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Steroids and sterols

16beta-Fluoro-5alpha-dihydrotestosterone

Also known as Androstan-3-one, 16-fluoro-17-hydroxy-, (5alpha,16beta,17.beta.)-, Androstan-3-one, 16-fluoro-17-hydroxy-, (5alpha,16beta,17beta)-, 16beta-Fluorodihydrotestosterone

CAS 141663-88-9Formula C19H29FO2Molar mass 308.44 g/mol
1 supplier listed
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16beta-Fluoro-5alpha-dihydrotestosterone chemical structure, C19H29FO2, CAS 141663-88-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
141663-88-9
Formula
C19H29FO2
Molar mass
308.44 g/mol
HS code
291479
Category
Steroids and sterols

What is 16beta-Fluoro-5alpha-dihydrotestosterone?

Plain description, key identifiers and synonyms

16beta-Fluoro-5alpha-dihydrotestosterone is a chemical substance with the molecular formula C19H29FO2 and a molar mass of 308.44 g/mol. Its CAS registry number is 141663-88-9. The IUPAC name is (5S,8R,9S,10S,13S,14S,16S,17R)-16-fluoro-17-hydroxy-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(5S,8R,9S,10S,13S,14S,16S,17R)-16-fluoro-17-hydroxy-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one
CAS number
141663-88-9 CAS number cross-checked
Molecular formula
C19H29FO2
UNII
5026Y5M103
InChIKey
LNSIGBRLIFKJTK-PHRFIAIISA-N
InChI
InChI=1S/C19H29FO2/c1-18-7-5-12(21)9-11(18)3-4-13-14(18)6-8-19(2)15(13)10-16(20)17(19)22/h11,13-17,22H,3-10H2,1-2H3/t11-,13+,14-,15-,16-,17-,18-,19-/m0/s1
Canonical SMILES
CC12CCC(=O)CC1CCC1C2CCC2(C)C(O)C(F)CC12
Isomeric SMILES
C[C@]12CCC(=O)C[C@@H]1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3C[C@@H]([C@@H]4O)F)C

Synonyms

  • Androstan-3-one, 16-fluoro-17-hydroxy-, (5alpha,16beta,17.beta.)-
  • Androstan-3-one, 16-fluoro-17-hydroxy-, (5alpha,16beta,17beta)-
  • 16beta-Fluorodihydrotestosterone
  • (5S,8R,9S,10S,13S,14S,16S,17R)-16-fluoro-17-hydroxy-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one
  • 16beta-FDHT
  • 16beta-Fluoro-17beta-hydroxy-5alpha-androstan-3-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
308.44 g/molcalc.
Exact mass
308.2152 Dacalc.
LogP (octanol/water)
3.91calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
22calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.95calc.
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, O=C1CCC2C(CCC3C4CCCC4CCC23)C1

O=C1CCC2C(CCC3C4CCCC4CCC23)C1

4 rings, 18 atoms.

338 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.

16beta-Fluoro-5alpha-dihydrotestosterone suppliers

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Where suppliers are based

1 supplier in 1 country

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16beta-Fluoro-5alpha-dihydrotestosterone 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 16beta-Fluoro-5alpha-dihydrotestosterone is traded under.

HS 2914.79Indicative HS code

Halogenated, sulphonated, nitrated or nitrosated derivatives, other

World exports in 2024
$558M
−12.1% vs 2023, imports $608M
2019 to 2024
Top exporters
  1. China41.2%
  2. India * partner reported28.7%
  3. Germany16.7%
Top importers
  1. United States29.1%
  2. Italy9.9%
  3. Switzerland * partner reported8.8%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 16beta-Fluoro-5alpha-dihydrotestosterone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 16beta-Fluoro-5alpha-dihydrotestosterone, based on the data on this page

What is 16beta-Fluoro-5alpha-dihydrotestosterone?

16beta-Fluoro-5alpha-dihydrotestosterone is a chemical substance with the molecular formula C19H29FO2 and a molar mass of 308.44 g/mol. Its CAS registry number is 141663-88-9.

What is the CAS number of 16beta-Fluoro-5alpha-dihydrotestosterone?

The CAS registry number of 16beta-Fluoro-5alpha-dihydrotestosterone is 141663-88-9.

What is the molecular formula and weight of 16beta-Fluoro-5alpha-dihydrotestosterone?

The molecular formula of 16beta-Fluoro-5alpha-dihydrotestosterone is C19H29FO2 and its molar mass is 308.44 g/mol.

Is 16beta-Fluoro-5alpha-dihydrotestosterone hazardous?

No GHS hazard classification for 16beta-Fluoro-5alpha-dihydrotestosterone 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 16beta-Fluoro-5alpha-dihydrotestosterone?

16beta-Fluoro-5alpha-dihydrotestosterone is usually classified under HS code 291479 (Halogenated, sulphonated, nitrated or nitrosated derivatives, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 16beta-Fluoro-5alpha-dihydrotestosterone?

CompoundList lists 1 supplier of 16beta-Fluoro-5alpha-dihydrotestosterone in Estonia. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 16beta-Fluoro-5alpha-dihydrotestosterone?

Suppliers quote 16beta-Fluoro-5alpha-dihydrotestosterone 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 16beta-Fluoro-5alpha-dihydrotestosterone

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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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