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Sildenafil EP Impurity F (N-Desmethyl Sildenafil)

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COA COO

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Sildenafil EP Impurity F (N-Desmethyl Sildenafil)

Impurity

CAS Number

139755-82-1

Molecular Formula

C21H28N6O4S

Product format

Neat

Molecular Weight

460.55

Storage

+5°C

Shipping

Room Temperature

API Family

Sildenafil Citrate

Synonyms

1-[[3-(4, 7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4, 3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]piperazine, Desmethylsildenafil, Sildenafil Citrate Impurity F (EP) and Sildenafil Impurity F (EP)

Smiles

CCCc1nn(C)c2C(=O)NC(=Nc12)c3cc(ccc3OCC)S(=O)(=O)N4CCNCC4

Iupac Name

5-(2-ethoxy-5-piperazin-1-ylsulfonylphenyl)-1-methyl-3-propyl-6H-pyrazolo[4 and 3-d]pyrimidin-7-one

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COA COO

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Available products

Pack Size SKU
Category Expected Delivery Price Quantity
5mg
CE4493.16-5MG

In Stock(Pending QC - 1-2 weeks)

10mg
CE4493.16-10MG

In Stock(Pending QC - 1-2 weeks)

25mg
CE4493.16-25MG

In Stock(Pending QC - 1-2 weeks)

50mg
CE4493.16-50MG

In Stock(Pending QC - 1-2 weeks)

100mg
CE4493.16-100MG

In Stock(Pending QC - 1-2 weeks)

25mg
CD4493.16-25MG

In Stock(Pending QC - 2-3 weeks)

100mg
CD4493.16-4X25MG

In Stock(Pending QC - 2-3 weeks)

25mg
CB4493.16-25MG

In Stock(Pending QC - 2-3 weeks)

100mg
CB4493.16-4X25MG

In Stock(Pending QC - 2-3 weeks)

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Product Type

Impurity

Our Impurity Characterized Standards portfolio comprises more than 5,000 compounds accompanied by a comprehensive CoA which can be found in 3 product categories that include a set of different analytical techniques for determining Identity and Purity.

API

We have designed a range of primary API standards manufactured according to international regulations that come with the most extensive Certificate of Analysis which includes Identity checks by several techniques.

Excipient

Excipients standards comes with a detailed Certificate of Analysis with Identity, Purity and Assay data. They are also suitable for use with non-compendial analytical methods.

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Synthesis

We offer tailor-made synthesis services of up to gram-quantities of materials for a wide range of pharmaceutical customers. The customer can order a specific molecule that is only synthesized on your request on the scale, with the purity and with the specification or methods you require.

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