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454486-81-8

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454486-81-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 454486-81-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,4,4,8 and 6 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 454486-81:
(8*4)+(7*5)+(6*4)+(5*4)+(4*8)+(3*6)+(2*8)+(1*1)=178
178 % 10 = 8
So 454486-81-8 is a valid CAS Registry Number.

454486-81-8Downstream Products

454486-81-8Relevant 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

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