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Steroids and sterols

beta-Cortol

Also known as 20beta-Cortol, Pregnane-3,11,17,20,21-pentol, (3alpha,5beta,11beta,20R)-, 5beta-Pregnane-3alpha,11beta,17,20R,21-pentol

CAS 667-65-2Formula C21H36O5Molar mass 368.51 g/mol
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beta-Cortol chemical structure, C21H36O5, CAS 667-65-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
667-65-2
Formula
C21H36O5
Molar mass
368.51 g/mol
HS code
290613
Category
Steroids and sterols

What is beta-Cortol?

Plain description, key identifiers and synonyms

Beta-Cortol is a corticosteroid hormone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3R,5R,8S,9S,10S,11S,13S,14S,17R)-17-[(1R)-1,2-dihydroxyethyl]-10,13-dimethyl-1,2,3,4,5,6,7,8,9,11,12,14,15,16-tetradecahydrocyclopenta[a]phenanthrene-3,11,17-triol
CAS number
667-65-2 CAS number cross-checked
Molecular formula
C21H36O5
UNII
K5O9P9J39F
MDL number
MFCD00070058
InChIKey
FFPUNPBUZDTHJI-ZFOKFBPFSA-N
InChI
InChI=1S/C21H36O5/c1-19-7-5-13(23)9-12(19)3-4-14-15-6-8-21(26,17(25)11-22)20(15,2)10-16(24)18(14)19/h12-18,22-26H,3-11H2,1-2H3/t12-,13-,14+,15+,16+,17-,18-,19+,20+,21+/m1/s1
Canonical SMILES
CC12CCC(O)CC1CCC1C2C(O)CC2(C)C1CCC2(O)C(O)CO
Isomeric SMILES
C[C@]12CC[C@H](C[C@H]1CC[C@@H]3[C@@H]2[C@H](C[C@]4([C@H]3CC[C@@]4([C@@H](CO)O)O)C)O)O

Synonyms

  • 20beta-Cortol
  • Pregnane-3,11,17,20,21-pentol, (3alpha,5beta,11beta,20R)-
  • 5beta-Pregnane-3alpha,11beta,17,20R,21-pentol
  • b-cortol
  • ST 21:0, O5
  • Cortol-20beta
  • Pregnane-3alpha,11beta,17,20beta,21-pentol
  • 3alpha,11beta,17,20beta,21-Pentahydroxypregnane
  • 5beta-Pregnan-3alpha,11beta,20,20beta,21-pentol
  • (20R)-5beta-Pregnane-3alpha,11beta,17,20,21-pentol
  • 5beta-Pregnane-3alpha,11beta,17alpha,20beta,21-pentol
  • (3alpha,5beta,11beta,20R) Pregnane-3,11,17,20,21-pentol
  • 5beta-Pregnane-3alpha,11beta,17,20beta,21-pentol 20beta-Cortol
  • Pregnane-3,17,20,21-pentol, (3alpha,5beta,11beta,20R)-

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
368.51 g/molcalc.
Exact mass
368.2563 Dacalc.
LogP (octanol/water)
1.45calc.
Topological polar surface area
101.2 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
2calc.
Heavy atoms
26calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
10calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CCC2C(C1)CCC1C3CCCC3CCC21

C1CCC2C(C1)CCC1C3CCCC3CCC21

4 rings, 17 atoms.

1,694 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

beta-Cortol suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

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beta-Cortol price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code beta-Cortol is traded under.

HS 2906.13Indicative HS code

Sterols and inositols

World exports in 2024
$316M
−12.1% vs 2023, imports $291M
2019 to 2024
Top exporters
  1. China42.0%
  2. United States16.4%
  3. Netherlands9.6%
Top importers
  1. Ecuador * partner reported13.0%
  2. China13.0%
  3. United States9.4%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for beta-Cortol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about beta-Cortol, based on the data on this page

What is beta-Cortol?

Beta-Cortol is a corticosteroid hormone.

What is the CAS number of beta-Cortol?

The CAS registry number of beta-Cortol is 667-65-2.

What is the molecular formula and weight of beta-Cortol?

The molecular formula of beta-Cortol is C21H36O5 and its molar mass is 368.51 g/mol.

Is beta-Cortol hazardous?

No GHS hazard classification for beta-Cortol is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of beta-Cortol?

beta-Cortol is usually classified under HS code 290613 (Sterols and inositols). This is indicative, confirm it with your customs broker before shipping.

Where can I buy beta-Cortol?

Post a free request on CompoundList and suppliers of beta-Cortol will send you quotes. Your contact details stay private until you accept a quote.

What is the price of beta-Cortol?

Suppliers quote beta-Cortol on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle beta-Cortol

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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