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API Process Intermediates & Related Compounds

(5alpha)-Androst-2-en-17-one

Reference StandardIn stock

Buy (5alpha)-Androst-2-en-17-one (CAS 963-75-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Ships from India to 120+ countries.

Pack sizes
(5alpha)-Androst-2-en-17-one chemical structure
CAS number963-75-7
FormulaC19H28O
Molar mass272.4 g/mol
Physical formSolid
InChIKeyISJVDMWNISUFRJ-HKQXQEGQSA-N
IUPAC name(5S,8R,9S,10S,13S,14S)-10,13-dimethyl-1,4,5,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one

About (5alpha)-Androst-2-en-17-one

(5alpha)-Androst-2-en-17-one sits in our API Process Intermediates & Related Compounds section and ships worldwide from stock or short lead time. Identity at a glance (Reference Standard): CAS 963-75-7, formula C19H28O and molar mass 272.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Handling and storage

It carries the GHS signal word Warning (H302+H312+H332, H302, H312 and H332), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Rocuronium

See every impurity, metabolite and related compound we list for this API.

Rocuronium standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of (5alpha)-Androst-2-en-17-one
Product name(5alpha)-Androst-2-en-17-one
Catalogue numberZX-011825
CAS number963-75-7
IUPAC name(5S,8R,9S,10S,13S,14S)-10,13-dimethyl-1,4,5,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one
Molecular formulaC19H28O
Molar mass272.4 g/mol
Exact mass272.214
GradeReference Standard
Physical formSolid
XLogP34.9
H-bond donors / acceptors0 / 1
Topological polar surface area17.1 Ų
InChIKeyISJVDMWNISUFRJ-HKQXQEGQSA-N
SMILESC[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)CC[C@@H]4[C@@]3(CC=CC4)C
PubChem CID101928
Synonyms5α-Androst-2-en-17-one, 17-Oxo-5alpha-androst-2-ene, 5alpha-androst-2-en-17-one, Androst-2-en-17-one, 5-androst-2-en-17-one, 5 alpha-androst-2-en-17-one, 5a-Androst-2-en-17-one, 5-alpha-androst-2-en-17-one, (5a)-Androst-2-en-17-one, 90%, Androst-2-en-17-one, (5.alpha.)-, 17-oxo-5a-androst-2-ene, 5alpha-Androsta-2-en-17-one

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Warning

  • H302+H312+H332Harmful if swallowed, in contact with skin or if inhaled
  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H332Harmful if inhaled
  • H351Suspected of causing cancer
  • H361Suspected of damaging fertility or the unborn child

Precautionary statements P203, P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P318, P321, P330, P362 + P364, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of (5alpha)-Androst-2-en-17-one
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about (5alpha)-Androst-2-en-17-one

Which CAS number identifies (5alpha)-Androst-2-en-17-one?
(5alpha)-Androst-2-en-17-one is registered under CAS 963-75-7. You may also see it listed as 5α-Androst-2-en-17-one, 17-Oxo-5alpha-androst-2-ene, 5alpha-androst-2-en-17-one. Our catalogue number for this item is ZX-011825.
What are the formula and molar mass of (5alpha)-Androst-2-en-17-one?
For (5alpha)-Androst-2-en-17-one, its formula is C19H28O and its molar mass is 272.4 g/mol. The systematic (IUPAC) name is (5S,8R,9S,10S,13S,14S)-10,13-dimethyl-1,4,5,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one. InChIKey ISJVDMWNISUFRJ-HKQXQEGQSA-N lets you match it in any structure database.
How is (5alpha)-Androst-2-en-17-one used in pharmaceutical QC?
(5alpha)-Androst-2-en-17-one is a characterised reference material linked to Rocuronium. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for (5alpha)-Androst-2-en-17-one?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with (5alpha)-Androst-2-en-17-one?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship (5alpha)-Androst-2-en-17-one to my country?
Yes. Because (5alpha)-Androst-2-en-17-one is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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