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ChemicalBook >> CAS DataBase List >>2-Formylbenzenesulfonyl chloride

2-Formylbenzenesulfonyl chloride

2-Formylbenzenesulfonyl chloride Structure
2-Formylbenzenesulfonyl chloride structure
CAS No.
21639-41-8
Chemical Name:
2-Formylbenzenesulfonyl chloride
Synonyms
2-Formylbenzenesulfonyl chloride;Benzenesulfonyl chloride, 2-formyl-;2-formylbenzene-1-sulfonyl chloride
CBNumber:
CB12454536
Molecular Formula:
C7H5ClO3S
Molecular Weight:
204.63
MDL Number:
MFCD10697733
MOL File:
21639-41-8.mol
MSDS File:
SDS
Last updated:2026-09-12 18:49:05
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2-Formylbenzenesulfonyl chloride Properties

Melting point 114-115.5 °C
Boiling point 333.9±25.0 °C(Predicted)
Density 1.485±0.06 g/cm3(Predicted)
InChI InChI=1S/C7H5ClO3S/c8-12(10,11)7-4-2-1-3-6(7)5-9/h1-5H
InChIKey GSUMVXPZWCITFC-UHFFFAOYSA-N
SMILES C1(S(Cl)(=O)=O)=CC=CC=C1C=O

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Corrosion (GHS05)
GHS07,GHS05
Signal word  Danger
Hazard statements  H314-H302-H335
Precautionary statements  P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501-P264-P270-P301+P312-P330-P501

2-Formylbenzenesulfonyl chloride price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth WAA63941 2-Formylbenzene-1-sulfonyl chloride 21639-41-8 100mg $363 2026-06-05 Buy
Biosynth WAA63941 2-Formylbenzene-1-sulfonyl chloride 21639-41-8 1g $932.2 2026-06-05 Buy
Matrix Scientific 293665 2-Formylbenzene-1-sulfonyl chloride 21639-41-8 100.00mg $160 2026-05-19 Buy
Matrix Scientific 293665 2-Formylbenzene-1-sulfonyl chloride 21639-41-8 250.00mg $228 2026-05-19 Buy
Matrix Scientific 293665 2-Formylbenzene-1-sulfonyl chloride 21639-41-8 1.00g $450 2026-05-19 Buy
Product number Packaging Price Buy
WAA63941 100mg $363 Buy
WAA63941 1g $932.2 Buy
293665 100.00mg $160 Buy
293665 250.00mg $228 Buy
293665 1.00g $450 Buy

2-Formylbenzenesulfonyl chloride Preparation Products And Raw materials

Raw materials

Preparation Products

2-Formylbenzenesulfonyl chloride Suppliers

Global Suppliers ( 8)
Supplier Tel Email Country ProdList Advantage
Hangzhou Taorui Biotechnology Co., Ltd QQ1259737804 15268198094 sales@torreybio.com China 4129 58
Aikon International Limited 025-58859352 19370895928 sales01@aikonchem.com China 15078 58
Shanghai SPAR pharmaceutical technology co., LTD 021-000000 admin@jingshipharmatech.com China 9919 58
Nextpeptide Inc +86-0571-81612335 +8613336028439 sales@nextpeptide.com China 19904 58
Block Chemical Technology (Shanghai) Co., LTD 021-20432219 13918097649 li_jinfei@acblock-lab.com China 9964 58
Bide Pharmatech Ltd. 400-1647117 13681763483 product02@bidepharm.com China 59929 58
Shijiazhuang Yansheng Biotechnology Co., LTD 18332018567; 18332018567 331860441@qq.com China 3375 58
Supplier Advantage
Hangzhou Taorui Biotechnology Co., Ltd 58
Aikon International Limited 58
Shanghai SPAR pharmaceutical technology co., LTD 58
Nextpeptide Inc 58
Block Chemical Technology (Shanghai) Co., LTD 58
Bide Pharmatech Ltd. 58
Shijiazhuang Yansheng Biotechnology Co., LTD 58

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2-formylbenzene-1-sulfonyl chloride Benzenesulfonyl chloride, 2-formyl- 2-Formylbenzenesulfonyl chloride 21639-41-8