56451-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56451-37-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,4,5 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 56451-37:
(7*5)+(6*6)+(5*4)+(4*5)+(3*1)+(2*3)+(1*7)=127
127 % 10 = 7
So 56451-37-7 is a valid CAS Registry Number.