Zaprinast

DB20746ExperimentalSmall molecule

Zaprinast is a small molecule drug. Zaprinast has a monoisotopic molecular weight of 271.11 Da.

Chemical structure of Zaprinast
Formula / weight
C13H13N5O2 · 271.28 g/mol (avg)
Code names
M&B-22948 · NSC-757885

Resolves to

Compound
UNIIGXT25D5DS0CAS37762-06-4ChEMBLCHEMBL28079ChEBI748089PubChem135399235
Structure
InChIKeyREZGGXNDEMKIQB-UHFFFAOYSA-NSMILESCCCOC1=CC=CC=C1C1=NC2=C(N=NN2)C(=O)N1
Targets
Q08499PDE4DO76074PDE5A

What you can answer from here — as of September 23, 2026

2Protein targetsEach mapped to UniProt, with action and pharmacological action
Listed above
7+ReferencesStructured and connected to the statements they support
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