183268-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183268-73-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,2,6 and 8 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 183268-73:
(8*1)+(7*8)+(6*3)+(5*2)+(4*6)+(3*8)+(2*7)+(1*3)=157
157 % 10 = 7
So 183268-73-7 is a valid CAS Registry Number.