1005647-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005647-11-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,6,4 and 7 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1005647-11:
(9*1)+(8*0)+(7*0)+(6*5)+(5*6)+(4*4)+(3*7)+(2*1)+(1*1)=109
109 % 10 = 9
So 1005647-11-9 is a valid CAS Registry Number.