1567653-71-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1567653-71-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,6,7,6,5 and 3 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1567653-71:
(9*1)+(8*5)+(7*6)+(6*7)+(5*6)+(4*5)+(3*3)+(2*7)+(1*1)=207
207 % 10 = 7
So 1567653-71-7 is a valid CAS Registry Number.