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753149

Sigma-Aldrich

3-epi-25-Hydroxyvitamin D2

98% (CP)

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About This Item

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

Quality Level

Assay

98% (CP)

form

powder

technique(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

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

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - STOT RE 1 Oral

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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

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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