Norethisterone

Name: Norethisterone
Brand: Zemixal
SKU: ZX-004139

IP/BP/USPAvailable on request

Buy Norethisterone (CAS 68-22-4) from Zemixal. Request a quote with price, lead time and documents. Exported from India with full paperwork.

Pack sizes

CAS number68-22-4

FormulaC₂₀H₂₆O₂

Molar mass298.4 g/mol

Physical formPowder

Purity99%

InChIKeyVIKNJXKGJWUCNN-XGXHKTLJSA-N

IUPAC name(8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one

About Norethisterone

Researchers and plant chemists source Norethisterone from Zemixal for routine and specialised work. Key data (IP/BP/USP): CAS 68-22-4, formula C20H26O2 and molar mass 298.4 g/mol. Typical appearance is white or colourless crystalline powder with characteristic odor.

Use cases we see most often

Pharmaceutical formulation
Generic drug development

Safe handling

It carries the GHS signal word Danger (H312, H332, H351 and H360), so wear gloves and eye protection and work with good ventilation.

Available as 1 kg, 5 kg and 25 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Norethisterone

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

Norethisterone standards

Typical uses

Pharmaceutical formulation
Generic drug development

Applications

Pharmaceutical Manufacturing and QC

Grade guides

IP Grade (Indian Pharmacopoeia)BP Grade (British Pharmacopoeia)USP Grade (United States Pharmacopeia)

Specifications and identifiers

Specifications of Norethisterone
Product name	Norethisterone
Catalogue number	ZX-004139
CAS number	68-22-4
IUPAC name	(8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
Molecular formula	C₂₀H₂₆O₂
Molar mass	298.4 g/mol
Exact mass	298.1933
Grade	IP/BP/USP
Purity / assay	99%
Physical form	Powder
Appearance	White or colourless crystalline powder with characteristic odor
XLogP3	3
H-bond donors / acceptors	1 / 2
Topological polar surface area	37.3 Å²
InChIKey	VIKNJXKGJWUCNN-XGXHKTLJSA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=CC(=O)CC[C@H]34
PubChem CID	6230
Synonyms	norethindrone, Norlutin, 19-Norethisterone, Primolut-N, Noralutin, Norethynodrone, Norgestin, Mini-Pe, Norpregneninolone, Mini-pill, Nor-QD, Ethinylnortestosterone

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

Safety and GHS hazards

Irritant or harmful

Health hazard

Signal word Danger

H312Harmful in contact with skin
H332Harmful if inhaled
H351Suspected of causing cancer
H360May damage fertility or the unborn child

Precautionary statements P203, P261, P271, P280, P302 + P352, P304 + P340, P317, P318, P321, 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 Norethisterone
1 kg	Quoted on request
5 kg	Quoted on request
25 kg	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 Norethisterone

Which CAS number identifies Norethisterone?

Norethisterone is registered under CAS 68-22-4. You may also see it listed as norethindrone, Norlutin, 19-Norethisterone. Our catalogue number for this item is ZX-004139.

What are the formula and molar mass of Norethisterone?

For Norethisterone, its formula is C20H26O2 and its molar mass is 298.4 g/mol. The systematic (IUPAC) name is (8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one. InChIKey VIKNJXKGJWUCNN-XGXHKTLJSA-N lets you match it in any structure database.

How is Norethisterone used in pharmaceutical QC?

Norethisterone 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 Norethisterone?

This listing is IP/BP/USP grade with 99% purity. Standard packs are 1 kg, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.

Which documents come with Norethisterone?

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 Norethisterone to my country?

Yes. Because Norethisterone 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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