112638-87-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112638-87-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,6,3 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 112638-87:
(8*1)+(7*1)+(6*2)+(5*6)+(4*3)+(3*8)+(2*8)+(1*7)=116
116 % 10 = 6
So 112638-87-6 is a valid CAS Registry Number.