143834-58-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143834-58-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,8,3 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 143834-58:
(8*1)+(7*4)+(6*3)+(5*8)+(4*3)+(3*4)+(2*5)+(1*8)=136
136 % 10 = 6
So 143834-58-6 is a valid CAS Registry Number.