Finasteride Impurity D

About Finasteride Impurity D

Finasteride Impurity D is an impurity of Finasteride carrying the CAS registry number 140375-22-0. With the molecular formula C23H36N2O2, it has a molar mass of 372.5 g/mol. Common synonyms include 5beta-Finasteride and 5b-Finasteride.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Finasteride to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. This item is currently in stock for prompt dispatch.

Typical applications

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

Industries

Related to Finasteride

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

Finasteride impurities

Specifications & identifiers

Chemical identifiers
Product name	Finasteride Impurity D
Catalogue No.	VQ-004976
CAS Number	140375-22-0
IUPAC name	(1S,3aS,3bS,5aS,9aR,9bS,11aS)-N-tert-butyl-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxamide
Molecular formula	C₂₃H₃₆N₂O₂
Molecular weight	372.5 g/mol
Exact mass	372.2777
Grade	Reference Standard
HSN code	38229090
InChIKey	DBEPLOCGEIEOCV-VLDRPNAOSA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2C(=O)NC(C)(C)C)CC[C@H]4[C@@]3(C=CC(=O)N4)C
PubChem CID	69784059

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	2 / 2
TPSA	58.2 Å²
Synonyms	(5beta,17beta)-N-(1,1-dimethylethyl)-3-oxo-4-Azaandrost-1-ene-17-carboxamide, 5beta-Finasteride, 5b-Finasteride, 5, A-Finasteride, 5-beta-Finasteride, Finasteride Impurity 3

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 Finasteride Impurity D?

The CAS Registry Number of Finasteride Impurity D is 140375-22-0. It is also known as (5beta,17beta)-N-(1,1-dimethylethyl)-3-oxo-4-Azaandrost-1-ene-17-carboxamide, 5beta-Finasteride, 5b-Finasteride.

What is the molecular formula and molecular weight of Finasteride Impurity D?

Finasteride Impurity D has the molecular formula C23H36N2O2 and a molecular weight of 372.5 g/mol. Its IUPAC name is (1S,3aS,3bS,5aS,9aR,9bS,11aS)-N-tert-butyl-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxamide.

What is Finasteride Impurity D used for?

Finasteride Impurity D is supplied as a characterised reference material related to Finasteride. 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 Finasteride Impurity D can I order?

We supply Finasteride Impurity D 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 Finasteride Impurity D?

Yes. Every lot of Finasteride Impurity D 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 Finasteride Impurity D be shipped internationally?

Yes. We export Finasteride Impurity D worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.