CompoundList
Sign in
Steroids and sterols

Asterone

Also known as 1-[(3S,5S,6S,8S,10S,13S,14S,17S)-3,6-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone, 1-((3S,5S,6S,8S,10S,13S,14S,17S)-3,6-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,12,14,15,16,17-dodecahydro-1H-cyclopenta(a)phenanthren-17-yl)ethanone, 5 alpha-pregn-9(11)-ene-3 beta,6 alpha-diol-20-one

CAS 37717-02-5Formula C21H32O3Molar mass 332.48 g/mol
Get quotes Safety data
Asterone chemical structure, C21H32O3, CAS 37717-02-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
37717-02-5
Formula
C21H32O3
Molar mass
332.48 g/mol
HS code
291440
Category
Steroids and sterols

What is Asterone?

Plain description, key identifiers and synonyms

3,6-Dihydroxypregn-9(11)-en-20-one has been reported in Asterias rubens, Luidia maculata, and other organisms.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-[(3S,5S,6S,8S,10S,13S,14S,17S)-3,6-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
CAS number
37717-02-5 CAS number cross-checked
Molecular formula
C21H32O3
InChIKey
KFNFTGFTYYZZRD-VYXAABIESA-N
InChI
InChI=1S/C21H32O3/c1-12(22)15-4-5-16-14-11-19(24)18-10-13(23)6-8-21(18,3)17(14)7-9-20(15,16)2/h7,13-16,18-19,23-24H,4-6,8-11H2,1-3H3/t13-,14-,15+,16-,18+,19-,20+,21+/m0/s1
Canonical SMILES
CC(=O)C1CCC2C3CC(O)C4CC(O)CCC4(C)C3=CCC12C
Isomeric SMILES
CC(=O)[C@H]1CC[C@@H]2[C@@]1(CC=C3[C@H]2C[C@@H]([C@@H]4[C@@]3(CC[C@@H](C4)O)C)O)C

Synonyms

  • 1-[(3S,5S,6S,8S,10S,13S,14S,17S)-3,6-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
  • 1-((3S,5S,6S,8S,10S,13S,14S,17S)-3,6-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,12,14,15,16,17-dodecahydro-1H-cyclopenta(a)phenanthren-17-yl)ethanone
  • 5 alpha-pregn-9(11)-ene-3 beta,6 alpha-diol-20-one
  • 3beta,6alpha-dihydroxy-5alpha-pregn-9(11)-en-20-one
  • Asterosapogenin I
  • Pregn-9(11)-en-20-one, 3,6-dihydroxy-, (3beta,5alpha,6alpha)-
  • 3,6-Dihydroxypregn-9(11)-en-20-one
  • 5alpha-Pregn-9(11)-ene-3beta,6alpha-diol-20-one
  • 3,6-Dihydroxypregn-9(11)-en-20-one-, (3beta,5alpha,6alpha)-

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
332.48 g/molcalc.
Exact mass
332.2351 Dacalc.
LogP (octanol/water)
3.49calc.
Topological polar surface area
57.53 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
1calc.
Heavy atoms
24calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.86calc.
Formal charge
0calc.
Stereocentres
8calc.
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, C1=C2C3CCCCC3CCC2C2CCCC2C1

C1=C2C3CCCCC3CCC2C2CCCC2C1

4 rings, 17 atoms.

45 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.

Asterone suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade Asterone can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Asterone price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

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 Asterone is traded under.

HS 2914.40Indicative HS code

Ketone-alcohols and ketone-aldehydes

World exports in 2024
$199M
+2.5% vs 2023, imports $247M
2019 to 2024
Top exporters
  1. China29.5%
  2. Germany14.4%
  3. Netherlands12.7%
Top importers
  1. United States37.2%
  2. Netherlands8.5%
  3. Germany6.4%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Asterone, based on the data on this page

What is Asterone?

3,6-Dihydroxypregn-9(11)-en-20-one has been reported in Asterias rubens, Luidia maculata, and other organisms.

What is the CAS number of Asterone?

The CAS registry number of Asterone is 37717-02-5.

What is the molecular formula and weight of Asterone?

The molecular formula of Asterone is C21H32O3 and its molar mass is 332.48 g/mol.

Is Asterone hazardous?

No GHS hazard classification for Asterone 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 Asterone?

Asterone is usually classified under HS code 291440 (Ketone-alcohols and ketone-aldehydes). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Asterone?

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

What is the price of Asterone?

Suppliers quote Asterone 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 Asterone

Get quotes for Asterone

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Asterone
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Asterone with a 3D view, its CAS number and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/asterone-37717-02-5" title="Asterone structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Steroids and sterols or HS code 291440

Price on request
Free quotes, contact stays private
Get quotes