1-acetamido-7-naphthol
N-(7-hydroxy-1-naphthyl)acetamide
CAS: 6470-18-4
Molecular Formula: C12H11NO2
1-acetamido-7-naphthol - Names and Identifiers
| Name | N-(7-hydroxy-1-naphthyl)acetamide |
| Synonyms | 1-acetamido-7-naphthol 8-Acetamido-2-naphthol 1-ACETYLAMINO-7-NAPHTHOL 1-Acetylamino-7-naphthol 1-ACETHYL AMINO-7 NAPTHTHOL 1-Acetamino-7-hydroxynaphthalin 1-Acetamido-7-hydroxynaphthalene 1-Acetamido-7-Hydroxynaphthalene N-(7-hydroxy-1-naphthyl)acetamide N-(7-hydroxynaphthalen-1-yl)acetamide 4'-Nitrophenyl-1-Hydroxy-2-Naphthionate ACETAMIDE, N-(7-HYDROXY-1-NAPHTHALENYL)- |
| CAS | 6470-18-4 |
| EINECS | 229-293-5 |
| InChI | InChI=1/C12H11NO2/c1-8(14)13-12-4-2-3-9-5-6-10(15)7-11(9)12/h2-7,15H,1H3,(H,13,14) |
1-acetamido-7-naphthol - Physico-chemical Properties
| Molecular Formula | C12H11NO2 |
| Molar Mass | 201.22 |
| Density | 1.297±0.06 g/cm3(Predicted) |
| Melting Point | 168-169 °C |
| Boling Point | 170-172 °C(Press: 16 Torr) |
| Flash Point | 247.9°C |
| Vapor Presure | 4.45E-10mmHg at 25°C |
| Appearance | Crystallization |
| pKa | 9.44±0.40(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.704 |
| Physical and Chemical Properties | Characteristic patchy crystal. soluble in ethanol, ether, acetic acid and benzene. |
| Use | Used as an intermediate for coupling components of neutral dyes such as gray, brown, black, and Carboxy |
1-acetamido-7-naphthol - Upstream Downstream Industry
| Raw Materials | Acetic acid Hydrochloric acid |
| Downstream Products | Neutral Dark Brown Brl Neutral Black BL |
1-acetamido-7-naphthol - Nature
Open Data Verified Data
plate-like crystals. Sublimation. Soluble in ethanol, ether, acetic acid and benzene.
Last Update：2024-01-02 23:10:35
1-acetamido-7-naphthol - Preparation Method
Open Data Verified Data
first 1,7 A clevulinic acid (1-amino 7 Naphthalene sulfonic acid) with caustic soda fusion to produce 8 amino 2 naphthol sodium salt, and then dilute acid acidification, 8-amino -2-naphthol was precipitated and then acetylated with acetic anhydride to obtain a finished product.
Last Update：2025-06-07 19:20:19
1-acetamido-7-naphthol - Application
Open Data Verified Data
used as an intermediate for coupling components of neutral dyes such as gray, brown, black, and Kappa.
Last Update：2025-08-19 16:24:40
1-acetamido-7-naphthol - Safety
Open Data Verified Data
This product is naphthol derivatives, lower than the toxicity of naphthol. On the skin and mucous membranes have a stimulating effect, through the skin absorption and stimulate the kidney caused by nephritis. The workshop should be well ventilated. Production equipment should be closed. Operators should wear protective equipment.
Last Update：2025-06-10 22:55:16
1-acetamido-7-naphthol - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | used as neutral dye for gray, brown, black, intermediate for coupling components such as carboplatin This product is an intermediate for coupling combinations of neutral dyes such as gray-brown, black, etc. |
| method of production | The first step is to add a mixture of cleific acid (1-amino-7-naphthalenesulfonic acid) alkali Fusion with caustic soda to produce 1-amino -7-naphthol sodium salt, and then dilute acid acidification, so that 1-amino -7-naphthol precipitation, and then acetylated with acetic anhydride: the obtained technical-grade product is a light gray powder or crystal with a purity of more than 95%. Consumption quota: 1964kg/t of cliffic acid, 6500kg/t of solid caustic soda, 6909kg/t of hydrochloric acid (32%), 678kg/t of acetic anhydride (industrial), and 446kg/t of glacial acetic acid (industrial). |
Last Update：2024-04-10 22:29:15
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View History
1-acetamido-7-naphthol
3-(Trimethylsilyl)propene
Tetraacetylazidodeoxygalactopyranose
1,3-dibromo-propan
4-乙炔基苯甲酸
3-(Trimethylsilyl)propene
Tetraacetylazidodeoxygalactopyranose
1,3-dibromo-propan
4-乙炔基苯甲酸
Raw Materials for 1-acetamido-7-naphthol
Downstream Products for 1-acetamido-7-naphthol