80819-15-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80819-15-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,8,1 and 9 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 80819-15:
(7*8)+(6*0)+(5*8)+(4*1)+(3*9)+(2*1)+(1*5)=134
134 % 10 = 4
So 80819-15-4 is a valid CAS Registry Number.
80819-15-4Relevant articles and documents
Cephalosporin derivatives
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, (2008/06/13)
There is presented compounds of the formula STR1 wherein X represents the 1,2,5,6-tetrahydro-2-methyl- 5,6-dioxo-as-triazin-3-yl group or its corresponding tautomeric form, the 2,5-dihydro-6-hydroxy-2-methyl-5-oxo-as-triazin-3-yl group, and the readily hy
