55745-71-6

55745-71-6 - Names and Identifiers

Name	2,3-Dihydro-1-benzofuran-5-carbonyl chloride
Synonyms	BUTTPARK 3618-17 2,3-dihydrobenzofuran-5-carbonyl chloride 5-Benzofurancarbonyl chloride, 2,3-dihydro- 2,3-Dihydro-1-benzofuran-5-carbonyl chloride 1,2-Dihydrobenzo[b]furan-5-carbonyl chloride 2,3-DIHYDROBENZO[B]FURAN-5-CARBONYL CHLORIDE 2,3-Dihydro-1-benzofurane-5-carbonylchloride 2,3-DIHYDRO-1-BENZOFURAN-5-CARBONYL CHLORIDE 5-Benzofurancarbonyl chloride, 2,3-dihydro- (9CI)
CAS	55745-71-6
InChI	InChI=1/C9H7ClO2/c10-9(11)7-1-2-8-6(5-7)3-4-12-8/h1-2,5H,3-4H2

55745-71-6 - Physico-chemical Properties

Molecular Formula	C9H7ClO2
Molar Mass	182.6
Density	1.342±0.06 g/cm3(Predicted)
Melting Point	49 °C
Boling Point	145-147°C 1mm
Flash Point	110.3°C
Vapor Presure	0.00146mmHg at 25°C
Refractive Index	1.586

55745-71-6 - Risk and Safety

Risk Codes	R34 - Causes burns R51 - Toxic to aquatic organisms 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. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
UN IDs	3261
Hazard Note	Corrosive

55745-71-6 - Introduction

2. chloride is an organic compound with a chemical formula of C10H7ClO2. The following is a description of its nature, use, formulation and safety information:

Nature:
-Appearance: 2, chloride colorless or pale yellow liquid.
-Solubility: It is easily soluble in organic solvents, such as ethanol, dimethylformamide and dichloromethane.
-Melting point/boiling point: Its melting point is -6°C, and the boiling point is 139-141°C.
-Reactivity: It can react with ammonia to generate the corresponding amide.

Use:
-Drug synthesis: 2. chloride can be used as one of the important intermediates in drug synthesis. It can be used to synthesize various drugs and bioactive molecules, such as hormones, anti-inflammatory drugs and antibiotics.

Preparation Method:
- 2, the preparation of chloride can be obtained by the chlorination of 2,3-dihydro-1-benzofuran-5-hydroxy acid. Specific steps can refer to organic synthetic chemistry literature.

Safety Information:
- 2, chloride is an organic compound and needs to comply with the safety procedures of chemical laboratories when used.
-It is an irritating compound. Direct contact with skin and eyes should be avoided. If exposed, immediately rinse the affected area with plenty of water and seek medical advice in time.
-To ensure safety, please use in a well-ventilated place and take appropriate personal protective measures, such as wearing laboratory gloves, safety glasses and laboratory coats.

Last Update：2024-04-09 15:17:58