Basic Orange 21
astrazon orange G
CAS: 3056-93-7
Molecular Formula: C22H23ClN2
Basic Orange 21 - Names and Identifiers
| Name | astrazon orange G |
| Synonyms | C.I. 48035 nabororangeg genacrylorangeg Basic Orange 21 Catonic Orange G Basic Orange 21 cationicorangezh astrazon orange G c.i.basicorange21 C.I. Basic Orange 21 aizencathilonorangegl aizencathilonorangeglh 2-(2-(2-methylindol-3-yl)vinyl)-1,3,3-trimethyl-3h-indoliuchloride 1h-indole,2,3-dihydro-1,3,3-trimethyl-2-[(2-methyl-3h-indol-3-ylidene)ethylide 1,3,3-trimethyl-2-[(E)-2-(2-methyl-1H-indol-3-yl)ethenyl]-3H-indolium chloride |
| CAS | 3056-93-7 |
| EINECS | 221-290-7 |
| InChI | InChI=1/C22H22N2.ClH/c1-15-16(17-9-5-7-11-19(17)23-15)13-14-21-22(2,3)18-10-6-8-12-20(18)24(21)4;/h5-14H,1-4H3;1H |
Basic Orange 21 - Physico-chemical Properties
| Molecular Formula | C22H23ClN2 |
| Molar Mass | 350.88 |
| Storage Condition | room temp |
| Physical and Chemical Properties | Slightly soluble in cold water, soluble in hot water, yellow orange, soluble in ethanol is yellow orange. The color light of copper and iron ions changed greatly during dyeing. The color light was not changed at 120 °c high temperature dyeing. |
Basic Orange 21 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| 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. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| WGK Germany | 3 |
| RTECS | NM2251000 |
Basic Orange 21 - Reference Information
| color index | 48035 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | cationic orange g is suitable for dyeing acrylic fiber, diacetate fiber, modified polyester, and also for direct printing of acrylic fiber and diacetate fiber fabrics. Dye acrylic to bright yellow and orange. It can also be combined with cationic red purple 3R (C.I.Basic Violet 16) to dye bright red. It is mainly used for dyeing acrylic fiber and its blended fabric, and also for dyeing modified polyester and paper |
| Production method | Using ω-aldehyde and 2-methylindole as raw materials, it is condensed in the presence of hydrochloric acid, then poured into water and converted into chloride, filtered, dried, and crushed to obtain the finished product.. |
Last Update：2024-04-09 21:11:58
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