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Steroids and sterols

Testosterone oxime, (E)-

Also known as Testosterone, oxime, (E)-, Androst-4-en-3-one, 17-hydroxy-, oxime, (3E,17beta)-, Androst-4-en-3-one, 17-hydroxy-, oxime, (3E,17.beta.)-

CAS 14958-66-8Formula C19H29NO2Molar mass 303.45 g/mol
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Testosterone oxime, (E)- chemical structure, C19H29NO2, CAS 14958-66-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
14958-66-8
Formula
C19H29NO2
Molar mass
303.45 g/mol
HS code
293729
Category
Steroids and sterols

What is Testosterone oxime, (E)-?

Plain description, key identifiers and synonyms

Testosterone oxime, (E)- is a chemical substance with the molecular formula C19H29NO2 and a molar mass of 303.45 g/mol. Its CAS registry number is 14958-66-8. The IUPAC name is (3E,8R,9S,10R,13S,14S,17S)-3-hydroxyimino-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-ol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3E,8R,9S,10R,13S,14S,17S)-3-hydroxyimino-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-ol
CAS number
14958-66-8
Molecular formula
C19H29NO2
UNII
3H9547G9FD
InChIKey
CCDNGLFWWXCDAW-QBDCATRVSA-N
InChI
InChI=1S/C19H29NO2/c1-18-9-7-13(20-22)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h11,14-17,21-22H,3-10H2,1-2H3/b20-13+/t14-,15-,16-,17-,18-,19-/m0/s1
Canonical SMILES
CC12CCC(=NO)C=C1CCC1C2CCC2(C)C(O)CCC12
Isomeric SMILES
C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2O)CCC4=C/C(=N/O)/CC[C@]34C

Synonyms

  • Testosterone, oxime, (E)-
  • Androst-4-en-3-one, 17-hydroxy-, oxime, (3E,17beta)-
  • Androst-4-en-3-one, 17-hydroxy-, oxime, (3E,17.beta.)-
  • Testosterone, oxime
  • 17-Hydroxyandrost-4-en-3-one oxime #
  • Androst-4-en-3-one, 17-hydroxy-, oxime, (17beta)-

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
303.45 g/molcalc.
Exact mass
303.2198 Dacalc.
LogP (octanol/water)
4.14calc.
Topological polar surface area
52.82 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
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, N=C1C=C2CCC3C4CCCC4CCC3C2CC1

N=C1C=C2CCC3C4CCCC4CCC3C2CC1

4 rings, 18 atoms.

90 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 oxime, (E)- suppliers

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Testosterone oxime, (E)- 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 oxime, (E)- 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 oxime, (E)- is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Testosterone oxime, (E)-, based on the data on this page

What is Testosterone oxime, (E)-?

Testosterone oxime, (E)- is a chemical substance with the molecular formula C19H29NO2 and a molar mass of 303.45 g/mol. Its CAS registry number is 14958-66-8. The IUPAC name is (3E,8R,9S,10R,13S,14S,17S)-3-hydroxyimino-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-ol.

What is the CAS number of Testosterone oxime, (E)-?

The CAS registry number of Testosterone oxime, (E)- is 14958-66-8.

What is the molecular formula and weight of Testosterone oxime, (E)-?

The molecular formula of Testosterone oxime, (E)- is C19H29NO2 and its molar mass is 303.45 g/mol.

Is Testosterone oxime, (E)- hazardous?

No GHS hazard classification for Testosterone oxime, (E)- 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 oxime, (E)-?

Testosterone oxime, (E)- 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 oxime, (E)-?

Post a free request on CompoundList and suppliers of Testosterone oxime, (E)- will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Testosterone oxime, (E)-?

Suppliers quote Testosterone oxime, (E)- 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 oxime, (E)-

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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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