5-methyl-1,3-benzoxazole-2-thiol

5-methyl-1,3-benzoxazole-2-thiol - Names and Identifiers

Name	5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione
Synonyms	SALOR-INT L470805-1EA 5-Methylbenzoxazoline-2-thione 2-MERCAPTO-5-METHYLBENZOXAZOLE 2-Mercapto-5-methylbenzoxazole 5-METHYLBENZOXAZOLINE-2-THIONE 2-Mercapato-6-methylbenzoxazole 5-methylbenzo[d]oxazole-2-thiol 5-methyl-1,3-benzoxazole-2-thiol 5-METHYL-1,3-BENZOXAZOLE-2(3H)-THIONE 5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione 5-METHYL-2,3-DIHYDRO-1,3-BENZOXAZOLE-2-THIONE
CAS	22876-22-8
InChI	InChI=1/C8H7NOS/c1-5-2-3-7-6(4-5)9-8(11)10-7/h2-4H,1H3,(H,9,11)

5-methyl-1,3-benzoxazole-2-thiol - Physico-chemical Properties

Molecular Formula	C8H7NOS
Molar Mass	165.21
Density	1.34±0.1 g/cm3(Predicted)
Melting Point	223-225°C
Boling Point	260.9±33.0 °C(Predicted)
Flash Point	111.6°C
Vapor Presure	0.0119mmHg at 25°C
pKa	11.26±0.20(Predicted)
Storage Condition	Keep in dark place,Sealed in dry,Room Temperature
Sensitive	Air Sensitive
Refractive Index	1.682
MDL	MFCD00052492

5-methyl-1,3-benzoxazole-2-thiol - Risk and Safety

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. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
Hazard Class	IRRITANT

5-methyl-1,3-benzoxazole-2-thiol - Introduction

5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione is an organic compound with the chemical formula C8H9NOS. It is a blue-gray to purplish-red solid with a peculiar smell.

The following is about the properties of 5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione:

1. Solubility: 5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione is insoluble in water, but soluble in most organic solvents, such as ethanol, ether, etc.

2. Melting point: Its melting point is about 105-110°C.

3. Stability: 5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione is an unstable substance that is easily decomposed by heat or light.

About Use:

5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione is an important organic sulfur compound with a wide range of applications.

1. Pesticide: It can be used as an intermediate for pesticides and used to synthesize some pesticides and fungicides.

2. Insect repellent: 5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione is also used to prepare some insect repellents, which are used to repel insects from animals.

Method:

5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione is mainly prepared by chemical synthesis. A specific method includes using 2-amino-6-methylphenol and sodium thiosulfate to obtain 5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione.

Safety Information:

5-methyl-2,3-dihydro-1,3-benzoxazole-2-thione should be careful to prevent inhalation, skin contact and intake during operation. It is irritating to the eyes and skin and may cause allergic reactions. Avoid contact with oxidizing agents during use and storage. At the same time, it must be used in a well-ventilated area and wear appropriate protective equipment, such as chemical protective gloves and safety goggles. If an accident occurs, seek medical help immediately.

Last Update：2024-04-10 22:29:15