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689260-01-3

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689260-01-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 689260-01-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,9,2,6 and 0 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 689260-01:
(8*6)+(7*8)+(6*9)+(5*2)+(4*6)+(3*0)+(2*0)+(1*1)=193
193 % 10 = 3
So 689260-01-3 is a valid CAS Registry Number.

689260-01-3Relevant articles and documents

Antitumor agents. Part 232: Synthesis of cyclosulfite podophyllotoxin analogues as novel prototype antitumor agents

Xiao, Zhiyan,Han, Shiqing,Bastow, Kenneth F.,Lee, Kuo-Hsiung

, p. 1581 - 1584 (2004)

An 11,13-O,O′-cyclosulfite GL-331 analogue (7) was synthesized in six steps from podophyllotoxin and evaluated as a potential antitumor agent. Compound 7 was significantly cytotoxic against human tumor cell lines, but showed no inhibition against human DN

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