20072-28-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20072-28-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,0,7 and 2 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20072-28:
(7*2)+(6*0)+(5*0)+(4*7)+(3*2)+(2*2)+(1*8)=60
60 % 10 = 0
So 20072-28-0 is a valid CAS Registry Number.
InChI:InChI=1/C22H20N2O7/c1-9-18-12(14(21(28)30-2)8-31-22(18)29)6-15-19-13(7-16(23-15)20(26)27)11-5-10(25)3-4-17(11)24(9)19/h3-5,7-9,12,18,22,25,29H,6H2,1-2H3,(H,26,27)/t9-,12-,18-,22+/m1/s1