CHOLESTERYL STEARATE 96%

General description

Cholesteryl stearate is a stearic acid ester of cholesterol. In solid-state, its autoxidation is higher than its free form.

Application

It can be used as a reference standard during the determination of tocopherols and sterols in vegetable oils by GC.

Molecular Weight: 653.12. Empirical Formula: C₄₅H₈₀O₂. Quality Level: 100. Assay: 96%. form: powder. optical activity: [α. ]25/D −. 21°, c :  . 2 in chloroform. mp: 79-83 . °C (lit.). transition temp: cholesteric phase to smectic phase 75.5 . °C, isotropic phase to cholesteric phase 79.5 . °C, crystalline phase to isotropic phase 83 . °C. SMILES string: CCCCCCCCCCCCCCCCCC(: O)O[C@H]1CC[C@]2(C)C3CC[C@]4(C)C(CCC4C3CC: C2C1)[C@H](C)CCCC(C)C. InChI: 1S/C45H80O2/c1-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-25-43(46)47-38-30-32-44(5)37(34-38)26-27-39-41-29-28-40(36(4)24-22-23-35(2)3)45(41,6)33-31-42(39)44/h26,35-36,38-42H,7-25,27-34H2,1-6H3/t36-,38+,39+,40-,41+,42+,44+,45-/m1/s1. InChI key: XHRPOTDGOASDJS-XNTGVSEISA-N. Storage Class Code: 11 - Combustible Solids. WGK: WGK 3. Flash Point(F): Not applicable. Flash Point(C): Not applicable. Personal Protective Equipment: Eyeshields, Gloves, type N95 (US).