Home Categories Chemical Reagents Trifluoromethanesulfonic acid
A7669412

Trifluoromethanesulfonic acid , 98% , 1493-13-6

Synonym(s):
TFMSA;Triflic acid;Triflic acid, TFMS;Trifluoromethanesulfonic acid

CAS NO.:1493-13-6

Empirical Formula: CHF3O3S

Molecular Weight: 150.08

MDL number: MFCD00007514

EINECS: 216-087-5

Pack Size Price Stock Quantity
5G RMB47.20 In Stock
25G RMB75.20 In Stock
100G RMB267.20 In Stock
500G RMB1008.00 In Stock
2.5kg RMB3999.20 In Stock
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Update time: 2022-07-08

PRODUCT 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
LogP 0.3 at 25℃

Description and Uses

As a catalyst in Friedel-Crafts type acylation, alkylation and polymerization reactions; as a solvent for ESR; as a nonaqueous strong acid titrant; with trifluoroacetic acid, q.v., in solid-phase peptide synthesis. One of the strongest available monoprotic acids.

Safety

Symbol(GHS) 
GHS05,GHS07
Signal word  Danger
Hazard statements  H290-H302-H314-H335
Precautionary statements  P234-P261-P280-P301+P312-P303+P361+P353-P305+P351+P338
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

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