Trifluoromethanesulfonic Anhydride
Trifluoromethanesulfonic anhydride
CAS: 358-23-6
Molecular Formula: C2F6O5S2
Trifluoromethanesulfonic Anhydride - Names and Identifiers
| Name | Trifluoromethanesulfonic anhydride |
| Synonyms | Triflic anhydride Triflic anhydride solution Trifluoromethanesulfonic anhydride Trifluoromethanesulphonic anhydride Trifluoromethanesulfonic anhydlladium(0) Methanesulfonic acid, trifluoro-, anhydride Trifluoromethanesulfonic anhydride solution trifluoromethylsulfonyl trifluoromethanesulfonate TRIFLUOROMETHANE SULFONIC ANHYDRIDE(ORIG INAL IMPORT VIDE BE.NO Trifluoromethanesulfonic anhydride solution 1 M in methylene chloride |
| CAS | 358-23-6 |
| EINECS | 206-616-8 |
| InChI | InChI=1/C2F6O5S2/c3-1(4,5)14(9,10)13-15(11,12)2(6,7)8 |
| InChIKey | WJKHJLXJJJATHN-UHFFFAOYSA-N |
Trifluoromethanesulfonic Anhydride - Physico-chemical Properties
| Molecular Formula | C2F6O5S2 |
| Molar Mass | 282.14 |
| Density | 1.677 g/mL at 25 °C (lit.) |
| Melting Point | -80°C |
| Boling Point | 81-83 °C (lit.) |
| Flash Point | 81-83°C |
| Water Solubility | reacts violently with water |
| Solubility | Miscible with dichloromethane. Immiscible with hydrocarbons. |
| Vapor Presure | 8 mm Hg ( 20 °C) |
| Vapor Density | 5.2 (vs air) |
| Appearance | Liquid |
| Specific Gravity | 1.677 |
| Color | Clear colorless to light brown |
| BRN | 1813600 |
| Storage Condition | Store below +30°C. |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.321(lit.) |
| Physical and Chemical Properties | Properties: contact with air smoke, hygroscopicity, with irritating odor of the liquid. Density 1.67; Boiling point 81-83 deg C purposes: chemical intermediates colorless clear liquid |
Trifluoromethanesulfonic Anhydride - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | R14 - Reacts violently with water R21/22 - Harmful in contact with skin and if swallowed. R34 - Causes burns R35 - Causes severe burns R22 - Harmful if swallowed R40 - Limited evidence of a carcinogenic effect |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S43 - In case of fire use ... (there follows the type of fire-fighting equipment to be used.) S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S8 - Keep container dry. |
| UN IDs | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| RTECS | PB2772000 |
| FLUKA BRAND F CODES | 10-21 |
| TSCA | Yes |
| HS Code | 29049020 |
| Hazard Note | Corrosive |
| Hazard Class | 8 |
| Packing Group | I |
| Toxicity | LD50 orally in Rabbit: 1012 mg/kg |
Trifluoromethanesulfonic Anhydride - Reference Information
| LogP | 0.3 at 25℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Introduction | Trifluoromethanesulfonic anhydride is an organic compound with the chemical formula (CF3SO2)2O, an acid anhydride of strong acid trifluoromethanesulfonic acid, a strong electrophile, and can be used to introduce trifluoromethanesulfonyl. |
| use | chemical intermediate colorless clear liquid as an intermediate, it is widely used in the pharmaceutical industry, protein, sugar, vitamins, etc., Friedel-Crafts benzylation and cyclohexylation reaction catalysts. 2. plastic industry is used to catalyze chemical synthesis as oligomerization catalyst and silicone rubber modification. 3. The electronic chemical industry is used for the production of electronically conductive polymers 4. The fuel industry is used as a catalyst for protonation reactions. 5. Synthetic weeding and growth regulators in agrochemical industry. 6. Used in the sugar industry. 7. laboratory research for special reactions trifluoromethanesulfonic anhydride is widely used in the synthesis of alkyl and vinyl trifluoromethanesulfonate. In chemical and pharmaceutical synthesis, catalysis is applied to trifluoroanhydride, acid and ester. |
Last Update：2024-04-09 02:00:05
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View History
Trifluoromethanesulfonic Anhydride
Ketamine hydrochloride EP Impurity B
3',5'-二甲氧基苯乙酮
methyllinderone
Doxorubicin Impurity 9 (Daunosamine) (HCl salt)
2-VINYLANILINE
2-(3-三氟甲基苯基)乙胺
盐酸司维拉姆杂质
SODIUM DEUTEROXIDE
3-[(4-ISOPROPYLANILINO)METHYLENE]-6-METHYL-2H-PYRAN-2,4(3H)-DIONE
Ketamine hydrochloride EP Impurity B
3',5'-二甲氧基苯乙酮
methyllinderone
Doxorubicin Impurity 9 (Daunosamine) (HCl salt)
2-VINYLANILINE
2-(3-三氟甲基苯基)乙胺
盐酸司维拉姆杂质
SODIUM DEUTEROXIDE
3-[(4-ISOPROPYLANILINO)METHYLENE]-6-METHYL-2H-PYRAN-2,4(3H)-DIONE