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753548

Sigma-Aldrich

3-epi-25-Hydroxyvitamin D2 solution

50 μg/mL in ethanol, 98% (CP)

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About This Item

Empirical Formula (Hill Notation):
C28H44O2
CAS Number:
Molecular Weight:
412.65
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.24

Quality Level

Assay

98% (CP)

form

liquid

concentration

50 μg/mL in ethanol

technique(s)

mass spectrometry (MS): suitable

color

colorless

application(s)

detection

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

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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

1 mL in ampule

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

57.2 °F - closed cup

Flash Point(C)

14.0 °C - closed cup


Certificates of Analysis (COA)

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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

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

This application shows an Ascentis Express F5 provided rapid resolution of the isobaric vitamin D metabolites. MS detection provides the necessary secondary resolution.

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