Norethindrone EP Impurity H

Name: Norethindrone EP Impurity H
Brand: Vaqora Chemicals
SKU: VQ-023291

About Norethindrone EP Impurity H

Vaqora Chemicals supplies Norethindrone EP Impurity H, a pharmacopeial impurity of Norethindrone registered under CAS number 51724-44-8. Formula C20H26O3, molecular weight 314.4 g/mol. It is also known as Norethisterone - Impurity H or 6beta-Hydroxynorethindrone.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

This Norethindrone impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Norethindrone EP Impurity H in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Norethindrone

View every impurity, metabolite and intermediate we list for Norethindrone.

Norethindrone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Norethindrone EP Impurity H
Catalogue No.	VQ-023291
CAS Number	51724-44-8
IUPAC name	(6R,8R,9S,10R,13S,14S,17R)-17-ethynyl-6,17-dihydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
Molecular formula	C₂₀H₂₆O₃
Molecular weight	314.4 g/mol
Exact mass	314.1882
Grade	Reference Standard
HSN code	38229090
InChIKey	RONQVEAZNZIVHW-BHJGDWCPSA-N
SMILES	C[C@]12CC[C@@H]3[C@H]4CCC(=O)C=C4[C@@H](C[C@H]3[C@@H]1CC[C@]2(C#C)O)O
PubChem CID	71748798

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	2 / 3
TPSA	57.5 Å²
Synonyms	Norethisterone - Impurity H, Norethindrone EP Impurity H, 6β-Hydroxy Norethindrone, 6beta-Hydroxynorethindrone, 6beta-hydroxynorethisterone, (6beta,17alpha)-6,17-Dihydroxy-19-norpregn-4-en-20-yn-3-one, 6beta,17-Dihydroxy-19-nor-17alpha-pregn-4-en-20-yn-3-one, 19-Norpregn-4-en-20-yn-3-one, 6,17-dihydroxy-, (6beta,17alpha)-, Norethisterone impurity H, 6b-Hydroxy Norethindrone, 6beta-Hydroxy Norethindrone, 6beta,17-Dihydroxy-19-nor-17alpha-pregn-4-en-20-yn-3-one (6beta-Hydroxynorethisterone), 6beta,17-Dihydroxy-17alpha-19-norpregn-4-en-20-yn-3-one

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P264, P270, P271, P284, P301 + P317, P304 + P340, P330, P342 + P316, P403, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Norethindrone EP Impurity H?

The CAS Registry Number of Norethindrone EP Impurity H is 51724-44-8. It is also known as Norethisterone - Impurity H, Norethindrone EP Impurity H, 6β-Hydroxy Norethindrone, 6beta-Hydroxynorethindrone.

What is the molecular formula and molecular weight of Norethindrone EP Impurity H?

Norethindrone EP Impurity H has the molecular formula C20H26O3 and a molecular weight of 314.4 g/mol. Its IUPAC name is (6R,8R,9S,10R,13S,14S,17R)-17-ethynyl-6,17-dihydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one.

What is Norethindrone EP Impurity H used for?

Norethindrone EP Impurity H is supplied as a characterised reference material related to Norethindrone. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Norethindrone EP Impurity H can I order?

We supply Norethindrone EP Impurity H in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Norethindrone EP Impurity H?

Yes. Every lot of Norethindrone EP Impurity H is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Norethindrone EP Impurity H be shipped internationally?

Yes. Norethindrone EP Impurity H is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.