42882-67-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42882-67-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,8 and 2 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 42882-67:
(7*4)+(6*2)+(5*8)+(4*8)+(3*2)+(2*6)+(1*7)=137
137 % 10 = 7
So 42882-67-7 is a valid CAS Registry Number.
InChI:InChI=1/C20H30N2O3.C4H4O4/c1-2-25-20(24)22-12-10-21(11-13-22)15-19(23)18-9-8-16-6-4-3-5-7-17(16)14-18;5-3(6)1-2-4(7)8/h8-9,14,19,23H,2-7,10-13,15H2,1H3;1-2H,(H,5,6)(H,7,8)/b;2-1+