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Steroids and sterols

5alpha-Androstanediol

Also known as 5alpha-Androstane-5alpha,17beta-diol, Androstane-5,17-diol, (5alpha,17beta)-, Androstane-5,17-diol, (5alpha,17.beta.)-

CAS 51617-41-5Formula C19H32O2Molar mass 292.46 g/mol
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5alpha-Androstanediol chemical structure, C19H32O2, CAS 51617-41-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
51617-41-5
Formula
C19H32O2
Molar mass
292.46 g/mol
HS code
290613
Category
Steroids and sterols

What is 5alpha-Androstanediol?

Plain description, key identifiers and synonyms

5alpha-Androstanediol is a chemical substance with the molecular formula C19H32O2 and a molar mass of 292.46 g/mol. Its CAS registry number is 51617-41-5. The IUPAC name is (5S,8S,9S,10R,13S,14S,17S)-10,13-dimethyl-1,2,3,4,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-5,17-diol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(5S,8S,9S,10R,13S,14S,17S)-10,13-dimethyl-1,2,3,4,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-5,17-diol
CAS number
51617-41-5
Molecular formula
C19H32O2
UNII
998618J8ZV
InChIKey
PPFACNUFBRJTNH-WRYXYBQESA-N
InChI
InChI=1S/C19H32O2/c1-17-11-8-15-13(14(17)5-6-16(17)20)7-12-19(21)10-4-3-9-18(15,19)2/h13-16,20-21H,3-12H2,1-2H3/t13-,14-,15-,16-,17-,18+,19-/m0/s1
Canonical SMILES
CC12CCC3C(CCC4(O)CCCCC34C)C1CCC2O
Isomeric SMILES
C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2O)CC[C@@]4([C@@]3(CCCC4)C)O

Synonyms

  • 5alpha-Androstane-5alpha,17beta-diol
  • Androstane-5,17-diol, (5alpha,17beta)-
  • Androstane-5,17-diol, (5alpha,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
292.46 g/molcalc.
Exact mass
292.2402 Dacalc.
LogP (octanol/water)
3.9calc.
Topological polar surface area
40.46 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
21calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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, 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.

5alpha-Androstanediol suppliers

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5alpha-Androstanediol 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

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 5alpha-Androstanediol 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 5alpha-Androstanediol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 5alpha-Androstanediol, based on the data on this page

What is 5alpha-Androstanediol?

5alpha-Androstanediol is a chemical substance with the molecular formula C19H32O2 and a molar mass of 292.46 g/mol. Its CAS registry number is 51617-41-5. The IUPAC name is (5S,8S,9S,10R,13S,14S,17S)-10,13-dimethyl-1,2,3,4,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-5,17-diol.

What is the CAS number of 5alpha-Androstanediol?

The CAS registry number of 5alpha-Androstanediol is 51617-41-5.

What is the molecular formula and weight of 5alpha-Androstanediol?

The molecular formula of 5alpha-Androstanediol is C19H32O2 and its molar mass is 292.46 g/mol.

Is 5alpha-Androstanediol hazardous?

No GHS hazard classification for 5alpha-Androstanediol 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 5alpha-Androstanediol?

5alpha-Androstanediol 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 5alpha-Androstanediol?

Post a free request on CompoundList and suppliers of 5alpha-Androstanediol will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 5alpha-Androstanediol?

Suppliers quote 5alpha-Androstanediol 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 5alpha-Androstanediol

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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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