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118869-56-0

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118869-56-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118869-56-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,8,6 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 118869-56:
(8*1)+(7*1)+(6*8)+(5*8)+(4*6)+(3*9)+(2*5)+(1*6)=170
170 % 10 = 0
So 118869-56-0 is a valid CAS Registry Number.

118869-56-0Relevant 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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