1274948-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1274948-43-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,4,9,4 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1274948-43:
(9*1)+(8*2)+(7*7)+(6*4)+(5*9)+(4*4)+(3*8)+(2*4)+(1*3)=194
194 % 10 = 4
So 1274948-43-4 is a valid CAS Registry Number.