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Hexadecansureanhydrid
PALMITIC ANHYDRIDE · Palmitic Anhydridee · Dipalmitic anhydride · PalmiticAnhydride>Bispalmitic anhydride · HEXADECANOIC ANHYDRIDE · Palmitic anhydride 97% · Palmitic anhydride,96% · Palmitic anhydride 99+%
Identifikatoren & physikalische Daten
| CAS No. | 623-65-4 |
|---|---|
| Summenformel | C32H62O3 |
| Durchschnittliche Molmasse | 494,8 g/mol |
| Monoisotopische Masse | 494,46989584 g/mol |
| SMILES | CCCCCCCCCCCCCCCC(=O)OC(=O)CCCCCCCCCCCCCCC |
| InChIKey | QWZBEFCPZJWDKC-UHFFFAOYSA-N |
| PubChem CID | 69339 |
| EC No. | 210-805-0 |
| DTXSID | DTXSID601014660 |
| Lokaler Name | Hexadecansureanhydrid |
Chemische & physikalische Eigenschaften
| XLogP | 14,6 |
|---|---|
| Polarare Oberfläche (TPSA) | 43,4 |
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 3 |
| Frei drehbare Bindungen | 30 |
| Schwere Atome | 35 |
| Formalladung | 0 |
| Komplexität | 406 |
| Schmelzpunkt | 61-64 °C (lit.) |
| Siedepunkt | 547.77°C (rough estimate) |
| Dichte | 0.8388 |
| Brechungsindex | 1.4364 (estimate) |
| Lagerbedingungen | Inert atmosphere,Room Temperature |
| Löslichkeit | almost transparency in Toluene |
| Aggregatzustand | powder to crystal |
| Farbe | White to Almost white |
| BRN | 1807507 |
| InChI | InChI=1S/C32H62O3/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31(33)35-32(34)30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-30H2,1-2H3 |
| InChIKey | QWZBEFCPZJWDKC-UHFFFAOYSA-N |
| SMILES | C(=O)(CCCCCCCCCCCCCCC)OC(=O)CCCCCCCCCCCCCCC |
| LogP (Verteilungskoeffizient) | 14.107 (est) |
| CAS Datenbank | 623-65-4(CAS DataBase Reference) |
| EPA chemische Informationen | Palmitic acid anhydride (623-65-4) |
Sicherheit & Vorschriften
| GHS-Einstufung | DangerH290 (35.4%): May be corrosive to metals [Warning Corrosive to Metals]P234, P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P390, P405, P406, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 65 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| Hazard Classes and Categories | Met. Corr. 1 (35.4%) |
| F | 10-21 |
| Wassergefährdungsklasse (WGK) | 3 |
| TSCA-Inventar-Status | TSCA listed |
| UN-Transportnummer | UN 3261 8/PG 2 |
| Zollcode | 29159000 |
| R-Sätze (R) | 34 |
| Gefahrensymbole | C |
| Sicherheitshinweise (S) | 26-36/37/39-45-25 |
| Gefahrenklasse | 8 |
| Verpackungsgruppe | III |
| Lagerklasse | 11 - Combustible Solids |
Anwendungen & Verwendung
Verwenden
Palmitic anhydride was used in the synthesis of water-soluble N-palmitoyl chitosan (PLCS) by coupling with swollen chitosan in dimethyl sulfoxide (DMSO). It was also used in the synthesis of N-acylphosphatidylserine.