1158643-93-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1158643-93-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,8,6,4 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1158643-93:
(9*1)+(8*1)+(7*5)+(6*8)+(5*6)+(4*4)+(3*3)+(2*9)+(1*3)=176
176 % 10 = 6
So 1158643-93-6 is a valid CAS Registry Number.