142469-76-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142469-76-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,6 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 142469-76:
(8*1)+(7*4)+(6*2)+(5*4)+(4*6)+(3*9)+(2*7)+(1*6)=139
139 % 10 = 9
So 142469-76-9 is a valid CAS Registry Number.
InChI:InChI=1/C19H24N2.C4H4O4/c1-20(15-17-9-4-2-5-10-17)16-19-13-8-14-21(19)18-11-6-3-7-12-18;5-3(6)1-2-4(7)8/h2-7,9-12,19H,8,13-16H2,1H3;1-2H,(H,5,6)(H,7,8)/b;2-1+