2085-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2085-42-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,0,8 and 5 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 2085-42:
(6*2)+(5*0)+(4*8)+(3*5)+(2*4)+(1*2)=69
69 % 10 = 9
So 2085-42-9 is a valid CAS Registry Number.
InChI:InChI=1/C16H23NO2.C6H8O7/c1-3-19-15(18)16(14-8-5-4-6-9-14)10-7-12-17(2)13-11-16;7-3(8)1-6(13,5(11)12)2-4(9)10/h4-6,8-9H,3,7,10-13H2,1-2H3;13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)/p-3