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Steroids and sterols

15alpha-Hydroxytestosterone

Also known as 15-Hydroxytestosterone, 15alpha,17beta-Dihydroxyandrost-4-en-3-one, Androst-4-en-3-one, 15,17-dihydroxy-, (15alpha,17beta)-

CAS 2226-70-2Formula C19H28O3Molar mass 304.43 g/molEC 636-577-6
GHS signal word: Warning. Pictograms: Harmful or irritant, Serious health hazard 1 supplier listed
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15alpha-Hydroxytestosterone chemical structure, C19H28O3, CAS 2226-70-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2226-70-2
Formula
C19H28O3
Molar mass
304.43 g/mol
EC number
636-577-6
HS code
293729
Category
Steroids and sterols

What is 15alpha-Hydroxytestosterone?

Plain description, key identifiers and synonyms

15alpha-hydroxytestosterone is an androstanoid that is testosterone substituted by a alpha-hydroxy group at position 15. A natural product found in Daphnia magna exposed to the biocide tributyltin. It has a role as an androgen and a Daphnia magna metabolite. It is a 17beta-hydroxy steroid, a 3-oxo-Delta(4) steroid, an androstanoid and a 15alpha-hydroxy steroid. It is functionally related to a testosterone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(8R,9S,10R,13S,14S,15S,17S)-15,17-dihydroxy-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one
CAS number
2226-70-2 CAS number cross-checked
EC number
636-577-6
Molecular formula
C19H28O3
UNII
T193O3374B
InChIKey
KYGUQDTWUBBBSD-MJVYMRHDSA-N
InChI
InChI=1S/C19H28O3/c1-18-7-5-12(20)9-11(18)3-4-13-14(18)6-8-19(2)16(22)10-15(21)17(13)19/h9,13-17,21-22H,3-8,10H2,1-2H3/t13-,14+,15+,16+,17-,18+,19-/m1/s1
Canonical SMILES
CC12CCC(=O)C=C1CCC1C2CCC2(C)C(O)CC(O)C12
Isomeric SMILES
C[C@]12CCC(=O)C=C1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3[C@H](C[C@@H]4O)O)C

Synonyms

  • 15-Hydroxytestosterone
  • 15alpha,17beta-Dihydroxyandrost-4-en-3-one
  • Androst-4-en-3-one, 15,17-dihydroxy-, (15alpha,17beta)-
  • (8R,9S,10R,13S,14S,15S,17S)-15,17-dihydroxy-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one
  • 15 alpha-hydroxytestosterone
  • Androst-4-en-3-one, 15alpha,17beta-dihydroxy-

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
304.43 g/molcalc.
Exact mass
304.2038 Dacalc.
LogP (octanol/water)
2.85calc.
Topological polar surface area
57.53 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
22calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.84calc.
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

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H332Harmful if inhaled.
  • H351Suspected of causing cancer.
  • H361Suspected of damaging fertility or the unborn child.
Precautionary statements (16)
  • P203Obtain, read and follow all safety instructions before use.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

15alpha-Hydroxytestosterone suppliers

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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

1 supplier in 1 country

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15alpha-Hydroxytestosterone 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.

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Uses and applications

What the substance is used for, by industry and function

Roles

  • Daphnia magna metabolite
  • Daphnia metabolite
  • agonist
  • androgen
  • animal metabolite
  • crustacean metabolite
  • eukaryotic metabolite
  • hormone
  • metabolite
  • molecular messenger
  • sex hormone

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 15alpha-Hydroxytestosterone 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 15alpha-Hydroxytestosterone is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 15alpha-Hydroxytestosterone, based on the data on this page

What is 15alpha-Hydroxytestosterone?

15alpha-hydroxytestosterone is an androstanoid that is testosterone substituted by a alpha-hydroxy group at position 15. A natural product found in Daphnia magna exposed to the biocide tributyltin. It has a role as an androgen and a Daphnia magna metabolite.

What is the CAS number of 15alpha-Hydroxytestosterone?

The CAS registry number of 15alpha-Hydroxytestosterone is 2226-70-2.

What is the molecular formula and weight of 15alpha-Hydroxytestosterone?

The molecular formula of 15alpha-Hydroxytestosterone is C19H28O3 and its molar mass is 304.43 g/mol.

What is 15alpha-Hydroxytestosterone used for?

Known uses and roles of 15alpha-Hydroxytestosterone include daphnia magna metabolite, daphnia metabolite, agonist, androgen, animal metabolite and 6 more.

Is 15alpha-Hydroxytestosterone hazardous?

15alpha-Hydroxytestosterone carries the GHS signal word "Warning". Main hazards: harmful if swallowed, harmful in contact with skin, harmful if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 15alpha-Hydroxytestosterone?

15alpha-Hydroxytestosterone 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 15alpha-Hydroxytestosterone?

CompoundList lists 1 supplier of 15alpha-Hydroxytestosterone in United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 15alpha-Hydroxytestosterone?

Suppliers quote 15alpha-Hydroxytestosterone 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 15alpha-Hydroxytestosterone

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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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