WebApr 1, 2024 · Methods based on mass spectrometry usually use isotopically labeled cholesterol (2 D labeled: cholesterol-D 6, cholesterol-D 7 or 13 C labeled) as internal standards to compensate for signal variability. Using internal standard, more accurate quantification by MS is achieved. WebCholesterol Formula: C 27 H 46 O Molecular weight: 386.6535 IUPAC Standard InChI: InChI=1S/C27H46O/c1-18 (2)7-6-8-19 (3)23-11-12-24-22-10-9-20-17-21 (28)13-15-26 (20,4)25 (22)14-16-27 (23,24)5/h9,18-19,21-25,28H,6-8,10-17H2,1-5H3/t19?,21-,22?,23?,24?,25?,26?,27?/m1/s1 IUPAC Standard InChIKey: HVYWMOMLDIMFJA …
Cholestan-3-ol, (3β,5α)-, TMS derivative - NIST
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24-Methylenecholesterol C28H46O - PubChem
WebCholesterol, TMS derivative Cholesterol, TMS derivative Formula: C 30 H 54 OSi Molecular weight: 458.8347 IUPAC Standard InChI: InChI=1S/C30H54OSi/c1-21 (2)10-9-11-22 (3)26-14-15-27-25-13-12-23-20-24 (31-32 (6,7)8)16-18-29 (23,4)28 (25)17-19-30 (26,27)5/h12,21-22,24-28H,9-11,13-20H2,1-8H3/t22?,24-,25?,26?,27?,28?,29?,30?/m1/s1 Cholesterol, TMS derivative Formula: C 30 H 54 OSi Molecular weight: 458.8347 IUPAC Standard InChI: InChI=1S/C30H54OSi/c1-21 (2)10-9-11-22 (3)26-14-15-27-25-13-12-23-20-24 (31-32 (6,7)8)16-18-29 (23,4)28 (25)17-19-30 (26,27)5/h12,21-22,24-28H,9-11,13-20H2,1-8H3/t22?,24-,25?,26?,27?,28?,29?,30?/m1/s1 See more Go To: Top, References, Notes Data compilation copyrightby the U.S. Secretary of Commerce on behalf of the U.S.A.All rights reserved. Data … See more Go To: Top, Mass spectrum (electron ionization), Notes Data compilation copyrightby the U.S. Secretary of Commerce on behalf of the U.S.A.All rights reserved. No … See more Go To: Top, Mass spectrum (electron ionization), References 1. Data from NIST Standard Reference Database 69:NIST Chemistry WebBook … See more WebJan 1, 2004 · Various methods are used to analyse cholesterol oxidation products (COP) due to the unavailability of a standard method. In order to select a suitable method for the enrichment of COP, three methods of saponification (A–C), and transesterification (D) of tallow with three levels (5, 10 and 20 μg) of spiked COP, were evaluated. nature\u0027s bounty collagen and biotin