40730-67-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40730-67-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,7,3 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 40730-67:
(7*4)+(6*0)+(5*7)+(4*3)+(3*0)+(2*6)+(1*7)=94
94 % 10 = 4
So 40730-67-4 is a valid CAS Registry Number.