2,5-Dibromothiazole
2,5-Dibromothiazole
CAS: 4175-78-4
Molecular Formula: C3HBr2NS
2,5-Dibromothiazole - Names and Identifiers
| Name | 2,5-Dibromothiazole |
| Synonyms | NSC 222407 DibromoThiazole 2,5-Dibormothiazole 2,5-DIBROMOTHIAZOLE 2,5-dibromothiazole 2,5-Dibromothiazole 2,5-Dibromo-thiazole Thiazole, 2,5-dibroMo- 2,5-Dibromo-1,3-thiazole 2,5-dibromo-1,3-thiazole |
| CAS | 4175-78-4 |
| EINECS | 628-983-7 |
| InChI | InChI=1/C3HBr2NS/c4-2-1-6-3(5)7-2/h1H |
| InChIKey | XIBIQFJKUZZLLX-UHFFFAOYSA-N |
2,5-Dibromothiazole - Physico-chemical Properties
| Molecular Formula | C3HBr2NS |
| Molar Mass | 242.92 |
| Density | 2.324±0.06 g/cm3(Predicted) |
| Melting Point | 45-49 °C (lit.) |
| Boling Point | 242.8±13.0 °C(Predicted) |
| Flash Point | 110°C |
| Vapor Presure | 0.0518mmHg at 25°C |
| Appearance | White to brown crystals |
| Color | White to brown |
| pKa | -0.88±0.10(Predicted) |
| Storage Condition | Inert atmosphere,Store in freezer, under -20°C |
| Refractive Index | 1.649 |
| MDL | MFCD00016891 |
2,5-Dibromothiazole - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - 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. |
| WGK Germany | 3 |
| HS Code | 29341000 |
| Hazard Note | Harmful |
2,5-Dibromothiazole - Introduction
2,5-Dibromothiazole is an organic compound with the chemical formula C3HBr2NS. The following is a description of some of the properties, uses, methods and safety information of 2,5-Dibromothiazole:
Nature:
2,5-Dibromothiazole is a colorless crystal with a strong odor. It has a moderate melting and boiling point and is insoluble in water, but soluble in organic solvents such as ethers and alcohols.
Use:
2,5-Dibromothiazole is commonly used in organic synthesis as an important intermediate. It can be used to synthesize drugs, dyes and other organic compounds. For example, it can be used as a raw material for the synthesis and study of phosphorothioate, thioester and other compounds.
Preparation Method:
2,5-Dibromothiazole can be prepared in a variety of ways. One common method is by reaction of thiazole with bromine solution. Specifically, the thiazole can be dissolved in an aqueous bromination solution of ferric bromide and reacted for a period of time to give 2,5-Dibromothiazole.
Safety Information:
2,5-Dibromothiazole is a hazardous chemical and should be handled and stored under suitable laboratory conditions. It is a toxic substance that may cause harm to the human body and the environment. During use and handling, relevant safety procedures must be followed, and appropriate personal protective measures must be taken, such as wearing protective gloves, goggles and laboratory coats. At the same time, it should avoid contact with skin, eyes and inhalation of its vapor. In case of accidental exposure or inhalation, seek medical help immediately. It is best to use the compound in a well-ventilated area to reduce the accumulation of its vapor. The compound should not be discharged into water bodies or the environment when it is not necessary and should be disposed of properly. During handling and storage, the relevant laws and regulations must be strictly observed.
Nature:
2,5-Dibromothiazole is a colorless crystal with a strong odor. It has a moderate melting and boiling point and is insoluble in water, but soluble in organic solvents such as ethers and alcohols.
Use:
2,5-Dibromothiazole is commonly used in organic synthesis as an important intermediate. It can be used to synthesize drugs, dyes and other organic compounds. For example, it can be used as a raw material for the synthesis and study of phosphorothioate, thioester and other compounds.
Preparation Method:
2,5-Dibromothiazole can be prepared in a variety of ways. One common method is by reaction of thiazole with bromine solution. Specifically, the thiazole can be dissolved in an aqueous bromination solution of ferric bromide and reacted for a period of time to give 2,5-Dibromothiazole.
Safety Information:
2,5-Dibromothiazole is a hazardous chemical and should be handled and stored under suitable laboratory conditions. It is a toxic substance that may cause harm to the human body and the environment. During use and handling, relevant safety procedures must be followed, and appropriate personal protective measures must be taken, such as wearing protective gloves, goggles and laboratory coats. At the same time, it should avoid contact with skin, eyes and inhalation of its vapor. In case of accidental exposure or inhalation, seek medical help immediately. It is best to use the compound in a well-ventilated area to reduce the accumulation of its vapor. The compound should not be discharged into water bodies or the environment when it is not necessary and should be disposed of properly. During handling and storage, the relevant laws and regulations must be strictly observed.
Last Update：2024-04-09 21:32:41
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View History
2,5-Dibromothiazole
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