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2,4-Dichlorobenzenesulfonyl chloride

CAS No.
16271-33-3
Chemical Name:
2,4-Dichlorobenzenesulfonyl chloride
Synonyms
BUTTPARK 96\57-47;2,4-Dichlorobenzenes;2,4-dichlorophenylsulfonylchloride;2,4-dichloro-benzenesulfonylchlorid;2,4-DICHLOROBENZENESULFONYL CHLORIDE;2,4-DICHLOROBENZENESULPHONYL CHLORIDE;2,4-DichlorobenzenesulfonylChloride>2,4-DICHLOROBENZENE-1-SULFONYL CHLORIDE;4-(Chlorosulphonyl)-1,3-dichlorobenzene;benzenesulfonyl chloride, 2,4-dichloro-
CBNumber:
CB8200817
Molecular Formula:
C6H3Cl3O2S
Molecular Weight:
245.51
MDL Number:
MFCD00052712
MOL File:
16271-33-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-06-04 16:00:12

2,4-Dichlorobenzenesulfonyl chloride Properties

Melting point 55-58 °C (lit.)
Boiling point 114-115°C/0.1mm
Density 1.636±0.06 g/cm3(Predicted)
storage temp. Inert atmosphere,Room Temperature
solubility Chloroform (Sparingly), Methanol (Slightly)
form Crystalline Powder
color White to light beige
Sensitive Moisture Sensitive
BRN 2806192
Stability Moisture Sensitive
InChI 1S/C6H3Cl3O2S/c7-4-1-2-6(5(8)3-4)12(9,10)11/h1-3H
InChIKey FDTPBIKNYWQLAE-UHFFFAOYSA-N
SMILES Clc1ccc(c(Cl)c1)S(Cl)(=O)=O
CAS DataBase Reference 16271-33-3(CAS DataBase Reference)
EWG's Food Scores 1
NIST Chemistry Reference Benzenesulfonyl chloride, 2,4-dichloro-(16271-33-3)
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
Safety Statements  26-36/37/39-45
RIDADR  UN 3261 8/PG 2
WGK Germany  3
RTECS  DB8927500
Hazard Note  Corrosive/Moisture Sensitive
HazardClass  8
PackingGroup  II
HS Code  29049090
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Skin Corr. 1B
Limited Quantities 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
0
3 0

2,4-Dichlorobenzenesulfonyl chloride price More Price(51)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 545694 2,4-Dichlorobenzenesulfonyl chloride 97% 16271-33-3 5g $58 2026-04-30 Buy
Sigma-Aldrich 545694 2,4-Dichlorobenzenesulfonyl chloride 97% 16271-33-3 1g $31.7 2023-06-20 Buy
TCI Chemical D4037 2,4-Dichlorobenzenesulfonyl Chloride >98.0%(GC)(T) 16271-33-3 5g $39 2026-04-30 Buy
TCI Chemical D4037 2,4-Dichlorobenzenesulfonyl Chloride >98.0%(GC)(T) 16271-33-3 25g $152 2026-04-30 Buy
Cayman Chemical 30450 2,4-Dichlorobenzenesulfonyl Chloride ≥98% 16271-33-3 1g $36 2026-04-30 Buy
Product number Packaging Price Buy
545694 5g $58 Buy
545694 1g $31.7 Buy
D4037 5g $39 Buy
D4037 25g $152 Buy
30450 1g $36 Buy

2,4-Dichlorobenzenesulfonyl chloride Chemical Properties, Uses, Production

Chemical Properties

white to light beige crystalline powder

Uses

2,4-Dichlorobenzenesulfonyl chloride may be used in the preparation of 2,4-dichlorothiophenol.

General Description

2,4-Dichlorobenzenesulfonyl chloride, also known as 2,4-dichlorophenylsulfonyl chloride, is an aryl sulfonyl chloride derivative. It participates in the synthesis of hexahydropyrazino[1,2-a]pyrimidine derivatives.

554-00-7
16271-33-3
Synthesis of 2,4-Dichlorobenzenesulfonyl chloride from 2,4-Dichloroaniline

2,4-Dichlorobenzenesulfonyl chloride Preparation Products And Raw materials

Global Suppliers ( 253)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Ark Pharm, Inc. 847-367-3680 sales@arkpharminc.com United States 1669 56
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. +86-21-54098501 sales@sinch.com.cn China 11592 64

View Latest Price from 2,4-Dichlorobenzenesulfonyl chloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,4-Dichlorobenzenesulfonyl chloride pictures 2026-09-02 2,4-Dichlorobenzenesulfonyl chloride
16271-33-3
$1.00-100.00 1KG 99% Henan Fengda Chemical Co., Ltd
2,4-Dichlorobenzenesulfonyl chloride pictures 2026-05-11 2,4-Dichlorobenzenesulfonyl chloride
16271-33-3
$253.00 10g TargetMol Chemicals Inc.
2,4-Dichlorobenzenesulfonyl chloride pictures 2022-02-10 2,4-Dichlorobenzenesulfonyl chloride
16271-33-3
1KG 98.1% 100 tons Honest Joy Holdings Limited

2,4-Dichlorobenzenesulfonyl chloride Spectrum

2,4-dichloro-benzenesulfonylchlorid 2,4-DICHLOROBENZENE-1-SULFONYL CHLORIDE 2,4-DICHLOROBENZENESULFONYL CHLORIDE 2,4-DICHLOROBENZENESULPHONYL CHLORIDE BUTTPARK 96\57-47 2,4-Dichlorobenzenesulphonyl chloride 98% benzenesulfonyl chloride, 2,4-dichloro- 2,4-Dichlorobenzenes 4-(Chlorosulphonyl)-1,3-dichlorobenzene 2,4-Dichlorobenzenesulfonic acid chloride 2,4-Dichlorobenzenesulfonyl chloride,98% 2,4-DichlorobenzenesulfonylChloride> 2,4-Dichlorobenzenesulfonyl chloride ISO 9001:2015 REACH 2,4-dichlorophenylsulfonylchloride 16271-33-3 Building Blocks Organic Building Blocks Sulfonyl Halides Sulfur Compounds SULFONYL CHLORIDE Benzenesulfonyl chloride Organic Building Blocks Sulfonyl Halides Sulfur Compounds