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Steroids and sterols

Oxendolone

Also known as Oxendolona, TSAA-291, Oxendolonum

CAS 33765-68-3Formula C20H30O2Molar mass 302.46 g/mol
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Oxendolone chemical structure, C20H30O2, CAS 33765-68-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
33765-68-3
Formula
C20H30O2
Molar mass
302.46 g/mol
HS code
291440
Category
Steroids and sterols

What is Oxendolone?

Plain description, key identifiers and synonyms

Oxendolone is an organic molecular entity.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(8R,9S,10R,13S,14S,16S,17S)-16-ethyl-17-hydroxy-13-methyl-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one
CAS number
33765-68-3 CAS number cross-checked
Molecular formula
C20H30O2
UNII
MN4I850D4P
InChIKey
FCKLFGKATYPJPG-SSTBVEFVSA-N
InChI
InChI=1S/C20H30O2/c1-3-12-11-18-17-6-4-13-10-14(21)5-7-15(13)16(17)8-9-20(18,2)19(12)22/h10,12,15-19,22H,3-9,11H2,1-2H3/t12-,15-,16+,17+,18-,19-,20-/m0/s1
Canonical SMILES
CCC1CC2C3CCC4=CC(=O)CCC4C3CCC2(C)C1O
Isomeric SMILES
CC[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]2([C@H]1O)C

Synonyms

  • Oxendolona
  • TSAA-291
  • Oxendolonum
  • 16 beta-ethyl-17 beta-hydroxyestr-4-en-3-one
  • EHOO
  • TSAA291
  • 16 beta-ethyl-19-nortestosterone
  • 16 ethyl-17-hydroxy-4-estren-3-one
  • (16 beta,17 beta)-16-ethyl-17-hydroxyestr-4-en-3-one
  • Prostetin
  • Tsaa 291
  • 16beta-Ethyl-17beta-hydroxyestr-4-en-3-one
  • (8R,9S,10R,13S,14S,16S,17S)-16-ethyl-17-hydroxy-13-methyl-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one
  • 16-beta-Ethyl-19-nortestosterone
  • Prostetin (TN)
  • 16-Ethyl-17-hydroxyester-4-en-3-one
  • 16-beta-Ethyl-17-beta-hydroxyestr-4-en-3-one
  • Oxendolone (JAN/USAN/INN)
  • Estr-4-en-3-one, 16-ethyl-17-hydroxy-, (16-beta,17-beta)-
  • (8R,9S,10R,13S,14S,16S,17S)-16-ethyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one
  • 16beta-ethyl-17beta-hydroxy-4-estren-3-one
  • 17beta-hydroxy-16beta-ethyl-4-estren-3-one
  • (16beta,17beta)-16-Ethyl-17-hydroxyestr-4-en-3-one
  • ESTR-4-EN-3-ONE, 16-beta-ETHYL-17-beta-HYDROXY-
  • Estr-4-en-3-one, 16-ethyl-17-hydroxy-, (16beta,17beta)-
Show all 26 synonyms
  • Estr-4-en-3-one, 16-ethyl-17-hydroxy-, (16beta,17.beta.)-

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
302.46 g/molcalc.
Exact mass
302.2246 Dacalc.
LogP (octanol/water)
4.13calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
22calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.85calc.
Formal charge
0calc.
Stereocentres
7calc.
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, O=C1C=C2CCC3C4CCCC4CCC3C2CC1

O=C1C=C2CCC3C4CCCC4CCC3C2CC1

4 rings, 18 atoms.

1,419 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.

Oxendolone suppliers

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Oxendolone 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 Oxendolone 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 Oxendolone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Oxendolone?

Oxendolone is an organic molecular entity.

What is the CAS number of Oxendolone?

The CAS registry number of Oxendolone is 33765-68-3.

What is the molecular formula and weight of Oxendolone?

The molecular formula of Oxendolone is C20H30O2 and its molar mass is 302.46 g/mol.

Is Oxendolone hazardous?

No GHS hazard classification for Oxendolone 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 Oxendolone?

Oxendolone 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 Oxendolone?

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What is the price of Oxendolone?

Suppliers quote Oxendolone 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 Oxendolone

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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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