37972-44-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37972-44-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,9,7 and 2 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 37972-44:
(7*3)+(6*7)+(5*9)+(4*7)+(3*2)+(2*4)+(1*4)=154
154 % 10 = 4
So 37972-44-4 is a valid CAS Registry Number.