37872-16-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37872-16-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,8,7 and 2 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 37872-16:
(7*3)+(6*7)+(5*8)+(4*7)+(3*2)+(2*1)+(1*6)=145
145 % 10 = 5
So 37872-16-5 is a valid CAS Registry Number.