386739-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 386739-97-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,6,7,3 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 386739-97:
(8*3)+(7*8)+(6*6)+(5*7)+(4*3)+(3*9)+(2*9)+(1*7)=215
215 % 10 = 5
So 386739-97-5 is a valid CAS Registry Number.