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2-Fluorobenzenesulfonyl chloride

2-Fluorobenzenesulfonyl chloride Structure
2-Fluorobenzenesulfonyl chloride structure
CAS No.
2905-21-7
Chemical Name:
2-Fluorobenzenesulfonyl chloride
Synonyms
2-FLUOROBENZENE-1-SULFONYL CHLORIDE;2-Fluorobenz;BUTTPARK 27\04-29;2-FLUOROBENZENESULFONYL;2-FluoroPhenylsulfonylChloride;2-FLUOROBENZENESULFONYL CHLORIDE;o-Fluorobenzenesulfonyl Chloride;2-FLUOROBENZENESULPHONYL CHLORIDE;2-FluorobenzenesulfonylChloride>BENZENESULFONYL CHLORIDE, 2-FLUORO-
CBNumber:
CB4163152
Molecular Formula:
C6H4ClFO2S
Molecular Weight:
194.61
MDL Number:
MFCD00042285
MOL File:
2905-21-7.mol
MSDS File:
SDS
Last updated:2026-05-28 03:36:33
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2-Fluorobenzenesulfonyl chloride Properties

Melting point 27-30 °C (lit.)
Boiling point 246-247 °C (lit.)
Density 1.47 g/mL at 25 °C (lit.)
refractive index n20/D 1.537(lit.)
Flash point >230 °F
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
form Liquid
Specific Gravity 1.470
color Clear colorless
Sensitive Moisture Sensitive
BRN 2093979
InChI 1S/C6H4ClFO2S/c7-11(9,10)6-4-2-1-3-5(6)8/h1-4H
InChIKey ZSZKAQCISWFDCQ-UHFFFAOYSA-N
SMILES Fc1ccccc1S(Cl)(=O)=O
CAS DataBase Reference 2905-21-7(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
PPE Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes  C,Xi
Risk Statements  34-36/37/38
Safety Statements  26-27-36/37/39-45
RIDADR  UN 3265 8/PG 2
WGK Germany  3
Hazard Note  Corrosive
HazardClass  8
PackingGroup  II
HS Code  29049090
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Eye Dam. 1
Skin Corr. 1B
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
0
3 0
W

2-Fluorobenzenesulfonyl chloride price More Price(52)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 532711 2-Fluorobenzenesulfonyl chloride 97% 2905-21-7 5g $64.7 2026-04-30 Buy
Sigma-Aldrich 532711 2-Fluorobenzenesulfonyl chloride 97% 2905-21-7 1g $29.1 2023-06-20 Buy
TCI Chemical F0795 2-Fluorobenzenesulfonyl Chloride >98.0%(GC)(T) 2905-21-7 5g $97 2026-04-30 Buy
TCI Chemical F0795 2-Fluorobenzenesulfonyl Chloride >98.0%(GC)(T) 2905-21-7 25g $345 2026-04-30 Buy
Apolloscientific PC3488 2-Fluorobenzenesulphonyl chloride 98% 2905-21-7 100g $157 2026-06-04 Buy
Product number Packaging Price Buy
532711 5g $64.7 Buy
532711 1g $29.1 Buy
F0795 5g $97 Buy
F0795 25g $345 Buy
PC3488 100g $157 Buy

2-Fluorobenzenesulfonyl chloride Chemical Properties, Uses, Production

Chemical Properties

clear colorless to yellow liquid

Uses

2-Fluorobenzenesulfonyl chloride may be used in the preparation of the following furan derivatives:

  • 2-(2-fluorophenyl)benzofuran
  • 2-butyl-5-(2-fluorophenyl)furan
  • 2-(2-fluorophenyl)-3,6-dimethyl-4,5,6,7-tetrahydrobenzofuran

It may also be used to prepare:
  • 2-fluorobenzenesulfonamide
  • methyl 2-{[(2-fluorophenyl)sulfonyl]amino}-5,6,7,8-tetrahydro-1-naphthalenecarboxylate
  • potassium fluorobenzene-2-sulfonate
  • 1-(2-bromobenzyl)-2-(2-fluorophenyl)pyrrole

General Description

2-Fluorobenzenesulfonyl chloride, also known as o-fluorobenzenesulfonyl chloride, is a flurinated arylsulfonyl chloride. It can be prepared from o-benzenedisulfonyl fluoride.

2-Fluorobenzenesulfonyl chloride synthesis

2557-78-0
2905-21-7
Synthesis of 2-Fluorobenzenesulfonyl chloride from 2-Fluorothiophenol

2-Fluorobenzenesulfonyl chloride Preparation Products And Raw materials

Raw materials

2-Fluorothiophenol 2-Fluoroaniline

Preparation Products

1-(2-fluorophenyl)sulfonylpiperazine sodium:2-fluorobenzenesulfinate

2-Fluorobenzenesulfonyl chloride Suppliers

Global Suppliers ( 274)
Supplier Tel Email Country ProdList Advantage
Shanghai Boyle Chemical Co., Ltd. 021-50182298 021-50180596 sales@boylechem.com China 2202 55
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
ShangHai DEMO Chemical Co.,Ltd 400-021-7337 2355568890 sales@demochem.com China 2569 57
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
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
Supplier Advantage
Shanghai Boyle Chemical Co., Ltd. 55
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
Alfa Aesar 84
TCI (Shanghai) Development Co., Ltd. 81
ShangHai DEMO Chemical Co.,Ltd 57
Energy Chemical 61
Wuhan Chemwish Technology Co., Ltd 56
Capot Chemical Co., Ltd 66
Beijing Ouhe Technology Co., Ltd 60

View Latest Price from 2-Fluorobenzenesulfonyl chloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Fluorobenzenesulfonyl chloride pictures 2019-08-06 2-Fluorobenzenesulfonyl chloride
2905-21-7
 $1.00 1KG 95-99% 100kg/week Career Henan Chemical Co

2-Fluorobenzenesulfonyl chloride Spectrum

2-Fluorobenzenesulfonyl chloride(2905-21-7)1HNMR2-Fluorobenzenesulfonyl chloride(2905-21-7)19FNMR2-Fluorobenzenesulfonyl chloride(2905-21-7)IR

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BENZENESULFONYL CHLORIDE, 2-FLUORO- BUTTPARK 27\04-29 2-FLUOROBENZENESULFONYL CHLORIDE 2-FLUOROBENZENESULPHONYL CHLORIDE 2-FluoroPhenylsulfonylChloride 2-Fluorobenzenesulphonyl chloride 97% 2-Fluorobenzenesulphonylchloride97% 2-Fluorobenzenesulfonyl chloride,97% 2-Fluorobenzenesulfonyl chloride ,98% 2-fluorobenzenesulfonyl chloride(SALTDATA: FREE) 2-Fluorobenzenesulfonyl chloride, 97% 5GR 2-Fluorobenzenesulfonyl chloride 97% 2-FLUOROBENZENESULFONYL 2-Fluorobenz o-Fluorobenzenesulfonyl Chloride 2-FluorobenzenesulfonylChloride> 2-FLUOROBENZENE-1-SULFONYL CHLORIDE 2905-21-7 05-21-7 53900-99-4 C6H4O2ClFS Organic Building Blocks Sulfur Compounds Sulfonyl Halides Building Blocks Fluorine series Organic Building Blocks Sulfonyl Halides Sulfur Compounds Aromatic Halides (substituted) Benzenes Fluorobenzene Fluoro-contained benzenesulfonyl chloride series