3-Epi-25-hydroxyvitamin D3

3-表-25-羟基维生素D3

Also known as: 3-Epi-25-Hydroxyvitamin D3, 3-Epi-25-hydroxycholecalciferol, 25-Hydroxy-3-epivitamin D3, (1R,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R)-6-hydroxy-6-methylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol, (3S)-9,10-secocholesta-5,7,10-triene-3,25-diol

3-Epi-25-hydroxyvitamin D3 (CAS 73809-05-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C27H44O2 and a molecular weight of 400.63700 g/mol. It is also known as 3-Epi-25-Hydroxyvitamin D3, 3-Epi-25-hydroxycholecalciferol and 25-Hydroxy-3-epivitamin D3. Key property: a flash point of 14 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73809-05-9
Jingsj CID
J-932283-7
Molecular Formula
C27H44O2
Chinese Name
3-表-25-羟基维生素D3
Molecular Weight
400.63700 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Flash Point14 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-Epi-25-hydroxyvitamin D3?

The CAS number of 3-Epi-25-hydroxyvitamin D3 is 73809-05-9.

What are the molecular formula and molecular weight of 3-Epi-25-hydroxyvitamin D3?

3-Epi-25-hydroxyvitamin D3 has molecular formula C27H44O2 and molecular weight 400.63700 g/mol.

Is 3-Epi-25-hydroxyvitamin D3 hazardous?

3-Epi-25-hydroxyvitamin D3 has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-Epi-25-hydroxyvitamin D3 (CAS 73809-05-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-932283-7 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.