80428-15-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80428-15-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,4,2 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 80428-15:
(7*8)+(6*0)+(5*4)+(4*2)+(3*8)+(2*1)+(1*5)=115
115 % 10 = 5
So 80428-15-5 is a valid CAS Registry Number.
InChI:InChI=1/C21H25NO4.C6H8O7/c1-3-22(4-2)14-15-24-21(23)20-19(16-10-6-5-7-11-16)25-17-12-8-9-13-18(17)26-20;7-2-6(4(10)11,5(12)13)1-3(8)9/h5-13,19-20H,3-4,14-15H2,1-2H3;7H,1-2H2,(H,8,9)(H,10,11)(H,12,13)/t19-,20+;/m0./s1