1139773-78-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1139773-78-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,9,7,7 and 3 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1139773-78:
(9*1)+(8*1)+(7*3)+(6*9)+(5*7)+(4*7)+(3*3)+(2*7)+(1*8)=186
186 % 10 = 6
So 1139773-78-6 is a valid CAS Registry Number.