51142-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51142-87-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,1,4 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 51142-87:
(7*5)+(6*1)+(5*1)+(4*4)+(3*2)+(2*8)+(1*7)=91
91 % 10 = 1
So 51142-87-1 is a valid CAS Registry Number.
InChI:InChI=1/Na.O.Ti/q+1;-2;+4