Dye intermediates are vital petroleum downstream products derived mainly from naphthalene, nitrobenzene, and anthraquinone. These compounds undergo further chemical processing to produce a wide range of finished dyes and pigments. They form the backbone of the dye and pigment industry, serving as essential raw materials for the production of acid dyes, reactive dyes, and direct dyes.
Importance in Global Trade
With growing demand for eco-friendly and sustainable colourants, dye intermediates are becoming increasingly important in the global supply chain. Manufacturers and exporters are now focusing on producing high-purity, consistent-quality, and environmentally compliant dye intermediates to meet international standards and regulatory requirements.
| Product Name | IUPAC Name | CAS NO. |
|---|---|---|
| 6- Acetyl Oapsa | 6 Acetyl Amine 2 amino phenol 4 sulphonic Acid | 40306-75-0 |
| Ortho Amino Phenol | 2-Aminophenol | 95-55-6 |
| 4 SAA | 4 – Sulpho Anthranilic Acid | 98-43-1 |
| 5 SAA | 5 – Sulpho Anthranilic Acid | 3577-63-7 |
| 4 Sulpho Hydrazone (4 SH) | Hydrazone of 4 Sulpho Anthranilic Acid | 118969-29-2 |
| 5 Sulpho Hydrazone ( 5SH) | Hydrazone of 5 Sulpho Anthranilic Acid | 68645-45-4 |
| 5 Amino Methyl Tobias Acid | 2-Amino-5-Aminomethyl-1-Naphthalene Sulphonic Acid | 52084-84-1 |
| 2,5 ANDSA | Aniline 2,5 disulphonic Acid / 2 –amino 1, 4-benzenedisulphonic acid | 98-44-2 |
| 2,4 ANDSA | Aniline 2,4 Disulphonic acid / 4-Aminobenzene-1,3-Disulfonic Acid | 137-51-9 |
| Metanilic Acid | 3-Amino Benezene Sulphonic Acid | 121-47-1 |
| Resist Salt Powder / Granules | Sodium 3-Nitrobenzene sulphonate / Meta Nitrobenzene Sulphonic Acid | 127-68-4 |
| Re. Blue 198 Base | 3,10-bis[(2-aminoethyl)amino]-6,13-dichloro[1,4]benzoxazino [2,3-b] henoxazine-4,11-disulfonic acid / Ethylene diamine P-aminochlorobenezene-2-sulphonic Acid and Chloranil | 60316-87-2 / 124448-55-1 |
| Re. Blue 49 Base | 1 amino-4-(5-amino-3-sulfo-2,4,6 trimethyl aniline) anthra quinone -2 sulfonic acid | 72927-99-2 / 24124-40-1 |
| Meta Amino Phenol (MAP) | 3-amino phenol | 591-27-5 |
| DASDA | 4,4 Diamino Stilbene 2-2 Disulphonic Acid / Diaminostilbenedisulfonic Acid | 81-11-8 |
| J-Acid | 6-Amino-1-naphthol-3- Sulfonic Acid | 87-02-5 |
| PNTOSA | Para Nitro Toluene Ortho Sulfonic Acid | 121-03-9 |
| Copper(I) Chloride | Cuprous Chloride | 7758-89-6 |
| PCVS | Vinyl Sulphone Ester Of Para Cresidine / 2(4-Amino 5 Methoxy 2 Methyl Phenyl Sulphony)Ethyl Sulfate Ester / 1-Amino-2-Methoxy-5- Methyl Beta Hydroxy Sulphone | 21635-69-8 |
| 4′-Aminoazo Benzene-4-Sulphonic Acid (PAABSA) | 1-(aminodiazenyl)cyclohexa-2,4-diene-1-sulfonic acid | 104-23-4 |
| FC Acid | 5-Amino-2-[(4-aminophenyl)amino]benzenesulfonic acid | 119-70-0 |
| Peri Acid | 1-Amino-Napthalene-8 Sulphonic Acid | 82-75-7 |
| Phenyl Peri Acid | 8-Anilino-1-naphthalenesulfonic acid | 82-76-8 |
| DASA | 4,4′-Diaminobenzenesulphanilide | 16803-97-7 |
| 3-Methylsalicylic Acid | 2-Hydroxy-3-methylbenzoic acid | 83-40-9 |
| Copper Formazone Base | Copper Formazone Blue of 4-Sulfo anthranilic acid / 2- [[2- [3-amino-2-hydroxy-5-sulfophenyl] hydrazinylidene } (phenyl) methyl]diazenyl) -4-sulfobenzoato] copper | 77840-01-8 |