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Trifluoromethanesulfonic acid

Product NameTrifluoromethanesulfonic acid

CAS1493-13-6

MFCHF3O3S

MW150.08

EINECS216-087-5

MOL File1493-13-6.mol

Chemical Properties

Melting point -40 °C
Boiling point 162 °C (lit.)
Density  1.696 g/mL at 25 °C (lit.)
vapor density  5.2 (vs air)
vapor pressure  8 mm Hg ( 25 °C)
refractive index  n20/D 1.327(lit.)
RTECS  PB2771000
Flash point None
storage temp.  Store below +30°C.
solubility  Miscible in H<sub>2</sub>O
pka -14(at 25℃)
form  Fuming Liquid
color  slightly brown
Specific Gravity 1.696
PH <1 (H2O)
Water Solubility  SOLUBLE
Sensitive  Hygroscopic
Merck  14,9676
BRN  1812100
Stability Stable. Incompatible with acids, alkalis, metals.
InChIKey ITMCEJHCFYSIIV-UHFFFAOYSA-N
CAS DataBase Reference 1493-13-6(CAS DataBase Reference)
NIST Chemistry Reference CF3SO3H(1493-13-6)
EPA Substance Registry System Methanesulfonic acid, trifluoro- (1493-13-6)

Safety Information

Hazard Codes  C
Risk Statements  21/22-35-10
Safety Statements  26-36/37/39-45
RIDADR  UN 3265 8/PG 2
WGK Germany  2
3-10
Hazard Note  Corrosive/Hygroscopic
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  29049020
Toxicity LD50 orally in Rabbit: 1605 mg/kg LD50 dermal Rat > 2000 mg/kg

MSDS

Usage And Synthesis

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