Spironolactone EP Impurity I

Name: Spironolactone EP Impurity I
Brand: Vaqora Chemicals
SKU: VQ-042264

About Spironolactone EP Impurity I

Listed under CAS 3070439-36-7, Spironolactone EP Impurity I is a pharmacopeial impurity of Spironolactone available from Vaqora Chemicals. Formula C24H36O4S, molecular weight 420.6 g/mol. Common synonyms include Spironolactone - Impurity I and 7a-Acetylthio-17a-ethoxymethyl Testosterone.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Spironolactone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Spironolactone EP Impurity I 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 Spironolactone

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

Spironolactone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Spironolactone EP Impurity I
Catalogue No.	VQ-042264
CAS Number	3070439-36-7
IUPAC name	S-[(7R,8R,9S,10R,13S,14S,17S)-17-(ethoxymethyl)-17-hydroxy-10,13-dimethyl-3-oxo-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-7-yl] ethanethioate
Molecular formula	C₂₄H₃₆O₄S
Molecular weight	420.6 g/mol
Exact mass	420.2334
Grade	Reference Standard
HSN code	38229090
InChIKey	MGZXSDRSDJNORM-JCHWNXBYSA-N
SMILES	CCOC[C@@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2[C@@H](CC4=CC(=O)CC[C@]34C)SC(=O)C)C)O
PubChem CID	139025154

Physical properties
Physical form	Solid
LogP (XLogP3)	3.2
H-bond donors / acceptors	1 / 5
TPSA	88.9 Å²

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 Spironolactone EP Impurity I?

The CAS Registry Number of Spironolactone EP Impurity I is 3070439-36-7. It is also known as Spironolactone - Impurity I, 7a-Acetylthio-17a-ethoxymethyl Testosterone, Spironolactone Related Compound I.

What is the molecular formula and molecular weight of Spironolactone EP Impurity I?

Spironolactone EP Impurity I has the molecular formula C24H36O4S and a molecular weight of 420.6 g/mol.

What is Spironolactone EP Impurity I used for?

Spironolactone EP Impurity I is supplied as a characterised reference material related to Spironolactone. 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 Spironolactone EP Impurity I can I order?

We supply Spironolactone EP Impurity I 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 Spironolactone EP Impurity I?

Yes. Every lot of Spironolactone EP Impurity I 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 Spironolactone EP Impurity I be shipped internationally?

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