Homo Sildenafil

Name: Homo Sildenafil
Brand: Vaqora Chemicals
SKU: VQ-013451

About Homo Sildenafil

Homo Sildenafil is a process intermediate or related compound of Sildenafil carrying the CAS registry number 642928-07-2 with a typical assay of 99.88%. The compound has the formula C23H32N6O4S, corresponding to a molecular weight of 488.6 g/mol. Systematically, it is named 5-[2-ethoxy-5-(4-ethylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one. Common synonyms include Sildenafil R and Sildenafil N-Ethyl Analog.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Process chemists and analysts use it when developing synthetic routes to Sildenafil, tracking process-related impurities and validating analytical methods. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Homo Sildenafil in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. This item is currently in stock for prompt dispatch.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Sildenafil

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

Sildenafil impurities

Specifications & identifiers

Chemical identifiers
Product name	Homo Sildenafil
Catalogue No.	VQ-013451
CAS Number	642928-07-2
IUPAC name	5-[2-ethoxy-5-(4-ethylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one
Molecular formula	C₂₃H₃₂N₆O₄S
Molecular weight	488.6 g/mol
Exact mass	488.2206
Grade	Reference Standard
Purity / assay	99.88%
HSN code	2933
InChIKey	MJEXYQIZUOHDGY-UHFFFAOYSA-N
SMILES	CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)CC)OCC)C
PubChem CID	135565273

Physical properties
Physical form	Solid
LogP (XLogP3)	1.8
H-bond donors / acceptors	1 / 8
TPSA	118 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 Homo Sildenafil?

The CAS Registry Number of Homo Sildenafil is 642928-07-2. It is also known as Sildenafil R, Sildenafil N-Ethyl Analog, Homo Sildenafil solution in Methanol1000ug/ml.

What is the molecular formula and molecular weight of Homo Sildenafil?

Homo Sildenafil has the molecular formula C23H32N6O4S and a molecular weight of 488.6 g/mol. Its IUPAC name is 5-[2-ethoxy-5-(4-ethylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one.

What is Homo Sildenafil used for?

Homo Sildenafil is supplied as a characterised reference material related to Sildenafil. 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 Homo Sildenafil can I order?

We supply Homo Sildenafil in Reference Standard (99.88%) 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 Homo Sildenafil?

Yes. Every lot of Homo Sildenafil 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 Homo Sildenafil be shipped internationally?

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