Allotetrahydrocortisol

异体-3α-四氢皮质醇

Also known as: allo-3a-tetrahydro cortisol, 5α-pregnan-3α,11β,17α,21-tetrol-20-one, 5a-pregnane-3a,11b,17a,21-tetrol-20-one, 5alpha-pregnan-3alpha,11beta,17alpha,21-tetrol-20-one, Kendall's compound C, Reichstein's substance C, Wintersteiner's compound D, allotetrahydrocortisol, 5a-tetrahydrocortisol, allotetrahydrohydrocortisone

Allotetrahydrocortisol (CAS 302-91-0) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C21H34O5 and a molecular weight of 366.49200 g/mol. It is also known as allo-3a-tetrahydro cortisol, 5α-pregnan-3α,11β,17α,21-tetrol-20-one and 5a-pregnane-3a,11b,17a,21-tetrol-20-one. Key properties include a melting point of 244.5ºC, a boiling point of 545.1ºC at 760mmHg, a density of 1.253g/cm3 and a flash point of 297.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
302-91-0
Jingsj CID
J-1969791-2
Molecular Formula
C21H34O5
Chinese Name
异体-3α-四氢皮质醇
Molecular Weight
366.49200 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point244.5ºC
Boiling Point545.1ºC at 760mmHg
Density1.253g/cm3
Flash Point297.6ºC

Frequently Asked Questions

What is the CAS number of Allotetrahydrocortisol?

The CAS number of Allotetrahydrocortisol is 302-91-0.

What are the molecular formula and molecular weight of Allotetrahydrocortisol?

Allotetrahydrocortisol has molecular formula C21H34O5 and molecular weight 366.49200 g/mol.

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

Last updated:

How to cite: Jingsj. "Allotetrahydrocortisol (CAS 302-91-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969791-2 (accessed 2026-10-25).

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