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269731-39-7

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269731-39-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 269731-39-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,9,7,3 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 269731-39:
(8*2)+(7*6)+(6*9)+(5*7)+(4*3)+(3*1)+(2*3)+(1*9)=177
177 % 10 = 7
So 269731-39-7 is a valid CAS Registry Number.

269731-39-7Downstream Products

269731-39-7Relevant articles and documents

N-3-substituted imidazoquinazolinones: Potent and selective PDE5 inhibitors as potential agents for treatment of erectile dysfunction

Rotella, David P.,Sun, Zhong,Zhu, Yeheng,Krupinski, John,Pongrac, Ronald,Seliger, Laurie,Normandin, Diane,Macor, John E.

, p. 1257 - 1263 (2007/10/03)

Phosphodiesterase type 5 (PDE5) inhibitors with improved PDE isozyme selectivity relative to sildenafil may result in agents for the treatment of male erectile dysfunction (MED) with a lower incidence of PDE-associated adverse effects. This paper describe

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