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129780-84-3

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129780-84-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129780-84-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,7,8 and 0 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 129780-84:
(8*1)+(7*2)+(6*9)+(5*7)+(4*8)+(3*0)+(2*8)+(1*4)=163
163 % 10 = 3
So 129780-84-3 is a valid CAS Registry Number.

129780-84-3Downstream Products

129780-84-3Relevant articles and documents

Synthesis and biological activity of the 2-desamino and 2-desamino-2-methyl analogues of aminopterin and methotrexate

Rosowsky,Forsch,Moran,Freisheim

, p. 227 - 234 (2007/10/02)

The previously undescribed 2-desamino and 2-desamino-2-methyl analogues of aminopterin (AMT) and methotrexate (MTX) were synthesized from 2-amino-5-(chloromethyl)pyrazine-3- carbonitrile. The AMT analogues were obtained via a three-step sequence consistin

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