148297-90-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148297-90-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,2,9 and 7 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 148297-90:
(8*1)+(7*4)+(6*8)+(5*2)+(4*9)+(3*7)+(2*9)+(1*0)=169
169 % 10 = 9
So 148297-90-9 is a valid CAS Registry Number.