1054638-88-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1054638-88-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,4,6,3 and 8 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1054638-88:
(9*1)+(8*0)+(7*5)+(6*4)+(5*6)+(4*3)+(3*8)+(2*8)+(1*8)=158
158 % 10 = 8
So 1054638-88-8 is a valid CAS Registry Number.