388632-19-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 388632-19-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,8,6,3 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 388632-19:
(8*3)+(7*8)+(6*8)+(5*6)+(4*3)+(3*2)+(2*1)+(1*9)=187
187 % 10 = 7
So 388632-19-7 is a valid CAS Registry Number.