4-bromo-1,3-benzothiazole
2-bromo-1,3-benzothiazole
CAS: 2516-40-7
Molecular Formula: C7H4BrNS
4-bromo-1,3-benzothiazole - Names and Identifiers
| Name | 2-bromo-1,3-benzothiazole |
| Synonyms | 2-BROMOBENZOTHIAZOLE 2-bromobenzothiazole 2-bromobenzo[d]thiazole 2-BROMO-1,3-BENZOTHIAZOLE 2-Bromo-1,2-benzothiazole 2-bromo-1,3-benzothiazole 4-bromo-1,3-benzothiazole Benzothiazole, 2-bromo- (7CI,8CI,9CI) |
| CAS | 2516-40-7 |
| EINECS | 610-851-5 |
| InChI | InChI=1/C7H4BrNS/c8-5-2-1-3-6-7(5)9-4-10-6/h1-4H |
4-bromo-1,3-benzothiazole - Physico-chemical Properties
| Molecular Formula | C7H4BrNS |
| Molar Mass | 214.08 |
| Density | 1.748±0.06 g/cm3(Predicted) |
| Melting Point | 39-43 °C |
| Boling Point | 125°C/7mmHg(lit.) |
| Flash Point | >110°(230°F) |
| Water Solubility | Slightly soluble in water. |
| Vapor Presure | 0.00339mmHg at 25°C |
| Appearance | Crystalline Solid |
| Color | Pale yellow |
| pKa | -0.23±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.718 |
4-bromo-1,3-benzothiazole - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R36 - Irritating to the eyes R22 - Harmful if swallowed |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | 2811 |
| WGK Germany | 3 |
| HS Code | 29342000 |
| Hazard Note | Irritant |
| Hazard Class | 6.1 |
| Packing Group | Ⅲ |
4-bromo-1,3-benzothiazole - Introduction
2-bromo-1,3-benzothiazole(2-bromo-1,3-benzothiazole) is an organic compound whose chemical structure contains a benzene ring and a thiazole ring, and a bromine atom substituted for the benzene ring. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: 2-bromo-1,3-benzothiazole is a white to Milky White crystalline solid;
-Melting Point: 47-53 ℃;
-Boiling Point: 332 ℃;
-density: 1.722g/cm³;
-Solubility: Soluble in organic solvents such as ethanol and dimethylformamide (DMF), insoluble in water.
Use:
- 2-bromo-1,3-benzothiazole is commonly used as an intermediate in organic synthesis and can be used to prepare other organic compounds;
-It can also be used as an additive in rubber and plastics;
-Because of its certain biological activity, it can also be used in pesticides, cosmetics, medicine and other fields.
Method:
2-bromo-1,3-benzothiazole can be prepared by the following steps:
1. Dissolve benzothiazole in alcohol solvent;
2. Adding brominating reagent to introduce bromine atom into benzene ring;
3. After reaction and purification steps, 2-bromo-1,3-benzothiazole was obtained.
Safety Information:
- 2-bromo-1,3-benzothiazole is an organic compound, which has a certain degree of danger, and attention should be paid to safe operation;
-During operation, avoid skin contact, inhalation and ingestion;
-Wear personal protective equipment such as protective gloves, goggles and protective masks when using;
-The compound may be harmful to the environment, and waste disposal should be done;
-If taken by mistake or aspiration, seek medical attention immediately.
Nature:
-Appearance: 2-bromo-1,3-benzothiazole is a white to Milky White crystalline solid;
-Melting Point: 47-53 ℃;
-Boiling Point: 332 ℃;
-density: 1.722g/cm³;
-Solubility: Soluble in organic solvents such as ethanol and dimethylformamide (DMF), insoluble in water.
Use:
- 2-bromo-1,3-benzothiazole is commonly used as an intermediate in organic synthesis and can be used to prepare other organic compounds;
-It can also be used as an additive in rubber and plastics;
-Because of its certain biological activity, it can also be used in pesticides, cosmetics, medicine and other fields.
Method:
2-bromo-1,3-benzothiazole can be prepared by the following steps:
1. Dissolve benzothiazole in alcohol solvent;
2. Adding brominating reagent to introduce bromine atom into benzene ring;
3. After reaction and purification steps, 2-bromo-1,3-benzothiazole was obtained.
Safety Information:
- 2-bromo-1,3-benzothiazole is an organic compound, which has a certain degree of danger, and attention should be paid to safe operation;
-During operation, avoid skin contact, inhalation and ingestion;
-Wear personal protective equipment such as protective gloves, goggles and protective masks when using;
-The compound may be harmful to the environment, and waste disposal should be done;
-If taken by mistake or aspiration, seek medical attention immediately.
Last Update：2024-04-09 02:00:44
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CAS: 2516-40-7
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