371209-78-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 371209-78-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,7,1,2,0 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 371209-78:
(8*3)+(7*7)+(6*1)+(5*2)+(4*0)+(3*9)+(2*7)+(1*8)=138
138 % 10 = 8
So 371209-78-8 is a valid CAS Registry Number.