Name | Pigment Permanent Orange G |
Synonyms | C.I. 21110 FAST ORANGE G benzidineorange Benzidine orange PYRAZOLONE ORANGE PIGMENT ORANGE 13 benzidineorange45-2850 C.I. Pigment Orange 13 Pigment Orange 13 (21110) Pigment Permanent Orange G 4-dihydro-5-methyl-2-phenyl- atulvulcanfastpigmentorangeg 4,4-[(3,3-Dichloro[1,1-biphenyl]-4,4-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one] 4,4-[(3,3-dichlorobiphenyl-4,4-diyl)di(E)diazene-2,1-diyl]bis(5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one) (4E,4E)-4,4-[(3,3-dichlorobiphenyl-4,4-diyl)di(1E)hydrazin-2-yl-1-ylidene]bis(5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one) |
CAS | 3520-72-7 |
EINECS | 222-530-3 |
InChI | InChI=1/C32H24Cl2N8O2/c1-19-29(31(43)41(39-19)23-9-5-3-6-10-23)37-35-27-15-13-21(17-25(27)33)22-14-16-28(26(34)18-22)36-38-30-20(2)40-42(32(30)44)24-11-7-4-8-12-24/h3-18,29-30H,1-2H3/b37-35+,38-36+ |
Molecular Formula | C32H24Cl2N8O2 |
Molar Mass | 623.49 |
Density | 1.42g/cm3 |
Boling Point | 825.5°C at 760 mmHg |
Flash Point | 453.1°C |
Vapor Presure | 2.19E-27mmHg at 25°C |
pKa | 1.55±0.70(Predicted) |
Storage Condition | Room Temprature |
Refractive Index | 1.714 |
MDL | MFCD00059727 |
Physical and Chemical Properties | Yellow-orange powder. Insoluble in water. Physique light, soft and delicate, strong coloring, good fastness. solubility: insoluble in water; Blue red solution in concentrated sulfuric acid, diluted to Red Orange precipitation; Brown in concentrated nitric acid. hue or color: red orange relative density: 1.31-1.60 Bulk density/(lb/gal):10.9-13.36 melting point/℃:322-332 average particle size/μm:0.09 particle shape: Cube specific surface area/(m2/g):12-42 pH value/(10% slurry) 3.2-7.0 oil absorption/(g/100g):28-85 hiding power: translucent diffraction curve: reflectance curve: yellow-orange powder. Insoluble in water. Physique light, soft and delicate, strong coloring, good fastness. |
Use | For printing ink, plastic, rubber, paint printing paste and cultural supplies coloring there are 92 kinds of commercial formulations of the pigment, the color light is similar to pigment orange 34, the translucent specific surface area is 35-40 m2/g(Irgalite Orange D specific surface area is 39 m2/g); Plastic PVC coloring is not recommended due to migration; Vulcanization resistance and migration resistance in natural rubber, therefore, it is suitable for rubber coloring; Detergent resistance, good water resistance, used for swimming articles, sponge, viscose fiber pulp, packaging ink and metal decorative paint coloring, heat resistant (200 ℃). The rubber industry. |
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
Toxicity | LD50 oral in rat: > 5gm/kg |
Raw Materials | 3,3-Dichlorobenzidine Sodium hydroxide Sulfonated castor oil Sodium nitrite Hydrochloric acid |