ChemicalBook >> CAS DataBase List >>disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate
disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate
![disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate Structure](CAS/GIF/6441-93-6.gif)
- CAS No.
- 6441-93-6
- Chemical Name:
- disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate
- Synonyms
- Acid Red 35;Acid pink 3B;C.I. Acid red 35;Acid Fast Red W-3B;Diacid Supra Red 3B;C.1.Acid Red 35(18065);ACID RED35 (C.I. 18065);C.I.Acid Red 35:C.I.18065;Sodium 5-acetamido-4-hydroxy-3-(o-tolyldiazenyl)naphthalene-2,7-disulfonate;disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate
- CBNumber:
- CB6922144
- Molecular Formula:
- C19H15N3Na2O8S2
- Molecular Weight:
- 523.44724
- MDL Number:
- MFCD03939208
- MOL File:
- 6441-93-6.mol
- MSDS File:
- SDS
Last updated:2026-01-13 11:18:48
| Product description | Number | Pack Size | Price |
| ACID RED 35 (C.I. 18065) AldrichCPR | S469602 | 1 unit | $113 |
| ACID RED 35 (C.I. 18065) AldrichCPR | S469602 | 250MG | $110 |
| AcidRed35 | A795288 | 5mg | $55 |
| AcidRed35 | A795288 | 25mg | $160 |
| AcidRed35,tech | T155 | 250mg | $196 |
| More product size | |||
| Melting point | N/A (too dark) |
|---|---|
| solubility | Aqeous Base (Slightly), DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| color | Very Dark Red |
| Cosmetics Ingredients Functions | HAIR DYEING |
| EWG's Food Scores | 1-3 |
| FDA UNII | 02BXM5Q7GE |
| EPA Substance Registry System | 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt (6441-93-6) |
disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate price
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | S469602 | ACID RED 35 (C.I. 18065) AldrichCPR | 1 unit | $113 | 2025-07-31 | Buy | |
| Sigma-Aldrich | S469602 | ACID RED 35 (C.I. 18065) AldrichCPR | 6441-93-6 | 250MG | $110 | 2024-03-01 | Buy |
| TRC | A795288 | AcidRed35 | 6441-93-6 | 5mg | $55 | 2021-12-16 | Buy |
| TRC | A795288 | AcidRed35 | 6441-93-6 | 25mg | $160 | 2021-12-16 | Buy |
| AK Scientific | T155 | AcidRed35,tech | 6441-93-6 | 250mg | $196 | 2021-12-16 | Buy |
disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate Chemical Properties,Uses,Production
Uses
Acid Red 35 is an organic azo dye used in edible food packaging, hair dye, and inkjet inks.
Preparation
O-Methylaniline diazo, and 4-Aminonaphthalene-1-sulfonic acid coupling.
Properties and Applications
colourful red blue light. Dark red powder. Soluble in water, soluble in ethanol in a certain extent a product red, slightly soluble in acetone. A product of sulfuric acid in red, pink is diluted. Its water solution and strong hydrochloric acid, a product red, add sodium hydroxide solution is orange brown. In dyeing copper and iron ion colour and lustre is a little blue. Mainly used for wool fabric dyeing and printing, with chromium after mordant dyeing color unchanged. But in the silk, wool products direct printing, and can also be used for the paper, leather color, also used in the manufacture of sediment and ink color.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4-5 | 2 | 5 | 3-4 | 1 | 3 | 2 | 1 |
| AATCC | 4 | 1-2 | 1-2 | 1 | 1 | 1 | 1-2 | 1-2 |
disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate Preparation Products And Raw materials
Global( 34)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49977 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 +8617705817739 | info@dycnchem.com | China | 52846 | 58 |
| GIHI CHEMICALS CO.,LIMITED | +86-571-86217390; +8618058761490 | info@gihichemicals.com | China | 49958 | 58 |
| XIAMEN AMITY INDUSTRY AND TRADE CO., LTD. | +8618950047208 | ellena@amitychem.com | China | 43416 | 58 |
| Amadis Chemical Company Limited | 571-89925085 | sales@amadischem.com | China | 131957 | 58 |
| The future of Shanghai Industrial Co., Ltd. | 021-61552785 | sales@shshiji.com | China | 9546 | 55 |
| Shanghai JONLN Reagent Co., Ltd. | 400-0066400 13621662912 | 422131432@qq.com | China | 9979 | 55 |
| Alfa Chemistry | 1-516-6625404 | support@alfa-chemistry.com | United States | 9171 | 60 |
| Guangzhou Yunmen Biotechnology Co., Ltd | 0751-18902340975/189023400307 18902340307 | 3356812514@qq.com | China | 9249 | 58 |
6441-93-6(disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate)Related Search:
Cupric acetylacetonate
1,1,3,3-TETRAMETHYLBUTYL ISOCYANIDE
2,4-PENTANEDIONE, SILVER DERIVATIVE
DICHLORO(ETHYLENEDIAMINE)PLATINUM(II)
PHENYLSELENOL
METHYL ISOCYANOACETATE
TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)EUROPIUM(III)
TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)DYSPROSIUM(III)
SALCOMINE
Tosylmethyl isocyanide
1of4
disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate
7-naphthalenedisulfonic acid,5-(acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-disodium salt
Acid pink 3B
C.1.Acid Red 35(18065)
C.I. Acid red 35
Diacid Supra Red 3B
2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy- 3-[(2-methylphenyl)azo]-, disodium salt
2-(2-Methylphenylazo)-8-acetylamino-1-hydroxynaphthalene-3,6-di(sulfonic acid sodium) salt
5-(Acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-2,7-naphthalenedisulfonic acid disodium salt
Acid Fast Red W-3B
ACID RED35 (C.I. 18065)
Acid Red 35
disodium,(3E)-5-acetamido-3-[(2-methylphenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate
C.I.Acid Red 35:C.I.18065
Sodium 5-acetamido-4-hydroxy-3-(o-tolyldiazenyl)naphthalene-2,7-disulfonate
6441-93-6
C19H15N3Na2O8S2
C19H15N3O8S22Na
Organics
