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Impurities and reference standards

Testosterone decanoate

Also known as 17beta-Hydroxyandrost-4-en-3-one decanoate, [(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl] decanoate, ((8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta(a)phenanthren-17-yl) decanoate

CAS 5721-91-5Formula C29H46O3Molar mass 442.68 g/molEC 227-226-4
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard 11 suppliers listed
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Testosterone decanoate chemical structure, C29H46O3, CAS 5721-91-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5721-91-5
Formula
C29H46O3
Molar mass
442.68 g/mol
EC number
227-226-4
HS code
293729
Category
Impurities and reference standards

What is Testosterone decanoate?

Plain description, key identifiers and synonyms

Testosterone decanoate is a steroid ester.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl] decanoate
CAS number
5721-91-5 CAS number cross-checked
EC number
227-226-4
Molecular formula
C29H46O3
UNII
IJW60LAO6S
MDL number
MFCD00133847
InChIKey
LBERVHLCXUMDOT-MPZZESAYSA-N
InChI
InChI=1S/C29H46O3/c1-4-5-6-7-8-9-10-11-27(31)32-26-15-14-24-23-13-12-21-20-22(30)16-18-28(21,2)25(23)17-19-29(24,26)3/h20,23-26H,4-19H2,1-3H3/t23-,24-,25-,26-,28-,29-/m0/s1
Canonical SMILES
CCCCCCCCCC(=O)OC1CCC2C3CCC4=CC(=O)CCC4(C)C3CCC12C
Isomeric SMILES
CCCCCCCCCC(=O)O[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)CC[C@]34C)C

Synonyms

  • 17beta-Hydroxyandrost-4-en-3-one decanoate
  • [(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl] decanoate
  • ((8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta(a)phenanthren-17-yl) decanoate
  • Testosterone, decanoate
  • Testosterone 17-Decanoate
  • Androst-4-en-3-one, 17-[(1-oxodecyl)oxy]-, (17b)-
  • (8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl decanoate
  • Testosterone 17-Decanoate (1.0mg/ml in Acetonitrile)
  • Test Decanoate
  • Testosterondecanoat
  • Testocaps (TN)
  • testosterone caprate
  • (1S,3aS,3bR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl decanoate
  • Testosterone caprinate
  • Testosterone decanoate CRS
  • Testosterone 17beta-decanoate
  • Testosterone decanoate degrees
  • Androst-4-en-3-one, 17-[(1-oxodecyl)oxy]-, (17beta)-
  • 3-Oxoandrost-4-en-17beta-yl decanoate
  • Testosterone decanoate for system suitability CRS
  • Testosterone 17-Decanoate (1 mg/ml in Acetonitrile)
  • Testosterone decanoate, European Pharmacopoeia (EP) Reference Standard
  • Testosterone decanoate for system suitability, European Pharmacopoeia (EP) Reference Standard

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
442.68 g/molcalc.
Exact mass
442.3447 Dacalc.
LogP (octanol/water)
7.57calc.
Topological polar surface area
43.37 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
9calc.
Heavy atoms
32calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.86calc.
Formal charge
0calc.
Stereocentres
6calc.
Lipinski rule of five
Passes (1 violation)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
Danger
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.
  • H360May damage 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

Testosterone decanoate suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 11 suppliers
11 of 11 offers

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

11 suppliers in 4 countries

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Testosterone decanoate 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

Use classes: Pharmaceuticals.

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

Frequently asked questions

Quick answers about Testosterone decanoate, based on the data on this page

What is Testosterone decanoate?

Testosterone decanoate is a steroid ester.

What is the CAS number of Testosterone decanoate?

The CAS registry number of Testosterone decanoate is 5721-91-5.

What is the molecular formula and weight of Testosterone decanoate?

The molecular formula of Testosterone decanoate is C29H46O3 and its molar mass is 442.68 g/mol.

What is Testosterone decanoate used for?

Use classes: Pharmaceuticals.

Is Testosterone decanoate hazardous?

Testosterone decanoate carries the GHS signal word "Danger". 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 Testosterone decanoate?

Testosterone decanoate 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 decanoate?

CompoundList lists 11 suppliers of Testosterone decanoate in India, Czech Republic, Italy and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Testosterone decanoate in India?

4 suppliers in India list Testosterone decanoate on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Testosterone decanoate?

Suppliers quote Testosterone decanoate 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 decanoate

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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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