80171-57-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80171-57-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,1,7 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 80171-57:
(7*8)+(6*0)+(5*1)+(4*7)+(3*1)+(2*5)+(1*7)=109
109 % 10 = 9
So 80171-57-9 is a valid CAS Registry Number.
InChI:InChI=1/C16H24N2O3.C2H2O4/c1-2-20-13-14-7-3-4-8-15(14)17-16(19)21-12-11-18-9-5-6-10-18;3-1(4)2(5)6/h3-4,7-8H,2,5-6,9-13H2,1H3,(H,17,19);(H,3,4)(H,5,6)