98021-79-5

98021-79-5 - Names and Identifiers

Name	3-bromotetrahydro-4H-pyran-4-one
Synonyms	3-bromooxan-4-one 3-BroMotetrahydropyran-4-one 3-BroModihydro-2H-pyran-4... 3-bromotetrahydro-4H-pyran-4-one 3-Bromotetrahydro-4H-pyran-4-one 3-BroModihydro-2H-pyran-4(3H)-one 3-Bromodihydro-2H-pyran-4(3H)-one 4H-Pyran-4-one, 3-bromotetrahydro- 4H-pyran-4-one, 3-bromotetrahydro-
CAS	98021-79-5
InChI	InChI=1/C5H7BrO2/c6-4-3-8-2-1-5(4)7/h4H,1-3H2

98021-79-5 - Physico-chemical Properties

Molecular Formula	C5H7BrO2
Molar Mass	179.01
Density	1.652±0.06 g/cm3 (20 ºC 760 Torr)
Boling Point	226.5±35.0℃ (760 Torr)
Flash Point	90.8±25.9℃
Vapor Presure	0.082mmHg at 25°C
Appearance	Solid
Storage Condition	-20℃
Refractive Index	1.513

98021-79-5 - Risk and Safety

UN IDs

UN1760

98021-79-5 - Introduction

It is an organic compound with the formula CYH and OBr. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: It is a colorless or pale yellow solid.
-Solubility: It is soluble in polar organic solvents, such as ethanol and dimethylformamide (DMF).
-Melting point: Its melting point is about 60-63°C.
-Stability: relatively stable at room temperature.

Use:
-Intermediate: It can be used as an intermediate in organic synthesis and used to synthesize other compounds.
-Drug research: Due to the particularity of its structure, it is widely used in the field of drug research.

Preparation Method:
The preparation method can be realized by the following steps:
1. 3,4-dihydroxy -2,5-dimethylfuran (DMF) is reacted with hydrobromic acid to generate 3-bromo-4, 5-dimethylfuran (DMF).
2.3-bromo -4,5-dimethyl furan (DMF) is dehydrated to produce a biposition.

Safety Information:
-Toxicity and irritation are low.
-use process should pay attention to protective measures to avoid direct contact with the skin or inhalation of its dust.
-In case of misuse or contact, seek medical advice immediately for further management.

The above is a brief description of the nature, use, preparation and safety information of. For more detailed information, please refer to the relevant chemical literature or consult a professional.

Last Update：2024-04-09 15:18:01