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Ethanesulfonic acid fluoride

Ethanesulfonic acid fluoride structure

CAS No.: 754-03-0

Chemical Name:: Ethanesulfonic acid fluoride

Synonyms: Ethanesulfonyl fluoride;Ethanesulfonyl fluoride 95%;Ethanesulfonyl fluoride 95%;Ethanesulfonic acid fluoride

CBNumber:: CB72442647

Molecular Formula:: C2H5FO2S

Molecular Weight:: 112.12

MDL Number:: MFCD00039749

MOL File:: 754-03-0.mol

MSDS File:: SDS

Last updated:2026-07-01 20:51:29

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Ethanesulfonic acid fluoride Properties

Boiling point	134-135 °C
Density	1.264 g/mL at 25 °C
refractive index	n20/D 1.373
form	liquid
InChI	1S/C2H5FO2S/c1-2-6(3,4)5/h2H2,1H3
InChIKey	OIBMEBLCOQCFIT-UHFFFAOYSA-N
SMILES	FS(CC)(=O)=O
EPA Substance Registry System	Ethanesulfonyl fluoride (754-03-0)
UNSPSC Code	12352200
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS02,GHS05
Signal word	Danger
Hazard statements	H226-H314
Precautionary statements	P210-P233-P240-P280-P303+P361+P353-P305+P351+P338
WGK Germany	WGK 3
Storage Class	3 - Flammable liquids
Hazard Classifications	Eye Dam. 1 Flam. Liq. 3 Skin Corr. 1B

Ethanesulfonic acid fluoride price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	ALD00142	Ethanesulfonyl fluoride 95%	754-03-0	1G	$168	2026-04-30	Buy
Sigma-Aldrich	ALD00142	Ethanesulfonyl fluoride 95%	754-03-0	10G	$1500	2026-04-30	Buy
aablocks	AA005BTK	Ethanesulfonyl fluoride ≥95%	754-03-0	1g	$150	2026-05-28	Buy
aablocks	AA005BTK	Ethanesulfonyl fluoride ≥95%	754-03-0	10g	$720	2026-05-28	Buy
TRC	E939220	EthanesulfonylFluoride	754-03-0	25mg	$45	2021-12-16	Buy

Product number	Packaging	Price	Buy
ALD00142	1G	$168	Buy
ALD00142	10G	$1500	Buy
AA005BTK	1g	$150	Buy
AA005BTK	10g	$720	Buy
E939220	25mg	$45	Buy

Ethanesulfonic acid fluoride Chemical Properties, Uses, Production

Uses

Sulfonyl fluoride motif can be used as a connector for the assembly of -SO₂- linked small molecules with proteins or nucleic acids. This new click chemistry approach through sulfates is a complimentary approach to using amides and phosphate groups as linkers.

reaction suitability

reaction type: click chemistry

Ethanesulfonic acid fluoride Preparation Products And Raw materials

Raw materials

1,4-Butanedisulfonyl difluoride, 1,1,2,2,3,3,4,4-octafluoro-

Preparation Products

Ethanesulfonic acid fluoride Suppliers

Global Suppliers ( 35)

Supplier	Tel	Email	Country	ProdList	Advantage
T&W GROUP	021-61551611 13296011611	contact@trustwe.com	China	9884	58
Beijing FYF Chemicals Co., Ltd	010-57903446 15869909019	168931144@qq.com	China	2876	58
Sigma-Aldrich	021-61415566 800-8193336	orderCN@merckgroup.com	China	51389	80
Hangzhou Alltech Chemical Co., Ltd	0571-86739500	sales@alltechchem.com	China	42	58
Shanghai YuanYe Biotechnology Co., Ltd.	15026964105	2881489226@qq.com	China	89667	60
Taicang Chemwells Chemical Technology Co., Ltd.	0512-0512-53202808 15850293895	johnny@chemwells.com	China	128	58
Shanghai QiQiao Biological Technology Co., Ltd.	021-37653318 15221675714	515366396@qq.com	China	2087	58
Bejing Famous Pharmaceutical Technology Co., Ltd.	010-80339217; 13331045123	2559355526@qq.com	China	14180	58
Shanghai Jizhi Biochemical Technology Co. Ltd.	021-4009004166/18616739031 18616739031	3007523370@qq.com	China	40000	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +86-189 4982 3763	sales@tnjchem.com	China	34526	58

Supplier	Advantage
T&W GROUP	58
Beijing FYF Chemicals Co., Ltd	58
Sigma-Aldrich	80
Hangzhou Alltech Chemical Co., Ltd	58
Shanghai YuanYe Biotechnology Co., Ltd.	60
Taicang Chemwells Chemical Technology Co., Ltd.	58
Shanghai QiQiao Biological Technology Co., Ltd.	58
Bejing Famous Pharmaceutical Technology Co., Ltd.	58
Shanghai Jizhi Biochemical Technology Co. Ltd.	58
Hefei TNJ Chemical Industry Co.,Ltd.	58

View Latest Price from Ethanesulfonic acid fluoride manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-08-25	Ethanesulfonic acid fluoride 754-03-0	$2.00-6.00	1kg	99%	100kg	ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
	2026-07-01	Ethanesulfonic acid fluoride 754-03-0		1kg	98%	1000kg	Shaanxi Dideu New Materials Co. Ltd

Ethanesulfonic acid fluoride
754-03-0
$2.00-6.00
99%
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Ethanesulfonic acid fluoride
754-03-0
98%
Shaanxi Dideu New Materials Co. Ltd

754-03-0 (Ethanesulfonic acid fluoride) Related Search:

Ethanesulfonic acid Methanesulfonamide Ethanesulfonamide Ethanesulfonyl chloride Ethanesulfonic acid sodium salt

Propanesulphonyl Fluoride

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Ethanesulfonic acid fluoride Ethanesulfonyl fluoride Ethanesulfonyl fluoride 95% Ethanesulfonyl fluoride 95% 754-03-0 C2H5FO2S