956722-15-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 956722-15-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,6,7,2 and 2 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 956722-15:
(8*9)+(7*5)+(6*6)+(5*7)+(4*2)+(3*2)+(2*1)+(1*5)=199
199 % 10 = 9
So 956722-15-9 is a valid CAS Registry Number.