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Homo Sildenafil

Also known as: 5-[2-Ethoxy-5-[(4-ethyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one, Sildenafil N-Ethyl Analog, Sildenafil Impurity R, Sildenafil Impurity 24, Homosildenafil, UNII-0Z3JH0S0QK, 5-[2-ethoxy-5-(4-ethylpiperazine-1-yl-sulphonyl)phenyl]-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one

Homo Sildenafil (CAS 642928-07-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C23H32N6O4S and a molecular weight of 488.603 g/mol. Key properties include a melting point of 200-202ºC and a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
642928-07-2
Jingsj CID
J-1975890-8
Molecular Formula
C23H32N6O4S
Molecular Weight
488.603 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point200-202ºC
Density1.4±0.1 g/cm3
Exact Mass488.220581
PSA121.80000
LogP2.80
Refractive Index1.656
Storage Conditions-20 °C

Activity & Biological Data

Additional Information[1]. Jackie D Corbin, et al. Vardenafil: Structural Basis for Higher Potency Over Sildenafil in Inhibiting cGMP-specific phosphodiesterase-5 (PDE5). Neurochem Int. 2004 Nov;45(6):859-63.

Frequently Asked Questions

What is the CAS number of Homo Sildenafil?

The CAS number of Homo Sildenafil is 642928-07-2.

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

Homo Sildenafil has molecular formula C23H32N6O4S and molecular weight 488.603 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Homo Sildenafil (CAS 642928-07-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975890-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.