X-ray structure analysis of iso-sildenafil (iso-viagra)

Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences

Volumn 54, Issue 10, 1999, Pages 1323-1326

  El Abadelah, Mustafa M ^a   Sabri, Salim S ^a   Khanfar, Monther A ^a   Voelter, Wolfgang ^b   Maichle Mössmer, Cäcilia ^b  

^a UNIVERSITY OF JORDAN   (Jordan)

^b UNIVERSITY OF TÜBINGEN   (Germany)

Author keywords

Cyclic guanosine monophosphate; iso viagra; Phosphodiesterase; Viagra; X ray data

Indexed keywords

CHEMISTRY;

ISO-VIAGRA; MONOPHOSPHATES; PHOSPHODIESTERASES; VIAGRA; X RAY DATA;

X RAYS;

EID: 0038936241     PISSN: 09320776     EISSN: None     Source Type: Journal    
DOI: 10.1515/znb-1999-1016     Document Type: Article

References (5)

1. IUPAC Name: 5-[2-Ethoxy-5-(4-methylpiperazin-1-ylsulfonyl)phenyl]-2-methyl-3-propyl-6,7- dihydro-2H-pyrazolo[4,3-d]pyrimidin-7-one.
2. N. K. Terrett, A. S. Bell, D. Brown, P. Ellis, Bioorg. Med. Chem. Lett. 6, 1819 (1996), and references therein.
3. The total synthesis and biodata of "iso-Viagra" (2) will be published separately.
4. G. M. Sheldrick, Acta Crystallogr. A46, 467(1990).
5. G. M. Sheldrick, SHELXL93, Program for Crystal Structure Refinement Universität Gottingen, Germany (1993).