Phenol, 3,5-dibromo-
3,5-Dibromophenol
CAS: 626-41-5
Molecular Formula: C6H4Br2O
Phenol, 3,5-dibromo- - Names and Identifiers
| Name | 3,5-Dibromophenol |
| Synonyms | 112665 3,5-Dibromophenol Phenol, 3,5-dibroMo- Phenol, 3,5-dibromo- 3 5-DIBROMOPHENOL 97 Phloroglucinol Impurity 15 |
| CAS | 626-41-5 |
| InChI | InChI=1/C6H4Br2O/c7-4-1-5(8)3-6(9)2-4/h1-3,9H |
| InChIKey | PZFMWYNHJFZBPO-UHFFFAOYSA-N |
Phenol, 3,5-dibromo- - Physico-chemical Properties
| Molecular Formula | C6H4Br2O |
| Molar Mass | 251.9 |
| Density | 1.8854 (rough estimate) |
| Melting Point | 79-83 °C (lit.) |
| Boling Point | 122°C/3mmHg(lit.) |
| Flash Point | 122°C |
| Water Solubility | Sightly soluble in water. Soluble in methanol. |
| Vapor Presure | 0.00257mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Light yellow to Light orange |
| pKa | pK1:8.056 (25°C) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.5380 (estimate) |
Phenol, 3,5-dibromo- - Risk and Safety
| Risk Codes | R22 - Harmful 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. S36 - Wear suitable protective clothing. |
| UN IDs | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| HS Code | 29081990 |
| Hazard Note | Irritant/Keep Cold |
| Hazard Class | 6.1 |
| Packing Group | Ⅲ |
Phenol, 3,5-dibromo- - Introduction
3,5-Dibromophenol is an organic compound with the chemical formula C6H4Br2O. The following is an introduction to its nature, use, preparation and safety information:
Nature:
-Appearance: 3,5-Dibromophenol is a colorless to white crystalline solid.
-Solubility: It has low solubility in water and high solubility in organic solvents.
-Melting point: The melting point of 3,5-Dibromophenol is 82-86 degrees Celsius.
-Reactivity: The compound can undergo a substitution reaction on the phenol group to form other compounds.
Use:
-Chemical synthesis: 3,5-Dibromophenol can be used as a reagent in organic synthesis, such as for the synthesis of other bromine-containing compounds.
-Flame retardant: It is also widely used as a flame retardant for electronic equipment, plastics and coatings, which can improve the flame retardant properties of these materials.
-Biological activity: Some studies have found that 3,5-Dibromophene may have antibacterial and antioxidant activities.
Preparation Method:
-The common preparation of 3,5-Dibromophenol is obtained by the reaction of brominated bromobenzene with sodium bromide under alkaline conditions. First, p-bromobenzene is reacted with sodium sulfite to give p-bromophenol, which is then reacted with sodium bromide to give 3,5-Dibromophenol.
Safety Information:
- 3,5-Dibromophenol has the general hazardous properties of most organic compounds, including potential irritation and toxicity.
-It may be irritating to the human respiratory tract, eyes and skin, and needs to be protected when exposed.
-When using or handling this compound, follow proper laboratory procedures and safety measures to avoid any potential risks.
-Personal protective equipment such as protective gloves, goggles and protective clothing should be used when handling 3,5-Dibromophenol. At the same time, care should be taken to avoid contact with the skin or eyes, and to ensure good ventilation during the disposal process.
Nature:
-Appearance: 3,5-Dibromophenol is a colorless to white crystalline solid.
-Solubility: It has low solubility in water and high solubility in organic solvents.
-Melting point: The melting point of 3,5-Dibromophenol is 82-86 degrees Celsius.
-Reactivity: The compound can undergo a substitution reaction on the phenol group to form other compounds.
Use:
-Chemical synthesis: 3,5-Dibromophenol can be used as a reagent in organic synthesis, such as for the synthesis of other bromine-containing compounds.
-Flame retardant: It is also widely used as a flame retardant for electronic equipment, plastics and coatings, which can improve the flame retardant properties of these materials.
-Biological activity: Some studies have found that 3,5-Dibromophene may have antibacterial and antioxidant activities.
Preparation Method:
-The common preparation of 3,5-Dibromophenol is obtained by the reaction of brominated bromobenzene with sodium bromide under alkaline conditions. First, p-bromobenzene is reacted with sodium sulfite to give p-bromophenol, which is then reacted with sodium bromide to give 3,5-Dibromophenol.
Safety Information:
- 3,5-Dibromophenol has the general hazardous properties of most organic compounds, including potential irritation and toxicity.
-It may be irritating to the human respiratory tract, eyes and skin, and needs to be protected when exposed.
-When using or handling this compound, follow proper laboratory procedures and safety measures to avoid any potential risks.
-Personal protective equipment such as protective gloves, goggles and protective clothing should be used when handling 3,5-Dibromophenol. At the same time, care should be taken to avoid contact with the skin or eyes, and to ensure good ventilation during the disposal process.
Last Update：2024-04-10 22:29:15
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