741630-07-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 741630-07-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,1,6,3 and 0 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 741630-07:
(8*7)+(7*4)+(6*1)+(5*6)+(4*3)+(3*0)+(2*0)+(1*7)=139
139 % 10 = 9
So 741630-07-9 is a valid CAS Registry Number.