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121102-98-5

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121102-98-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121102-98-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,1,0 and 2 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 121102-98:
(8*1)+(7*2)+(6*1)+(5*1)+(4*0)+(3*2)+(2*9)+(1*8)=65
65 % 10 = 5
So 121102-98-5 is a valid CAS Registry Number.

121102-98-5Downstream Products

121102-98-5Relevant articles and documents

Cephalosporin compound and pharmaceutical composition thereof

-

, (2008/06/13)

Cephalosporin compounds represented by the general formula (I): STR1 wherein R1 and R5 independently represent a hydrogen atom or a protective group for an amino group; R2 represents an alkyl group or a cycloalkyl group; R

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