148638-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148638-09-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,6,3 and 8 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 148638-09:
(8*1)+(7*4)+(6*8)+(5*6)+(4*3)+(3*8)+(2*0)+(1*9)=159
159 % 10 = 9
So 148638-09-9 is a valid CAS Registry Number.