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631090-46-5

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631090-46-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 631090-46-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,1,0,9 and 0 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 631090-46:
(8*6)+(7*3)+(6*1)+(5*0)+(4*9)+(3*0)+(2*4)+(1*6)=125
125 % 10 = 5
So 631090-46-5 is a valid CAS Registry Number.

631090-46-5Downstream Products

631090-46-5Relevant articles and documents

Synthesis and cytotoxicity of novel 20-O-linked homocamptothecin ester derivatives as potent topoisomerase I inhibitors

Li, Di-Zao,Wang, Cun-Ying,Liu, Rui-Hua,Wang, Yan-Ming,Ji, Teng-Fei,Li, Yu-Rong,Pan, Xian-Dao

, p. 1179 - 1188 (2014/01/06)

In an attempt to improve the antitumor activity of homocamptothecins (hCPTs), a series of novel 20-O-linked hCPT ester derivatives were first designed and synthesized based on a synthetic route, by which hCPTs are acylated with different substituted pheno

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