1004643-35-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1004643-35-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,4,6,4 and 3 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1004643-35:
(9*1)+(8*0)+(7*0)+(6*4)+(5*6)+(4*4)+(3*3)+(2*3)+(1*5)=99
99 % 10 = 9
So 1004643-35-9 is a valid CAS Registry Number.