4-Bromo-a-naphthol
1-Naphthalenol,4-bromo-
CAS: 571-57-3
Molecular Formula: C10H7BrO
4-Bromo-a-naphthol - Names and Identifiers
| Name | 1-Naphthalenol,4-bromo- |
| Synonyms | 4-BroMonaphthol 4-Bromo-L-Naphthol 4-Bromo-1-naphthol 4-Bromo-a-naphthol 4-BROMO-L-NAPHTHOL 1-Naphthol, 4-bromo- 4-Bromo-alpha-naphthol 4-Bromo-1-naphthalenol 4-Bromonaphthalen-1-ol 1-Naphthalenol,4-broMo- 1-Naphthalenol,4-bromo- 4-Bromonaphthalene-1-ol 1-Naphthol,4-bromo-(7CI,8CI) 1-Bromo-4-hydroxynaphthalene |
| CAS | 571-57-3 |
| InChI | InChI=1S/C10H7BrO/c11-9-5-6-10(12)8-4-2-1-3-7(8)9/h1-6,12H |
| InChIKey | OUNQUWORSXHSJN-UHFFFAOYSA-N |
4-Bromo-a-naphthol - Physico-chemical Properties
| Molecular Formula | C10H7BrO |
| Molar Mass | 223.07 |
| Density | 1.614 |
| Melting Point | 128-133°C |
| Boling Point | 346.4±15.0 °C(Predicted) |
| Flash Point | 125℃ |
| pKa | 8.95±0.40(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
4-Bromo-a-naphthol - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R21/22 - Harmful in contact with skin and if swallowed. R37/38 - Irritating to respiratory system and skin. R41 - Risk of serious damage to eyes |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. |
| WGK Germany | 3 |
4-Bromo-a-naphthol - Introduction
1-Naphthalenol,4-bromo-, also known as 1-naphthol, 4-bromo, is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
-Chemical formula: C10H7BrO
-Molecular weight: 213.06g/mol
-Appearance: White crystalline solid
-Melting point: 26-30 degrees Celsius
-Boiling point: 298 degrees Celsius
-Solubility: Soluble in alcohol and ether solvents, insoluble in water
Use:
- 1-Naphthalenol,4-bromo-can be used as an important raw material and intermediate in organic synthesis
-Used in the pharmaceutical and pesticide industries to produce various compounds
-Can also be used as a synthetic intermediate for dyes and pigments
Preparation Method:
-1-Naphthalenol,4-bromo-can usually be prepared by the following reaction-:
1. Naphthalene reacts with hydrobromic acid to obtain 4-bromonaphthalene
2. 4-bromonaphthalene is heated and hydrolyzed with alkaline solution to obtain 1-Naphthalenol,4-bromo-
Safety Information:
- 1-Naphthalenol,4-bromo-It is necessary to take necessary protective measures during operation, such as wearing protective gloves and goggles, and maintaining good ventilation.
-In case of skin contact or inhalation, rinse the affected area immediately with plenty of water and seek medical attention.
- 1-Naphthalenol,4-bromo-is a toxic substance and needs to be stored and disposed of properly, away from ignition and flammable substances.
-When using or handling 1-Naphthalenol,4-bromo-, please refer to the relevant safety data sheet and operation guide to ensure safe operation.
Nature:
-Chemical formula: C10H7BrO
-Molecular weight: 213.06g/mol
-Appearance: White crystalline solid
-Melting point: 26-30 degrees Celsius
-Boiling point: 298 degrees Celsius
-Solubility: Soluble in alcohol and ether solvents, insoluble in water
Use:
- 1-Naphthalenol,4-bromo-can be used as an important raw material and intermediate in organic synthesis
-Used in the pharmaceutical and pesticide industries to produce various compounds
-Can also be used as a synthetic intermediate for dyes and pigments
Preparation Method:
-1-Naphthalenol,4-bromo-can usually be prepared by the following reaction-:
1. Naphthalene reacts with hydrobromic acid to obtain 4-bromonaphthalene
2. 4-bromonaphthalene is heated and hydrolyzed with alkaline solution to obtain 1-Naphthalenol,4-bromo-
Safety Information:
- 1-Naphthalenol,4-bromo-It is necessary to take necessary protective measures during operation, such as wearing protective gloves and goggles, and maintaining good ventilation.
-In case of skin contact or inhalation, rinse the affected area immediately with plenty of water and seek medical attention.
- 1-Naphthalenol,4-bromo-is a toxic substance and needs to be stored and disposed of properly, away from ignition and flammable substances.
-When using or handling 1-Naphthalenol,4-bromo-, please refer to the relevant safety data sheet and operation guide to ensure safe operation.
Last Update：2024-04-10 22:29:15
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