70209-99-3 Usage
Flammability and Explosibility
Notclassified
Check Digit Verification of cas no
The CAS Registry Mumber 70209-99-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,2,0 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 70209-99:
(7*7)+(6*0)+(5*2)+(4*0)+(3*9)+(2*9)+(1*9)=113
113 % 10 = 3
So 70209-99-3 is a valid CAS Registry Number.
InChI:InChI=1/C23H16BrN3O9S2.2Na/c1-10(24)23(30)26-11-6-7-14(16(8-11)37(31,32)33)27-15-9-17(38(34,35)36)20(25)19-18(15)21(28)12-4-2-3-5-13(12)22(19)29;;/h2-9,27H,1,25H2,(H,26,30)(H,31,32,33)(H,34,35,36);;/q;2*+1/p-2