Propoxyphenyl Homohydroxysildenafil

Name: Propoxyphenyl Homohydroxysildenafil
Brand: Vaqora Chemicals
SKU: VQ-043295

About Propoxyphenyl Homohydroxysildenafil

Propoxyphenyl Homohydroxysildenafil (CAS 139755-87-6) is an impurity of Sildenafil offered by Vaqora Chemicals. The compound has the formula C24H34N6O5S, corresponding to a molecular weight of 518.6 g/mol. It is also known as Propoxyphenyl hydroxyhomosildenafil or Hydroxyhomosildenafil-propoxyphenyl.

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. It carries the GHS signal word “Warning” with 8 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Sildenafil to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in 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.

Typical applications

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

Industries

Related to Sildenafil

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

Sildenafil impurities

Specifications & identifiers

Chemical identifiers
Product name	Propoxyphenyl Homohydroxysildenafil
Catalogue No.	VQ-043295
CAS Number	139755-87-6
IUPAC name	5-[5-[4-(2-hydroxyethyl)piperazin-1-yl]sulfonyl-2-propoxyphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one
Molecular formula	C₂₄H₃₄N₆O₅S
Molecular weight	518.6 g/mol
Exact mass	518.2311
Grade	Reference Standard
HSN code	38229090
InChIKey	DDQVAJSWFPJSGC-UHFFFAOYSA-N
SMILES	CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)CCO)OCCC)C
PubChem CID	135505037

Physical properties
Physical form	Solid
LogP (XLogP3)	1.3
H-bond donors / acceptors	2 / 9
TPSA	138 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H332Harmful if inhaled
H336May cause drowsiness or dizziness
H362May cause harm to breast-fed children
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P203, P260, P261, P263, P264, P264 + P265, P270, P271, P272, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P318, P319, P321, P330, P332 + P317, P333 + P317, P337 + P317, P362 + P364

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 Propoxyphenyl Homohydroxysildenafil?

The CAS Registry Number of Propoxyphenyl Homohydroxysildenafil is 139755-87-6. It is also known as Propoxyphenyl hydroxyhomosildenafil, Hydroxyhomosildenafil-propoxyphenyl.

What is the molecular formula and molecular weight of Propoxyphenyl Homohydroxysildenafil?

Propoxyphenyl Homohydroxysildenafil has the molecular formula C24H34N6O5S and a molecular weight of 518.6 g/mol. Its IUPAC name is 5-[5-[4-(2-hydroxyethyl)piperazin-1-yl]sulfonyl-2-propoxyphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one.

What is Propoxyphenyl Homohydroxysildenafil used for?

Propoxyphenyl Homohydroxysildenafil 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 Propoxyphenyl Homohydroxysildenafil can I order?

We supply Propoxyphenyl Homohydroxysildenafil 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 Propoxyphenyl Homohydroxysildenafil?

Yes. Every lot of Propoxyphenyl Homohydroxysildenafil 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 Propoxyphenyl Homohydroxysildenafil be shipped internationally?

Yes. Propoxyphenyl Homohydroxysildenafil 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.