334971-50-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 334971-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,4,9,7 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 334971-50:
(8*3)+(7*3)+(6*4)+(5*9)+(4*7)+(3*1)+(2*5)+(1*0)=155
155 % 10 = 5
So 334971-50-5 is a valid CAS Registry Number.