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| Vat Orange 3 Basic information |
Product Name: | Vat Orange 3 | Synonyms: | Helanthrene Orange RK;Indanthren Brilliant Orange RK;Trianthrene Brilliant Orange RK.;Indanthrene Brilliant Orange RK;Threne Brilliant Orange RK;4,10-Dibromonaphtho[7,8,1,2,3-nopqr]tetraphene-6,12-dione;Vat orange 3 (C.I. 59300);Vat Orange 3 | CAS: | 4378-61-4 | MF: | C22H8Br2O2 | MW: | 464.11 | EINECS: | 224-481-3 | Product Categories: | | Mol File: | 4378-61-4.mol | ![Vat Orange 3 Structure](CAS/GIF/4378-61-4.gif) |
| Vat Orange 3 Chemical Properties |
| Vat Orange 3 Usage And Synthesis |
Synthesis | 4,10-Dibromoanthanthrone,
Indanthren Brilliant Orange RK,
is prepared from 1,1'-binaphthyl-8,8'-
dicarboxylic acid in sulfuric acid monohydrate
at 35 ?C, followed by bromination in the presence
of iodine . It is also used as a
pigment. | Properties and Applications |
TEST ITEMS
|
SPECIFICATION
|
APPEARANCE
|
RED TO ORANGE POWDER
|
SHADE
|
YELLOISH
|
HEAT RESISTANCE
|
300°C min
|
LIGHT FASTNESS
|
7-8
|
ACID RESISTANCE
|
5
|
ALKALI RESISTANCE
|
5
|
FASTNESS TO BLEEDING
|
5
|
OIL ABSORPTION
|
40-45%
|
SPECIFIC SURFACE
|
30 m
2
/g
|
DENSITY
|
1.97 g/cm
3
|
RESIDUE ON 80 MESH
|
5.0% max
|
WATER SOLUBLE
|
1.0% max
|
VOLATITE 105 °C
|
1.0% max
|
TINTING STRENGTH
|
100-105 %
|
|
| Vat Orange 3 Preparation Products And Raw materials |
Raw materials | 1,8-NAPHTHALIC ACID-->1,1'-binaphthyl-8,8'-dicarboxylic acid-->dibenzo[def,mno]chrysene-6,12-dione | Preparation Products | C.I. Vat Red 37 (7CI,8CI,9CI)-->disodium 4,10-dibromodibenzo[def,mno]chrysene-6,12-diyl bis(sulphate)-->Vat Black 29 |
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