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74458-01-8

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74458-01-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74458-01-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,5 and 8 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 74458-01:
(7*7)+(6*4)+(5*4)+(4*5)+(3*8)+(2*0)+(1*1)=138
138 % 10 = 8
So 74458-01-8 is a valid CAS Registry Number.

74458-01-8Relevant articles and documents

SYNTHESIS OF THE PYRROLOPYRIMIDINE C-NUCLEOSIDE ISOSTERE OF INOSINE

Lim, Mu-Ill,Klein, Robert S.,Fox, Jack J.

, p. 1013 - 1016 (2007/10/02)

The synthesis of "9-deazainosine", a new C-nucleoside analog of inosine and of formycin B is described.It involves conversion of a ribosylated 3-amino-2-carboalkoxypyrrole intermediate to the desired pyrrolopyrimidine system.

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