Synonyms: DAST; Diethylaminosulfur trifluoride
CAS Number: 38078-09-0
Formula: C4H10F3NS
Formula Weight: 161.19
Linear Formula: (C2H5)2NSF3
MDL No.: MFCD00000363
Purity: 0.95
Boiling Point: 30-32 C/3 mmHg(lit.)
Density: 1.22 g/mL at 25 C(lit.)
Storage: 2-8C
Beilstein Registry Number: 1849066
EC Number: 253-771-2
UNSPSC Code: 12352101
Application: . Fluorinating agent: reaction with alcohols and carbonyl compounds, Review. Review on nucleophilic fluorination.. Catalyst for Friedel-Crafts allylation using tertiary cyclopropyl silyl ethers and the rearrangement of homoallylic alcohols to unsaturated aldehydes.. Early introduction of a fluoromethyl group stabilizes the epoxide during further manipulations in the synthesis of 26-fluoro-epothilone.. Fluorinating agent for a variety of compounds, including thioethers, alkenols, and cyanohydrins.. Reagent for gem difluorination of ketopipecolinic acids.
RIDADR: UN3225 - class 4.1 - Self-reactive liquid type D (DIETHYLAMINOSULFUR TRIFLUORIDE), HI: all
WGK Germany: 3
Flash Point(F): 73.4 F
Flash Point(C): 23 C
R Codes: 10-14-20/21/22-34
S Codes: 16-26-36/37/39-45
IOD Codes: C
Symbol: GHS02, GHS05
Signal Word: Danger
Hazard Statements: H226-H314
Precautionary statements: P210-P260-P280-P303 + P361 + P353-P305 + P351 + P338-P370 + P378