1790-91-6

1790-91-6 - Names and Identifiers

Name	2,3-Dichloro-6,7-dimethoxyquinoxaline
Synonyms	2,3-DICHLORO-6,7-DIMETHOXYQUINOXALINE 2,3-Dichloro-6,7-dimethoxyquinoxaline Quinoxaline, 2,3-dichloro-6,7-dimethoxy-
CAS	1790-91-6
InChI	InChI=1/C10H8Cl2N2O2/c1-15-7-3-5-6(4-8(7)16-2)14-10(12)9(11)13-5/h3-4H,1-2H3

1790-91-6 - Physico-chemical Properties

Molecular Formula	C10H8Cl2N2O2
Molar Mass	259.09
Density	1.424±0.06 g/cm3(Predicted)
Melting Point	178 °C
Boling Point	337.5±37.0 °C(Predicted)
Flash Point	157.9°C
Vapor Presure	0.000204mmHg at 25°C
pKa	-4.87±0.48(Predicted)
Storage Condition	Room Temprature
Refractive Index	1.614

1790-91-6 - Risk and Safety

Hazard Symbols	Xi - Irritant
Hazard Note	Irritant

1790-91-6 - Introduction

2,3-dichloro-6, 7-dimethoxyquinoxaline, also known as Diclomethoxyquinazoline, its chemical formula is C12H8Cl2N2O2.

Properties: 2,3-dichloro-6, 7-dimethoxyquinoxaline is a yellow solid with a melting point of about 145-148 degrees Celsius. It has low solubility at room temperature and is soluble in organic solvents such as chloroform, dichloromethane and ether.

Purpose: 2,3-dichloro-6, 7-dimethoxyquinoxaline is an important organic intermediate, commonly used in drug synthesis and the preparation of a variety of organic compounds. It is used in the pharmaceutical field as a raw material for the synthesis of anti-tumor, anti-infective and anti-inflammatory drugs.

preparation method: 2,3-dichloro-6, 7-dimethoxyquinoxaline is usually prepared by reacting 2,3-dichloroquinoxaline with methyl ether to obtain the corresponding product.

Safety information: 2,3-dichloro-6, 7-dimethoxyquinoxaline has low toxicity, but general laboratory safety regulations should still be followed. During the operation, attention should be paid to avoid contact with skin, eyes and inhalation of dust, so as not to cause irritation and discomfort. If exposed, rinse immediately with plenty of water and seek medical help.

Last Update：2024-04-09 18:58:34