758712-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 758712-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,8,7,1 and 2 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 758712-71:
(8*7)+(7*5)+(6*8)+(5*7)+(4*1)+(3*2)+(2*7)+(1*1)=199
199 % 10 = 9
So 758712-71-9 is a valid CAS Registry Number.