739928

Sigma-Aldrich

3-epi-25-Hydroxyvitamin D3 solution

50 μg/mL in ethanol, 98% (CP)

Empirical Formula (Hill Notation):
C27H44O2
CAS Number:
Molecular Weight:
400.64
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.24
Pricing and availability is not currently available.

Quality Level

assay

98% (CP)

form

solution

concentration

50 μg/mL in ethanol

application(s)

detection: suitable
mass spectrometry (MS): suitable

color

colorless

mp

-144.0 °C

storage temp.

−20°C

SMILES string

C[C@H](CCCC(C)(C)O)[C@H]1CC[C@H]2\C(CCC[C@]12C)=C\C=C3\C[C@H](O)CCC3=C

InChI

1S/C27H44O2/c1-19-10-13-23(28)18-22(19)12-11-21-9-7-17-27(5)24(14-15-25(21)27)20(2)8-6-16-26(3,4)29/h11-12,20,23-25,28-29H,1,6-10,13-18H2,2-5H3/b21-11+,22-12-/t20-,23-,24-,25+,27-/m1/s1

InChI key

JWUBBDSIWDLEOM-UEGFJKGBSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

3-epi-25-Hydroxyvitamin D3 (C3-epimer) is a metabolite of vitamin D3. It is an epimer of 25-hydroxyvitamin D3 which differs only at C-3 position wherein -OH group at C-3 carbon is in the α orientation rather than in the β orientation.

Application

This product may be used as an analytical standard.

Packaging

1 mL in ampule

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Codes

F

Risk Statement

11

Safety Statement

7-16

RIDADR

UN1170 - class 3 - PG 2 - Ethanol, solution

WGK Germany

WGK 1

Flash Point(F)

57.2 °F - closed cup

Flash Point(C)

14.0 °C - closed cup

Certificate of Analysis
Certificate of Origin
Overestimation of 25-hydroxyvitamin D3 by increased ionisation efficiency of 3-epi-25-hydroxyvitamin D3 in LC-MS/MS methods not separating both metabolites as determined by an LC-MS/MS method for separate quantification of 25-hydroxyvitamin D3, 3-epi-25-hydroxyvitamin D3 and 25-hydroxyvitamin D2 in human serum
van den Ouweland JMW, et al.
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences, 967, 195-202 (2014)
Articles
This application shows an Ascentis Express F5 provided rapid resolution of the isobaric vitamin D metabolites. MS detection provides the necessary secondary resolution.
Read More
Related Content
The metabolic role and health implications of the various vitamin D isoforms are of current clinical interest. Therefore, it is important to have an analytical method that will resolve all of the known isoforms with necessary sensitivity and specificity
Read More

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service

Social Media

LinkedIn icon
Twitter icon
Facebook Icon
Instagram Icon

MilliporeSigma

Research. Development. Production.

We are a leading supplier to the global Life Science industry with solutions and services for research, biotechnology development and production, and pharmaceutical drug therapy development and production.

© 2021 Merck KGaA, Darmstadt, Germany and/or its affiliates. All Rights Reserved.

Reproduction of any materials from the site is strictly forbidden without permission.