143677-67-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143677-67-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,6,7 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 143677-67:
(8*1)+(7*4)+(6*3)+(5*6)+(4*7)+(3*7)+(2*6)+(1*7)=152
152 % 10 = 2
So 143677-67-2 is a valid CAS Registry Number.