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Impurities and reference standards

Testosterone impurity 17

Also known as 3alpha-hydroxy-5alpha-androst-9(11)-en-17-one, (3R,5S,8S,10S,13S,14S)-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,10,12,13,14,15,16-tetradecahydro-17H-cyclopenta[a]phenanthren-17-one

CAS 14043-47-1Formula C19H28O2Molar mass 288.43 g/mol
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Testosterone impurity 17 chemical structure, C19H28O2, CAS 14043-47-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
14043-47-1
Formula
C19H28O2
Molar mass
288.43 g/mol
HS code
293729
Category
Impurities and reference standards

What is Testosterone impurity 17?

Plain description, key identifiers and synonyms

Testosterone impurity 17 is a chemical substance with the molecular formula C19H28O2 and a molar mass of 288.43 g/mol. Its CAS registry number is 14043-47-1. The IUPAC name is (3R,5S,8S,10S,13S,14S)-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3R,5S,8S,10S,13S,14S)-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one
CAS number
14043-47-1
Molecular formula
C19H28O2
InChIKey
VFORKMIYKGJSEC-NRNRTASOSA-N
InChI
InChI=1S/C19H28O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h8,12-15,20H,3-7,9-11H2,1-2H3/t12-,13+,14-,15-,18-,19-/m0/s1
Canonical SMILES
CC12CCC(O)CC1CCC1C2=CCC2(C)C(=O)CCC12
Isomeric SMILES
C[C@]12CC[C@H](C[C@@H]1CC[C@@H]3C2=CC[C@]4([C@H]3CCC4=O)C)O

Synonyms

  • 3alpha-hydroxy-5alpha-androst-9(11)-en-17-one
  • (3R,5S,8S,10S,13S,14S)-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,10,12,13,14,15,16-tetradecahydro-17H-cyclopenta[a]phenanthren-17-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
288.43 g/molcalc.
Exact mass
288.2089 Dacalc.
LogP (octanol/water)
3.88calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
21calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.84calc.
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=C1CCC2C1CC=C1C3CCCCC3CCC12

O=C1CCC2C1CC=C1C3CCCCC3CCC12

4 rings, 18 atoms.

4 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.

Testosterone impurity 17 suppliers

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Testosterone impurity 17 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 Testosterone impurity 17 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 Testosterone impurity 17 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Testosterone impurity 17, based on the data on this page

What is Testosterone impurity 17?

Testosterone impurity 17 is a chemical substance with the molecular formula C19H28O2 and a molar mass of 288.43 g/mol. Its CAS registry number is 14043-47-1. The IUPAC name is (3R,5S,8S,10S,13S,14S)-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one.

What is the CAS number of Testosterone impurity 17?

The CAS registry number of Testosterone impurity 17 is 14043-47-1.

What is the molecular formula and weight of Testosterone impurity 17?

The molecular formula of Testosterone impurity 17 is C19H28O2 and its molar mass is 288.43 g/mol.

Is Testosterone impurity 17 hazardous?

No GHS hazard classification for Testosterone impurity 17 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 Testosterone impurity 17?

Testosterone impurity 17 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 Testosterone impurity 17?

Post a free request on CompoundList and suppliers of Testosterone impurity 17 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Testosterone impurity 17?

Suppliers quote Testosterone impurity 17 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 Testosterone impurity 17

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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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