72302-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72302-63-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,3,0 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 72302-63:
(7*7)+(6*2)+(5*3)+(4*0)+(3*2)+(2*6)+(1*3)=97
97 % 10 = 7
So 72302-63-7 is a valid CAS Registry Number.