Technical Information Formal Name 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one CAS Number 139755-83-2 Molecular Formula C22H30N6O4S Formula Weight 474.6 Purity ≥98% Formulation (Request formulation change) A crystalline solid Solubility (Learn about Variance in Solubility) DMF: 5 mgml DMSO: 10 mgml DMSO:PBS (pH 7.2)(1:5): 0.15 mgml λmax 212, 294 nm SMILES O=S(N1CCN(C)CC1)(C2=CC(C(NC3=C4N(C)N=C3CCC)=NC4=O)=C(OCC)C=C2)=O InChi Code InChI=1SC22H30N6O4Sc1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30,31)28-12-10-26(3)11-13-28h8-9,14H,5-7,10-13H2,1-4H3,(H,23,24,29) InChi Key BNRNXUUZRGQAQC-UHFFFAOYSA-N Shipping & Storage Information Storage -20°C Shipping Room Temperature in continental US; may vary elsewhere Stability ≥ 4 years