5-溴苯并呋喃-2-羧酸

5-溴苯并呋喃-2-羧酸 - Names and Identifiers

Name	5-BROMO-1-BENZOFURAN-2-CARBOXYLIC ACID
Synonyms	AURORA 22707 ASISCHEM B50699 BUTTPARK 347-74 AKOS BBS-00007932 5-BROMOBENZOFURAN-2-CARBOXYLIC ACID 2-BENZOFURANCARBOXYLIC ACID, 5-BROMO- 5-BROMO-1-BENZOFURAN-2-CARBOXYLIC ACID 5-Bromo-1-benzofurane-2-carboxylicacid
CAS	10242-11-2
InChI	InChI=1/C9H5BrO3/c10-6-1-2-7-5(3-6)4-8(13-7)9(11)12/h1-4H,(H,11,12)

5-溴苯并呋喃-2-羧酸 - Physico-chemical Properties

Molecular Formula	C9H5BrO3
Molar Mass	241.04
Density	1.784±0.06 g/cm3(Predicted)
Melting Point	257 °C
Boling Point	370.9±22.0 °C(Predicted)
Flash Point	178.1°C
Vapor Presure	3.71E-06mmHg at 25°C
pKa	2.93±0.30(Predicted)
Storage Condition	Sealed in dry,2-8°C
Refractive Index	1.679

5-溴苯并呋喃-2-羧酸 - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S22 - Do not breathe dust. 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.
Hazard Class	IRRITANT

5-溴苯并呋喃-2-羧酸 - Introduction

5-Bromobenzofuran-2-carboxylic acid is an organic compound with the formula C8H5BrO3. The following is a description of its nature, use, preparation and safety information:

Nature:
1. Appearance: 5-bromobenzofuran -2-carboxylic acid is a white crystalline solid.
2. melting point: its melting point is in the range of 90-92 ℃.
3. Solubility: Soluble in ethanol, methanol and chloroform and other organic solvents at room temperature, insoluble in water.

Use:
1. Reagents in chemical reactions: As intermediates in organic synthesis, they are often used to synthesize compounds with specific structures.
2. Pharmaceutical research: This compound is often used to prepare biologically active molecules.

Preparation Method:
5-Bromobenzofuran-2-carboxylic acid can be synthesized by the following steps:
1.5-bromobenzofuran reacts with nitrophenol to obtain the corresponding substituted product.
2. The substituted product is then treated by reduction, esterification and other steps to obtain 5-bromobenzofuran -2-carboxylic acid.

Safety Information:
1. The compound may cause irritation to the eyes, skin and respiratory tract, and should be rinsed in time after contact.
2. It may cause adverse effects on the environment, and waste should be handled and disposed of in a safe manner.
3. in the use or storage process should avoid contact with strong oxidants, strong acids and other substances.

Last Update：2024-04-09 02:00:40