80558-61-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80558-61-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,5,5 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 80558-61:
(7*8)+(6*0)+(5*5)+(4*5)+(3*8)+(2*6)+(1*1)=138
138 % 10 = 8
So 80558-61-8 is a valid CAS Registry Number.
InChI:InChI=1/C22H30O5/c23-18(16-27-19-8-4-3-5-9-19)14-12-17-13-15-21(24)20(17)10-6-1-2-7-11-22(25)26/h3-5,8-9,12,14,17-18,20,23H,1-2,6-7,10-11,13,15-16H2,(H,25,26)/b14-12+/t17-,18+,20+/m0/s1