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Trichloressigsureanhydrid
TCAA · TRICHLOROACETIC ACID ANHYDRIDE · 2,2,2-trichloroacetic anhydride · Trichloroaceticanhyride · PERCHLOROACETIC ANHYDRIDE · TRICHLOROACETIC ANHYDRIDE · TrichloroaceticAnhydride97% · trichloro-aceticacianhydride
Identifikatoren & physikalische Daten
| CAS No. | 4124-31-6 |
|---|---|
| Summenformel | C4Cl6O3 |
| Durchschnittliche Molmasse | 308,7 g/mol |
| Monoisotopische Masse | 305,79785994 g/mol |
| SMILES | O=C(OC(=O)C(Cl)(Cl)Cl)C(Cl)(Cl)Cl |
| InChIKey | MEFKFJOEVLUFAY-UHFFFAOYSA-N |
| PubChem CID | 20079 |
| EC No. | 223-925-3 |
| DTXSID | DTXSID00871055 |
| Lokaler Name | Trichloressigsureanhydrid |
Chemische & physikalische Eigenschaften
| XLogP | 3,6 |
|---|---|
| Polarare Oberfläche (TPSA) | 43,4 |
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 3 |
| Frei drehbare Bindungen | 2 |
| Schwere Atome | 13 |
| Formalladung | 0 |
| Komplexität | 201 |
| Stoffklassen | Other Classes -> Acid Anhydrides, Other |
| SpringerMaterials Properties | Boiling point |
| Physical Description | Colorless liquid[Alfa Aesar MSDS] |
| Siedepunkt | 139-141 °C/60 mmHg (lit.) |
| Dichte | 1.69 g/mL at 25 °C (lit.) |
| Brechungsindex | n20/D 1.484(lit.) |
| Flammpunkt | 98-100°C/11mm |
| Löslichkeit | Miscible with ether and acetic acid. |
| Aggregatzustand | clear liquid |
| Farbe | Colorless to Almost colorless |
| BRN | 980355 |
| Dielektrizitätskonstante | 5.0 |
| Stabilität | Stable. Moisture sensitive - store under dry atmosphere. Incompatible with strong bases, strong oxidizing agents. |
| InChI | InChI=1S/C4Cl6O3/c5-3(6,7)1(11)13-2(12)4(8,9)10 |
| InChIKey | MEFKFJOEVLUFAY-UHFFFAOYSA-N |
| SMILES | O(C(=O)C(Cl)(Cl)Cl)C(=O)C(Cl)(Cl)Cl |
| CAS Datenbank | 4124-31-6(CAS DataBase Reference) |
| EPA chemische Informationen | Acetic acid, trichloro-, anhydride (4124-31-6) |
Sicherheit & Vorschriften
| GHS-Einstufung | DangerH302 (88.9%): Harmful if swallowed [Warning Acute toxicity, oral]P260, P264, P270, P280, P301+P317, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P330, P363, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 45 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| Regulatorische Informationen | Acetic acid, trichloro-, anhydride: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right. |
| Gefahrenübersicht | Hydrolyzed by waterCauses burnsInhalation may cause corrosive injuries to upper respiratory tract and lungs[Alfa Aesar MSDS] See Pentafluoropropionic anhydride. |
| Hazard Classes and Categories | Acute Tox. 4 (88.9%) |
| Unerwünschte Wirkungen | Dermatotoxin - Skin burns. |
| F | 10-21 |
| Wassergefährdungsklasse (WGK) | 3 |
| TSCA-Inventar-Status | TSCA listed |
| UN-Transportnummer | UN 3265 8/PG 2 |
| Zollcode | 2915907098 |
| R-Sätze (R) | 22-35 |
| Gefahrensymbole | C |
| Sicherheitshinweise (S) | 26-36/37/39-45 |
| Gefahrenklasse | 8 |
| Verpackungsgruppe | II |
Anwendungen & Verwendung
Verwenden
Trichloroacetic Anhydride is used in organometallic reactions as well as oxadiazole containing 5-lipoxygenase activating protein inhibitors.