5280-69-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5280-69-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,2,8 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 5280-69:
(6*5)+(5*2)+(4*8)+(3*0)+(2*6)+(1*9)=93
93 % 10 = 3
So 5280-69-3 is a valid CAS Registry Number.
InChI:InChI=1/2C16H14N4O7S.Ba/c2*1-10(21)15(16(22)17-11-5-3-2-4-6-11)19-18-13-8-7-12(28(25,26)27)9-14(13)20(23)24;/h2*2-9,15H,1H3,(H,17,22)(H,25,26,27);/q;;+2/p-2