1987078-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1987078-64-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,8,7,0,7 and 8 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1987078-64:
(9*1)+(8*9)+(7*8)+(6*7)+(5*0)+(4*7)+(3*8)+(2*6)+(1*4)=247
247 % 10 = 7
So 1987078-64-7 is a valid CAS Registry Number.