3alpha,5alpha-Tetrahydronorethisterone

Name: 3alpha,5alpha-Tetrahydronorethisterone
Brand: Zemixal
SKU: ZX-030903

Reference StandardAvailable on request

3alpha,5alpha-Tetrahydronorethisterone (CAS 16392-60-2) supplier Zemixal: C20H30O2, COA and SDS with every lot, worldwide shipping.

Pack sizes

3alpha,5alpha-Tetrahydronorethisterone chemical structure

CAS number16392-60-2

FormulaC₂₀H₃₀O₂

Molar mass302.5 g/mol

Physical formSolid

HS code38229090

InChIKeyDPDZKJQFRFZZCW-GAXNORQESA-N

IUPAC name(3R,5S,8R,9R,10S,13S,14S,17R)-17-ethynyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol

About 3alpha,5alpha-Tetrahydronorethisterone

Zemixal lists 3alpha,5alpha-Tetrahydronorethisterone for laboratories that identify, quantify or control Norethisterone and its related substances. For your records (Reference Standard), the material is defined by CAS 16392-60-2, formula C20H30O2 and molar mass 302.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Norethisterone

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

Norethisterone standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 3alpha,5alpha-Tetrahydronorethisterone
Product name	3alpha,5alpha-Tetrahydronorethisterone
Catalogue number	ZX-030903
CAS number	16392-60-2
IUPAC name	(3R,5S,8R,9R,10S,13S,14S,17R)-17-ethynyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol
Molecular formula	C₂₀H₃₀O₂
Molar mass	302.5 g/mol
Exact mass	302.2246
Grade	Reference Standard
Physical form	Solid
XLogP3	3.7
H-bond donors / acceptors	2 / 2
Topological polar surface area	40.5 Å²
HS code	38229090
InChIKey	DPDZKJQFRFZZCW-GAXNORQESA-N
SMILES	C[C@]12CC[C@@H]3[C@H]4CC[C@H](C[C@@H]4CC[C@H]3[C@@H]1CC[C@]2(C#C)O)O
PubChem CID	14260695
Synonyms	3β,5α-Tetrahydronorethisterone, 3α,5α-Tetrahydronorethisterone, 3alpha,5alpha-Tetrahydronorethindrone, 17alpha-Ethynyl-5alpha-estrane-3alpha,17beta-diol, 17alpha-Ethynyl-5alpha-oestrane-3alpha,17beta-diol, 19-Nor-5alpha,17alpha-pregn-20-yne-3alpha,17-diol, 19-Norpregn-20-yne-3,17-diol, (3alpha,5alpha,17beta)-, 3a,5a-Tetrahydronorethisterone, 17.alpha.-Ethynyl-5.alpha.-estrane-3.alpha.,17.beta.-diol, 5alpha,17alpha-19-Norpregn-20-yne-3alpha,17-diol, (3alpha,5alpha,17alpha)-19-Norpregn-20-yne-3,17-diol

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of 3alpha,5alpha-Tetrahydronorethisterone
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

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

Questions about 3alpha,5alpha-Tetrahydronorethisterone

Which CAS number identifies 3alpha,5alpha-Tetrahydronorethisterone?

3alpha,5alpha-Tetrahydronorethisterone is registered under CAS 16392-60-2. You may also see it listed as 3β,5α-Tetrahydronorethisterone, 3α,5α-Tetrahydronorethisterone, 3alpha,5alpha-Tetrahydronorethindrone. Our catalogue number for this item is ZX-030903.

What are the formula and molar mass of 3alpha,5alpha-Tetrahydronorethisterone?

For 3alpha,5alpha-Tetrahydronorethisterone, its formula is C20H30O2 and its molar mass is 302.5 g/mol. The systematic (IUPAC) name is (3R,5S,8R,9R,10S,13S,14S,17R)-17-ethynyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol. InChIKey DPDZKJQFRFZZCW-GAXNORQESA-N lets you match it in any structure database.

How is 3alpha,5alpha-Tetrahydronorethisterone used in pharmaceutical QC?

3alpha,5alpha-Tetrahydronorethisterone is a characterised reference material linked to Norethisterone. 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 3alpha,5alpha-Tetrahydronorethisterone?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with 3alpha,5alpha-Tetrahydronorethisterone?

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 3alpha,5alpha-Tetrahydronorethisterone to my country?

Yes. 3alpha,5alpha-Tetrahydronorethisterone ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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