133978-89-9 Usage
Uses
4-[bis[4-(diethylamino)phenyl]methyl]-1,3-Benzenedisulfonic acid disodium salt is a dye and has been used in the spectrophotometric determination of hydrogen peroxide.
Check Digit Verification of cas no
The CAS Registry Mumber 133978-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,9,7 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133978-89:
(8*1)+(7*3)+(6*3)+(5*9)+(4*7)+(3*8)+(2*8)+(1*9)=169
169 % 10 = 9
So 133978-89-9 is a valid CAS Registry Number.
InChI:InChI=1/C27H34N2O6S2.Na/c1-5-28(6-2)22-13-9-20(10-14-22)27(21-11-15-23(16-12-21)29(7-3)8-4)25-18-17-24(36(30,31)32)19-26(25)37(33,34)35;/h9-19,27H,5-8H2,1-4H3,(H,30,31,32)(H,33,34,35);