A3204112
(Diethylamino)sulfur trifluoride , 95% , 38078-09-0
Synonym(s):
DAST;DAST solution in dichloromethane;Diethylaminosulfur trifluoride
CAS NO.：38078-09-0
Empirical Formula: C4H10F3NS
Molecular Weight: 161.19
MDL number: MFCD00000363
EINECS: 253-771-2
| Pack Size | Price | Stock | Quantity |
| 1g | RMB28.80 | In Stock |
|
| 5G | RMB52.00 | In Stock |
|
| 25G | RMB185.60 | In Stock |
|
| 100G | RMB637.60 | In Stock |
|
| 500g | RMB2159.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Boiling point: | 30-32 °C3 mm Hg(lit.) |
| Density | 1.22 g/mL at 25 °C(lit.) |
| refractive index | 1.41-1.416 |
| Flash point: | 75 °F |
| storage temp. | 2-8°C |
| solubility | Benzene, Chloroform (Slightly) |
| pka | -4.87±0.70(Predicted) |
| form | liquid |
| Specific Gravity | 1.220 |
| color | Colorless to Yellow to Orange |
| Water Solubility | decomposes |
| Sensitive | Moisture Sensitive |
| Merck | 14,3113 |
| BRN | 1849066 |
| Exposure limits | ACGIH: TWA 2.5 mg/m3 NIOSH: IDLH 250 mg/m3 |
| Stability: | Reacts with Moisture in the Air, Reacts With Moisture In The Air, Unstable in So |
| InChIKey | CSJLBAMHHLJAAS-UHFFFAOYSA-N |
Description and Uses
Diethylaminosulfur Trifluoride is a very useful Nucleophilic fluorinating agent in chemical synthesis. It is also used as a reagent in the preparation of 2-thiazolines from (1,2)-thioam ido-alcohols.
Safety
| Symbol(GHS) |   GHS02,GHS05 |
| Signal word | Danger |
| Hazard statements | H226-H242-H314 |
| Precautionary statements | P210-P280-P303+P361+P353-P305+P351+P338-P370+P378-P403+P235 |
| Hazard Codes | C,T,F |
| Risk Statements | 10-14-20/21/22-34-5-35-40 |
| Safety Statements | 16-26-36/37/39-45 |
| RIDADR | UN 2920 8/PG 1 |
| WGK Germany | 3 |
| F | 3-10-21 |
| Hazard Note | Corrosive/Keep Cold |
| HazardClass | 8 |
| PackingGroup | I |
| HS Code | 29309070 |
