157302-54-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157302-54-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,3,0 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 157302-54:
(8*1)+(7*5)+(6*7)+(5*3)+(4*0)+(3*2)+(2*5)+(1*4)=120
120 % 10 = 0
So 157302-54-0 is a valid CAS Registry Number.