753149

Sigma-Aldrich

3-epi-25-Hydroxyvitamin D2

98% (CP)

Empirical Formula (Hill Notation):
C28H44O2
CAS Number:
Molecular Weight:
412.65
MDL number:
PubChem Substance ID:
NACRES:
NA.24

Quality Level

assay

98% (CP)

form

powder

application(s)

mass spectrometry (MS): suitable

color

white to off-white

mass shift

M+2

storage temp.

−20°C

SMILES string

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

InChI

1S/C28H44O2/c1-19-10-14-24(29)18-23(19)13-12-22-8-7-17-28(6)25(15-16-26(22)28)20(2)9-11-21(3)27(4,5)30/h9,11-13,20-21,24-26,29-30H,1,7-8,10,14-18H2,2-6H3/b11-9+,22-12+,23-13-/t20-,21+,24-,25-,26+,28-/m1/s1

InChI key

KJKIIUAXZGLUND-FOZBYKFWSA-N

Related Categories

General description

3-epi-25-Hydroxyvitamin D2 (3-epi-25OHD2) is a metabolite of vitamin D2. It is an epimer of 25-hydroxyvitamin D2 which differs only at the C-3 position.

Application

3-epi-25-Hydroxyvitamin D2 can be used as an analytical standard for accurate data interpretation in specific biological samples.

Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Pictograms

Skull and crossbonesHealth hazard

Signal Word

Danger

Hazard Statements

RIDADR

UN 2811 6.1 / PGIII

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Application of a new vitamin D blood test on the Emirati population
Al-Dabbagh B, et al.
The Journal of Steroid Biochemistry and Molecular Biology, 180, 118-128 (2018)
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

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