Diethylaminosulfur trifluoride
Names
[ CAS No. ]:
38078-09-0
[ Name ]:
Diethylaminosulfur trifluoride
[Synonym ]:
DAST
diethylaminosulfurtrifluoride
N-ethyl-N-(trifluoro-λ<sup>4</sup>-sulfanyl)ethanamine
Sulfur, (diethylamino)trifluoro-
N-Ethyl-N-(trifluoro-λ-sulfanyl)ethanamine
Diethylaminosulfur trifluoride
(Diethylamino)sulfur trifluoride
Sulfur Trifluoride Diethylamine Complex
(Diethylamino)sulfur Trifluoride (DAST)
EINECS 253-771-2
[Ethyl(trifluor-λ-sulfanyl)amino]ethan
UNII-78622BV6IJ
Diethylaminosulphur trifluoride
MFCD00000363
(DIETHYLAMINO)SULPHUR TRIFLUORIDE
Chemical & Physical Properties
[ Density]:
1.1±0.1 g/cm3
[ Boiling Point ]:
163.7±9.0 °C at 760 mmHg
[ Molecular Formula ]:
C4H10F3NS
[ Molecular Weight ]:
161.189
[ Flash Point ]:
23.9±0.0 °C
[ Exact Mass ]:
161.048599
[ PSA ]:
28.54000
[ LogP ]:
2.70130
[ Vapour Pressure ]:
2.0±0.3 mmHg at 25°C
[ Index of Refraction ]:
1.377
[ Storage condition ]:
2-8°C
[ Water Solubility ]:
decomposes
MSDS
Safety Information
[ Symbol ]:
GHS02, GHS05, GHS07
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H226-H302 + H312 + H332-H314
[ Supplemental HS ]:
Reacts violently with water.
[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310
[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ Hazard Codes ]:
C:Corrosive;
[ Risk Phrases ]:
R10;R14;R35;R5
[ Safety Phrases ]:
S16-S26-S36/37/39-S45
[ RIDADR ]:
UN 2920 8/PG 1
[ WGK Germany ]:
3
[ Packaging Group ]:
I
[ Hazard Class ]:
8
[ HS Code ]:
2930909090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2930909090
[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
Articles
Org. Lett. 8 , 2091, (2006)
[reaction: see text] Treatment of beta,gamma-unsaturated monoprotected 1,2-diols with diethylaminosulfur trifluoride (DAST) allows the stereoselective formation of beta,gamma-unsaturated aldehydes in ...
Fluorinative Beckmann fragmentation: fluorinative alpha-cleavage of cyclic ketoximes by diethylaminosulfur trifluoride.Chem. Pharm. Bull. 48(2) , 220-2, (2000)
Diethylaminosulfur trifluoride reacted with cyclic ketoximes bearing substituent(s) that can stabilize a carbocation to cause fluorinative fragmentation, affording fluorinated carbonitrile. Ketoximes ...
Synthesis of functionalized oxazolines and oxazoles with DAST and Deoxo-Fluor.Org. Lett. 2(8) , 1165-8, (2000)
[formula: see text] A mild and highly efficient cyclization of beta-hydroxy amides to oxazolines is described using DAST and Deoxo-Fluor reagents. A one-pot protocol for the synthesis of oxazoles from...