334971-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 334971-68-5 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, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 334971-68:
(8*3)+(7*3)+(6*4)+(5*9)+(4*7)+(3*1)+(2*6)+(1*8)=165
165 % 10 = 5
So 334971-68-5 is a valid CAS Registry Number.