127136-78-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127136-78-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,1,3 and 6 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 127136-78:
(8*1)+(7*2)+(6*7)+(5*1)+(4*3)+(3*6)+(2*7)+(1*8)=121
121 % 10 = 1
So 127136-78-1 is a valid CAS Registry Number.