756527-22-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 756527-22-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,6,5,2 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 756527-22:
(8*7)+(7*5)+(6*6)+(5*5)+(4*2)+(3*7)+(2*2)+(1*2)=187
187 % 10 = 7
So 756527-22-7 is a valid CAS Registry Number.