METHYL FLUOROSULFONATE
Names
[ CAS No. ]:
421-20-5
[ Name ]:
METHYL FLUOROSULFONATE
[Synonym ]:
fluorosulfonyloxymethane
Fluorosulfuric Acid Methyl Ester
METHYL FLUOROSULFONATE
MFCD00014721
Methyl Fluorosulfate
EINECS 207-004-3
Fluorosulfonic Acid Methyl Ester
Chemical & Physical Properties
[ Density]:
1.45
[ Boiling Point ]:
93 °C
[ Melting Point ]:
-95 °C
[ Molecular Formula ]:
CH3FO3S
[ Molecular Weight ]:
114.09600
[ Flash Point ]:
10ºC
[ Exact Mass ]:
113.97900
[ PSA ]:
51.75000
[ LogP ]:
0.92790
[ Vapour Pressure ]:
57.3mmHg at 25°C
[ Index of Refraction ]:
1.363
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- LP0720000
- CHEMICAL NAME :
- Fluorosulfuric acid, methyl ester
- CAS REGISTRY NUMBER :
- 421-20-5
- BEILSTEIN REFERENCE NO. :
- 1098714
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 8
- MOLECULAR FORMULA :
- C-H3-F-O3-S
- MOLECULAR WEIGHT :
- 114.10
- WISWESSER LINE NOTATION :
- WSFO1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Rinsed with water
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5 ppm/1H
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Behavioral - changes in motor activity (specific assay) Lungs, Thorax, or Respiration - dyspnea
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 112 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 455 mg/kg
- TOXIC EFFECTS :
- Skin and Appendages - corrosive (after topical exposure)
MUTATION DATA
- TYPE OF TEST :
- Morphological transformation
- TEST SYSTEM :
- Rodent - hamster Kidney
- DOSE/DURATION :
- 25 ug/L
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 51,285,1978
Safety Information
[ Hazard Codes ]:
C
[ Risk Phrases ]:
R34
[ Safety Phrases ]:
S26-S36/37/39
[ RIDADR ]:
3265
[ RTECS ]:
LP0720000
[ HS Code ]:
2915900090
Synthetic Route
Customs
[ HS Code ]: 2915900090
[ Summary ]:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%