1071535-90-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1071535-90-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,1,5,3 and 5 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1071535-90:
(9*1)+(8*0)+(7*7)+(6*1)+(5*5)+(4*3)+(3*5)+(2*9)+(1*0)=134
134 % 10 = 4
So 1071535-90-4 is a valid CAS Registry Number.