Sildenafil Amino Amide Impurity

Name: Sildenafil Amino Amide Impurity
Brand: Vaqora Chemicals
SKU: VQ-023746

About Sildenafil Amino Amide Impurity

Sildenafil Amino Amide Impurity (CAS 139756-02-8) is an impurity of Sildenafil offered by Vaqora Chemicals. Its molecular formula is C8H14N4O and its molecular weight is 182.22 g/mol. Systematically, it is named 4-amino-1-methyl-3-propylpyrazole-5-carboxamide. Common synonyms include Sildenafil Amine Impurity and Sildenafil Impurity 3.

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. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Sildenafil 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.

Vaqora Chemicals supplies Sildenafil Amino Amide Impurity in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports 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	Sildenafil Amino Amide Impurity
Catalogue No.	VQ-023746
CAS Number	139756-02-8
IUPAC name	4-amino-1-methyl-3-propylpyrazole-5-carboxamide
Molecular formula	C₈H₁₄N₄O
Molecular weight	182.22 g/mol
Exact mass	182.1168
Grade	Reference Standard
HSN code	38229090
InChIKey	PZMXDLWWQHYXGY-UHFFFAOYSA-N
SMILES	CCCC1=NN(C(=C1N)C(=O)N)C
PubChem CID	3338044

Physical properties
Physical form	Solid
LogP (XLogP3)	0.5
H-bond donors / acceptors	2 / 3
TPSA	86.9 Å²
Synonyms	Sildenafil Amine Impurity, 4-amino-1-methyl-3-propyl-1H-pyrazole-5-carboxamide, 4-amino-1-methyl-3-N-propyl-1H-pyrazole-5-carboxamide, 4-Amino-1-methyl-3-n-propyl-5-pyrazolecarboxamide, 1H-Pyrazole-5-carboxamide, 4-amino-1-methyl-3-propyl-, 4-amino-2-methyl-5-propylpyrazole-3-carboxamide, 4-Amino-1-methyl-3-propylpyrazole-5-formylamine, 4-amino-1-methyl-3-n-propylpyrazole-5-carboxamide, 3-n-propyl-4-amino-5-carboxamido-N-methylpyrazole, Sildenafil Impurity 3, 4-amino-2-methyl-5-propyl-pyrazole-3-carboxamide, 4-Amino-2-methyl-5-propyl-2H-pyrazole-3-carboxylic acid amide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 Sildenafil Amino Amide Impurity?

The CAS Registry Number of Sildenafil Amino Amide Impurity is 139756-02-8. It is also known as Sildenafil Amine Impurity, 4-amino-1-methyl-3-propyl-1H-pyrazole-5-carboxamide, 4-amino-1-methyl-3-N-propyl-1H-pyrazole-5-carboxamide.

What is the molecular formula and molecular weight of Sildenafil Amino Amide Impurity?

Sildenafil Amino Amide Impurity has the molecular formula C8H14N4O and a molecular weight of 182.22 g/mol. Its IUPAC name is 4-amino-1-methyl-3-propylpyrazole-5-carboxamide.

What is Sildenafil Amino Amide Impurity used for?

Sildenafil Amino Amide Impurity 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 Sildenafil Amino Amide Impurity can I order?

We supply Sildenafil Amino Amide Impurity 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 Sildenafil Amino Amide Impurity?

Yes. Every lot of Sildenafil Amino Amide Impurity 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 Sildenafil Amino Amide Impurity be shipped internationally?

Yes. Sildenafil Amino Amide Impurity 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.