [Beilstein 11 IV 114.]

108-90-7
98-60-2
Synthesis of 4-Chlorobenzenesulfonyl chloride from Chlorobenzene
Global( 407)Suppliers
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Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652 info@fdachem.com China 20111 58
Springchem New Material Technology Co.,Limited
+86-021-62885108 info@spring-chem.com China 2068 57
Capot Chemical Co.,Ltd.
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Shanghai Time Chemicals CO., Ltd.
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career henan chemical co
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Alchem Pharmtech,Inc.
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Nanjing jinheyou Trading Co., Ltd.
15705188088 admin@jheyou.com CHINA 1267 58
CONIER CHEM AND PHARMA LIMITED
sales@conier.com China 49906 58

View Lastest Price from 4-Chlorobenzenesulfonyl chloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Chlorobenzenesulfonyl chloride pictures 2026-08-14 4-Chlorobenzenesulfonyl chloride
98-60-2
$1.00-100.00 1KG 99% Henan Fengda Chemical Co., Ltd
4-Chlorobenzenesulfonyl chloride pictures 2026-06-30 4-Chlorobenzenesulfonyl chloride
98-60-2
1kg 99% 10000KGS Shaanxi Dideu New Materials Co. Ltd
4-Chlorobenzenesulfonyl chloride pictures 2025-12-29 4-Chlorobenzenesulfonyl chloride
98-60-2
1kg 98% Changzhou waston chemical technology Co.,Ltd
4-chloro-benzenesulfonicacichloride 4-chloro-benzenesulfonylchlorid Benzenesulfonyl chloride, 4-chloro- Benzenesulfonyl chloride, p-chloro- Benzenesulfonylchloride,4-chloro- Chlorid kyseliny p-chlorbensulfonove chloridkyselinyp-chlorbensulfonove chloridkyselinyp-chlorbensulfonove(czech) chlorurede4-chlorobenzenesulfonyle p-Chlorbenzensulfochlorid p-chlorbenzensulfochlorid(czech) p-Chlorobenzenesulfochloride p-Chlorobenzenesulfonylchlori p-chloro-benzenesulfonylchlorid p-Chlorophenylsulfonyl chloride p-chlorophenylsulfonylchloride 4-CHLOROBENZENESULPHONYL CHLORIDE 4-CHLOROBENZENESULFONYL CHLORIDE 4-CHLOROPHENYLSULFONYL CHLORIDE P-CHLOROBENZENESULFONYL CHLORIDE 4-CHLOROBENZENESULFONYL CHLORIDE 99+% p-chloro benzene sulfenyl chloride 4-Chlorobenzenesulfonic acid chloride 4-Chlorophenylchloro sulfone 4-Chlorobenzenesulfonyl chloride,97% 4-Chlorobenzenesulfo 4-Chlorobenzenesulphonyl chloride 99% 4-Chlorobenzenesulfonyl chloride, 97% 100GR 4-Chlorobenzenesulfonyl chloride, 97% 500GR 4-Chlorobenzenesulfonyl chloride, 97% 5GR Para chloro benzene sulphony chloride 4-Chlorobenzenesulfonyl Chloride > 4-Chlorobenzenesulfonyl chloride ISO 9001:2015 REACH 4-Chorobenzenesulphonyl chloride 4-Chlorobenzene 4-Chlorobenzenesulfonyl chloride?New p-Chlorobenzene sulphonyl Chloride (98%) 4-CHLOROBENZENE-1-SULFONYL CHLORIDE CHLOROBENZENESULFONYL CHLORIDE 98-60-2 C6H4O2SCl2 Organic Building Blocks Sulfur Compounds Sulfonyl Halides SULFONYL CHLORIDE Building Blocks Organic Building Blocks Sulfonyl Halides Sulfur Compounds bc0001