1376646-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1376646-05-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,6,6,4 and 6 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1376646-05:
(9*1)+(8*3)+(7*7)+(6*6)+(5*6)+(4*4)+(3*6)+(2*0)+(1*5)=187
187 % 10 = 7
So 1376646-05-7 is a valid CAS Registry Number.