Name | Pigment Yellow 188 |
Synonyms | 21094 P.Y.188 C.I. 21094 Yellow LBF Pigment Yellow 188 C.I.Pigment Yellow 188 Pigment -- Pigment Yellow 188 pigment yellow 188 ( used in offset ink ) PIGMENT YELLOW 188 ( USED IN OFFSET INK ) 2-[[3,3'-Dichloro-4'-[[1-(phenylcarbamoyl)acetonyl]azo]-4-biphenylyl]azo]-2',4'-acetoacetoxylidide Butanamide, 2-3,3-dichloro-4-1-(2,4-dimethylphenyl)aminocarbonyl-2-oxopropylazo1,1-biphenyl-4-ylazo-3-oxo-N-phenyl- 2-[[3,3'-dichloro-4'-[[1-[[(2,4-dimethylphenyl)amino]carbonyl]-2-oxopropyl]azo](1,1-biphenyl)4-yl]azo]-3-oxo-N-phenyl-Butanamide |
CAS | 23792-68-9 |
InChI | InChI=1/C34H30Cl2N6O4/c1-19-10-13-28(20(2)16-19)38-34(46)32(22(4)44)42-40-30-15-12-24(18-27(30)36)23-11-14-29(26(35)17-23)39-41-31(21(3)43)33(45)37-25-8-6-5-7-9-25/h5-18,31-32H,1-4H3,(H,37,45)(H,38,46) |
Molecular Formula | C34H30Cl2N6O4 |
Molar Mass | 657.55 |
Density | 1.32 |
Refractive Index | 1.64 |
Physical and Chemical Properties | hue or color: bright green yellow specific surface area/(m2/g):15(LBF) diffraction curve: |
Use | This variety is recommended as C.I. The modified product of pigment yellow 13 belongs to the mixed coupling of the yellow pigment, its chemical structure and application performance and C.I. Pigment Yellow 13 is similar and is mainly used for highly transparent offset printing inks. The pigment is treated with resin, so that it has good rheology and high color strength. |