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124705-61-9

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124705-61-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 124705-61-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,7,0 and 5 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 124705-61:
(8*1)+(7*2)+(6*4)+(5*7)+(4*0)+(3*5)+(2*6)+(1*1)=109
109 % 10 = 9
So 124705-61-9 is a valid CAS Registry Number.

124705-61-9Relevant articles and documents

Epipodophyllotoxin glucoside lactam derivatives

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, (2008/06/13)

Novel antitumor epipodophyllotoxin glucoside lactam derivatives are prepared by first converting the lactone ring of the parent compound to the open-chain trans-hydroxy hydrazide, condensing the hydrazide with a carbonyl compound to form the corresponding hydrazone, and finally cyclizing the trans-hydroxy hydrazone using diethylazodicarboxylate and triphenylphosphine.

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