291510-50-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 291510-50-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,1,5,1 and 0 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 291510-50:
(8*2)+(7*9)+(6*1)+(5*5)+(4*1)+(3*0)+(2*5)+(1*0)=124
124 % 10 = 4
So 291510-50-4 is a valid CAS Registry Number.
291510-50-4Relevant articles and documents
Piperazine derivatives and process for the preparation thereof
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, (2008/06/13)
The present invention relates to a novel compound of the general formula (I) and its pharmaceutically acceptable acid addition salt, and process for the preparation thereof, which have strong antimumor activities and very low toxicity. wherein R1 /s