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Hydroxyhomosildenafil

Also known as: Lodenafil, 5-[2-ethoxy-5-[[4-(2-hydroxyethyl)-1-piperazinyl]sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[4-(2-hydroxyethyl)piperazin-1-yl]sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one, 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[[4-(2-hydroxyethyl)-1-piperazinyl]sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-, Hydroxyhomosildenafil Solution, 100μg/mL

Hydroxyhomosildenafil (CAS 139755-85-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C23H32N6O5S and a molecular weight of 504.60200 g/mol. Key properties include a melting point of 183-185 °C, a boiling point of 730.6ºC at 760 mmHg, a density of 1.42g/cm3 and a flash point of 395.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
139755-85-4
Jingsj CID
J-1385322-0
Molecular Formula
C23H32N6O5S
Molecular Weight
504.60200 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point183-185 °C
Boiling Point730.6ºC at 760 mmHg
Density1.42g/cm3
Flash Point395.7ºC
Exact Mass504.21500
PSA142.03000
LogP1.93000
Vapor Pressure2.08E-22mmHg at 25°C
Refractive Index1.667

Activity & Biological Data

TargetPDE5
Additional Information[1]. Toque HA, et al. Pharmacological characterization of a novel phosphodiesterase type 5 (PDE5) inhibitor lodenafil carbonate on human and rabbit corpus cavernosum. Eur J Pharmacol. 2008 Sep 4;591(1-3):189-95.

Frequently Asked Questions

What is the CAS number of Hydroxyhomosildenafil?

The CAS number of Hydroxyhomosildenafil is 139755-85-4.

What are the molecular formula and molecular weight of Hydroxyhomosildenafil?

Hydroxyhomosildenafil has molecular formula C23H32N6O5S and molecular weight 504.60200 g/mol.

What are the upstream and downstream products of Hydroxyhomosildenafil?

For Hydroxyhomosildenafil, Upstream Products: 1-(2-Hydroxyethyl)piperazine, 4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzene-1-sulfonyl chloride, 2-Ethoxybenzoyl chloride.

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

Last updated:

How to cite: Jingsj. "Hydroxyhomosildenafil (CAS 139755-85-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1385322-0 (accessed 2026-11-09).

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