1-(1H-Indazole-3-yl)ethanone

1-(1H-Indazole-3-yl)ethanone - Names and Identifiers

Name	1-(1H-indazol-3-yl)ethanone
Synonyms	3-ACETYLINDAZOLE 3-Acetyl-1H-indazole 3-Acetylindazole(WX626026) 1-(1H-INDAZOL-3-YL)ETHANONE 1-(1H-indazol-3-yl)ethanone 1-(indazol-3-yl)ethan-1-one 1-(1H-Indazole-3-yl)ethanone Ethanone, 1-(1H-indazol-3-yl)- Ethanone, 1-(1H-indazol-3-yl)- (9CI)
CAS	4498-72-0
InChI	InChI=1/C9H8N2O/c1-6(12)9-7-4-2-3-5-8(7)10-11-9/h2-5H,1H3,(H,10,11)

1-(1H-Indazole-3-yl)ethanone - Physico-chemical Properties

Molecular Formula	C9H8N2O
Molar Mass	160.17
Density	1.264±0.06 g/cm3(Predicted)
Melting Point	182 °C
Boling Point	348.8±15.0 °C(Predicted)
Flash Point	168.831°C
Vapor Presure	0mmHg at 25°C
pKa	11.87±0.40(Predicted)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.658

1-(1H-Indazole-3-yl)ethanone - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	22 - Harmful if swallowed

1-(1H-Indazole-3-yl)ethanone - Introduction

1-(1H-indazol-3-yl)ethanone, also known as 1-(1H-indazol-3-yl)ethanone, is an organic compound. It has the chemical formula C11H9N3O and has an acetyl group and an indazole ring. The following is a description of the nature, use, preparation and safety information of 1-(1H-indazol-3-yl)ethanone:

Nature:
-Appearance: 1-(1H-indazol-3-yl)ethanone is a colorless to light yellow crystal or crystalline powder.
-Solubility: It can be dissolved in some organic solvents, such as chloroform, dichloromethane and dimethyl sulfoxide.
-Melting point: The melting point of 1-(1H-indazol-3-yl)ethanone is about 90-91°C.

Use:
- 1-(1H-indazol-3-yl)ethanone is an important intermediate compound, which is often used to synthesize other organic compounds in organic synthesis.
-It can be used as a raw material in the research and development of the pharmaceutical field, such as for the synthesis of new drug molecules.
-At the same time, 1-(1H-indazol-3-yl)ethanone is also used as a synthetic intermediate for dyes and pigments.

Preparation Method:
- 1-(1H-indazol-3-yl)ethanone can be obtained by reacting indazole with acetic anhydride. This reaction generally needs to take place under acidic conditions and at relatively low temperatures.
-The specific preparation method can be found in the organic synthesis literature.

Safety Information:
- 1-(1H-indazol-3-yl)ethanone has limited toxicity and danger, but as an organic compound, it still needs to be handled carefully.
-When using or handling the compound, appropriate safety measures should be taken, including wearing appropriate personal protective equipment such as gloves and glasses, and ensuring good ventilation.
-When storing, keep it in a dry, dark and well-ventilated place, away from fire and flammable materials.
-For specific safety information and use recommendations, it is best to refer to the safety data sheet provided by the chemical provider.

Last Update：2024-04-09 21:11:58