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330785-86-9

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330785-86-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 330785-86-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,7,8 and 5 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 330785-86:
(8*3)+(7*3)+(6*0)+(5*7)+(4*8)+(3*5)+(2*8)+(1*6)=149
149 % 10 = 9
So 330785-86-9 is a valid CAS Registry Number.

330785-86-9Relevant articles and documents

8-(3-Chloro-4-methoxybenzyl)-8H-pyrido[2,3-d]pyrimidin-7-one derivatives as potent and selective phosphodiesterase 5 inhibitors

Sakamoto, Toshiaki,Koga, Yuichi,Hikota, Masataka,Matsuki, Kenji,Mochida, Hideki,Kikkawa, Kohei,Fujishige, Kotomi,Kotera, Jun,Omori, Kenji,Morimoto, Hiroshi,Yamada, Koichiro

, p. 1431 - 1435 (2015/03/30)

A novel series of highly selective phosphodiesterase 5 (PDE5) inhibitors was found. 8H-Pyrido[2,3-d]pyrimidin-7-one derivatives bearing an (S)-2-(hydroxymethyl)pyrrolidin-1-yl group at the 2-position and a 3-chloro-4-methoxybenzyl group at the 8-position

PYRIDOPYRIMIDINE OR NAPHTHYRIDINE DERIVATIVE

-

Page/Page column 20, (2010/02/07)

A pyridopyrimidine or a naphthyridine derivative of the formula (I): wherein R1 is an optionally substituted nitrogen-containing heterocyclic group, etc.; R2 is H or a lower alkyl group; R3 is H or an optionally substitute

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