ChemicalBook--->CAS DataBase List--->421-20-5

421-20-5

421-20-5 Structure

421-20-5 Structure
IdentificationMore
[Name]

METHYL FLUOROSULFONATE
[CAS]

421-20-5
[Synonyms]

FLUOROSULFONIC ACID METHYL ESTER
METHYL FLUOROSULFONATE
METHYL FLUOROSULPHONATE
fluorosulfuricacid,methylester
Fluorosulfuricacidmethylester
magicmethyl
methylfluorosulfate
methylfluosulfonate
methyl fluorosulphate
Methylfluorosulfonate,95%,stab.withKF
Methyl fluorosulphonate 97%
Methylfluorosulphonate97%
METHYL FLUOROSULPHONATE (STABILIZED WITH KF)
Methyl Fluorosulfonate (stabilized with KF) [for Esterification]
Fluoridosulfuric acid methyl ester
[EINECS(EC#)]

207-004-3
[Molecular Formula]

CH3FO3S
[MDL Number]

MFCD00014721
[Molecular Weight]

114.1
[MOL File]

421-20-5.mol
Chemical PropertiesBack Directory
[Appearance]

Colorless liquid; ethereal odor.
[Melting point ]

-95°
[Boiling point ]

93 °C
[density ]

1.45
[refractive index ]

nD20 1.3326
[Fp ]

10℃
[form ]

liquid
[Merck ]

6075
[CAS DataBase Reference]

421-20-5(CAS DataBase Reference)
[EPA Substance Registry System]

Fluorosulfuric acid, methyl ester (421-20-5)
Safety DataBack Directory
[Hazard Codes ]

C
[Risk Statements ]

R34:Causes burns.
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[RIDADR ]

3265
[RTECS ]

LP0720000
[Hazard Note ]

Corrosive
[Hazardous Substances Data]

421-20-5(Hazardous Substances Data)
[Toxicity]

LD50 orally in mice: <112 mg/kg; LC50 1 hr for rats: 5-6 ppm (Hite)
Hazard InformationBack Directory
[Hazard]

Toxic. Strong irritant to tissue, inhalationof fume must be avoided. Reacts with water, steam,and acids, evolving corrosive vapor.
[Chemical Properties]

Colorless liquid; ethereal odor.
[Uses]

In organic synthesis as methylating agent.
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

Methyl fluorosulfonate, 95%, stab. with KF(421-20-5)
421-20-5 suppliers list
Company Name: Capot Chemical Co.,Ltd.
Tel: 571-85586718 +8613336195806 , +8613336195806
Website: http://www.capotchem.com
Company Name: CONIER CHEM AND PHARMA LIMITED
Tel: +8618523575427 , +8618523575427
Website: http://www.conier.com/
Company Name: Shaanxi Dideu Medichem Co. Ltd
Tel: 18192627656 , 18192627656
Website: https://www.chemicalbook.com/manufacturer/shaanxi-dideu-medichem-219/
Company Name: Career Henan Chemica Co
Tel: +86-0371-86658258 15093356674; , 15093356674;
Website: https://www.coreychem.com/
Company Name: LEAP CHEM CO., LTD.
Tel: +86-852-30606658
Website: www.leapchem.com
Company Name: Aladdin Scientific
Tel: +1-833-552-7181
Website: https://www.aladdinsci.com/
Company Name: Amadis Chemical Company Limited
Tel: 571-89925085
Website: http://www.amadischem.com
Company Name: Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Tel: +86-21-54098501
Website: www.sinch.com.cn
Company Name: ABCR GmbH & CO. KG
Tel: 49 721 95061 0
Website: www.abcr.de
Company Name: Mainchem Co., Ltd.  
Tel: +86-0592-6210733
Website: https://www.mainchem.com
Company Name: J & K SCIENTIFIC LTD.  
Tel: 010-82848833 400-666-7788
Website: http://www.jkchemical.com
Company Name: Meryer (Shanghai) Chemical Technology Co., Ltd.  
Tel: 021-61259108 18621169109
Website: www.meryer.com/cn/index/
Company Name: TCI (Shanghai) Development Co., Ltd.  
Tel: 021-67121386
Website: https://www.tcichemicals.com/CN/zh/
Company Name: Energy Chemical  
Tel: 021-021-58432009 400-005-6266
Website: http://www.energy-chemical.com
Company Name: shanghai science Bio-Pharmceutical.co,ltd.  
Tel: 021-021-57872719 13761402923
Website: www.freefluor.com
Company Name: TOKYO CHEMICAL INDUSTRY CO., LTD.  
Tel: 03-36680489
Website: https://www.tcichemicals.com/ja/jp/index.html
Company Name: 9ding chemical ( Shanghai) Limited  
Tel: 4009209199
Website: www.9dingchem.com
Company Name: Shandong Xiya Chemical Co., Ltd.  
Tel: 4009903999 13395398332
Website: http://www.xiyashiji.com
Tags:421-20-5 Related Product Information
421-20-5 7789-21-1