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Steroids and sterols

Ethyltestosterone

Also known as Testosterone, 17-ethyl-, 17alpha-Ethyltestosterone, 17a-Ethyltestosterone

CAS 1235-97-8Formula C21H32O2Molar mass 316.49 g/mol
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Ethyltestosterone chemical structure, C21H32O2, CAS 1235-97-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1235-97-8
Formula
C21H32O2
Molar mass
316.49 g/mol
HS code
293729
Category
Steroids and sterols

What is Ethyltestosterone?

Plain description, key identifiers and synonyms

Ethyltestosterone is a corticosteroid hormone.

Ethyltestosterone is a synthetic anabolic steroid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(8R,9S,10R,13S,14S,17S)-17-ethyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one
CAS number
1235-97-8 CAS number cross-checked
Molecular formula
C21H32O2
UNII
4D305M9KPT
InChIKey
FGPGANCDNDLUST-CEGNMAFCSA-N
InChI
InChI=1S/C21H32O2/c1-4-21(23)12-9-18-16-6-5-14-13-15(22)7-10-19(14,2)17(16)8-11-20(18,21)3/h13,16-18,23H,4-12H2,1-3H3/t16-,17+,18+,19+,20+,21+/m1/s1
Canonical SMILES
CCC1(O)CCC2C3CCC4=CC(=O)CCC4(C)C3CCC21C
Isomeric SMILES
CC[C@@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)CC[C@]34C)C)O

Synonyms

  • Testosterone, 17-ethyl-
  • 17alpha-Ethyltestosterone
  • 17a-Ethyltestosterone
  • 17-ethyl-Testosterone
  • (8R,9S,10R,13S,14S,17S)-17-ethyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one
  • (17alpha)-17-Hydroxypregn-4-en-3-one
  • 17alpha-Pregn-4-en-3-one, 17-hydroxy-
  • Pregn-4-en-3-one, 17-hydroxy-, (17alpha)-
  • 17-hydroxy-17a-Pregn-4-en-3-one
  • (17a)-17-hydroxy-Pregn-4-en-3-one
  • (17.Alpha.)-17-hydroxypregn-4-en-3-one
  • (8R,9S,10R,13S,14S,17S)-17-ethyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta(a)phenanthren-3-one
  • 17-Hydroxypregn-?4-?en-?3-?one
  • 17-ethyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-
  • 17alpha-Ethyltestosterone, Ethyltestosterone, 17-Ethyl-testosterone, 17-Hydroxy-17alpha-Pregn-4-en-3-one
  • 17-Hydroxypregn-4-en-3-one #
  • 17beta-hydroxy-pregn-4-en-3-one
  • 17-Hydroxy-17alpha-pregn-4-en-3-one
  • (8R,9S,10R,13S,14S,17S)-17-ethyl-17-hydroxy-10,13-dimethyl-1,7,8,10,11,12,13,15,16,17-decahydro-2H-cyclopenta[a]phenanthren-3(6H,9H,14H)-one

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
316.49 g/molcalc.
Exact mass
316.2402 Dacalc.
LogP (octanol/water)
4.66calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
23calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.86calc.
Formal charge
0calc.
Stereocentres
6calc.
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.

Ethyltestosterone suppliers

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

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Ethyltestosterone price

Indicative price range per kg from live supplier offers

No published prices right now

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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 Ethyltestosterone is traded under.

HS 2937.29Indicative HS code

Steroidal hormones, their derivatives and structural analogues, other

World exports in 2024
$2.32B
+5.7% vs 2023, imports $2.41B
2019 to 2024
Top exporters
  1. Belgium25.3%
  2. United States24.9%
  3. China13.0%
Top importers
  1. Italy18.0%
  2. Canada13.0%
  3. Belgium12.2%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Ethyltestosterone?

Ethyltestosterone is a corticosteroid hormone.

What is the CAS number of Ethyltestosterone?

The CAS registry number of Ethyltestosterone is 1235-97-8.

What is the molecular formula and weight of Ethyltestosterone?

The molecular formula of Ethyltestosterone is C21H32O2 and its molar mass is 316.49 g/mol.

Is Ethyltestosterone hazardous?

No GHS hazard classification for Ethyltestosterone 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 Ethyltestosterone?

Ethyltestosterone is usually classified under HS code 293729 (Steroidal hormones, their derivatives and structural analogues, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ethyltestosterone?

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

What is the price of Ethyltestosterone?

Suppliers quote Ethyltestosterone 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 Ethyltestosterone

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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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