72968-81-1 Usage
Flammability and Explosibility
Nonflammable
Check Digit Verification of cas no
The CAS Registry Mumber 72968-81-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,9,6 and 8 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 72968-81:
(7*7)+(6*2)+(5*9)+(4*6)+(3*8)+(2*8)+(1*1)=171
171 % 10 = 1
So 72968-81-1 is a valid CAS Registry Number.
InChI:InChI=1/C35H26N6O11S3.2Na/c1-22-2-13-28(14-3-22)55(50,51)52-27-11-8-25(9-12-27)38-40-33-19-18-32(30-16-15-29(21-31(30)33)53(44,45)46)39-37-24-6-4-23(5-7-24)36-34-17-10-26(41(42)43)20-35(34)54(47,48)49;;/h2-21,36H,1H3,(H,44,45,46)(H,47,48,49);;/q;2*+1/p-2/b39-37+,40-38+;;