Name | xylenol orange |
Synonyms | xylenol orange Xylenol Orange disodium salt o-Cresolsulfonphthaleindi-(methyl-iminodiacetic acid) o-cresolsulphonephthalein-6,6-di(methylaminodiacetic acid) 2,2',2'',2'''-{(1,1-dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis[(6-hydroxy-5-methylbenzene-3,1-diyl)methanediylnitrilo]}tetraacetic acid 2-[[5-[3-[3-[(bis(1-hydroperoxyvinyl)amino)methyl]-4-hydroxy-5-methyl-phenyl]-1,1-dioxo-benzo[c]oxathiol-3-yl]-2-hydroxy-3-methyl-phenyl]methyl-(carboxymethyl)amino]acetic acid |
CAS | 1611-35-4 |
EINECS | 216-553-8 |
InChI | InChI=1/C31H32N2O13S/c1-17-9-23(11-21(29(17)38)13-32(15-27(34)35)16-28(36)37)31(25-7-5-6-8-26(25)47(42,43)46-31)24-10-18(2)30(39)22(12-24)14-33(19(3)44-40)20(4)45-41/h5-12,38-41H,3-4,13-16H2,1-2H3,(H,34,35)(H,36,37) |
Molecular Formula | C31H32N2O13S.xNa |
Density | 1.534g/cm3 |
Melting Point | 222℃ |
Boling Point | 919.3°C at 760 mmHg |
Flash Point | 509.8°C |
Vapor Presure | 0mmHg at 25°C |
Storage Condition | RT, dark |
Refractive Index | 1.674 |
MDL | MFCD00044293 |
Use | Used as acid-base indicator and determination of bismuth, thorium, lead, cobalt, copper, iron, aluminum complexation indicator |