37934-20-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37934-20-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,9,3 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 37934-20:
(7*3)+(6*7)+(5*9)+(4*3)+(3*4)+(2*2)+(1*0)=136
136 % 10 = 6
So 37934-20-6 is a valid CAS Registry Number.