131657-78-8

131657-78-8 - Names and Identifiers

Name	2-chloro-6-(ethylamino)-4-nitrophenol
Synonyms	2-CHLORO-6-ETHYLAMINO-4-NITROPHENOL 2-chloro-6-(ethylamino)-4-nitrophenol 6-Chloro-2-(ethylamino)-4-nitrophenol 2-Chloro-6-(ethylamino)-4-nitrophenol 6-Chloro-2-(N-Ethyl)Amino-4-Nitrophenol Phenol, 2-chloro-6-(ethylamino)-4-nitro- phenol, 2-chloro-6-(ethylamino)-4-nitro-
CAS	131657-78-8
EINECS	411-440-1
InChI	InChI=1/C8H9ClN2O3/c1-2-10-7-4-5(11(13)14)3-6(9)8(7)12/h3-4,10,12H,2H2,1H3

131657-78-8 - Physico-chemical Properties

Molecular Formula	C8H9ClN2O3
Molar Mass	216.62
Density	1.467±0.06 g/cm3(Predicted)
Boling Point	347.7±42.0 °C(Predicted)
Flash Point	164.084°C
Vapor Presure	0mmHg at 25°C
pKa	6.43±0.25(Predicted)
Storage Condition	under inert gas (nitrogen or Argon) at 2–8 °C
Refractive Index	1.65

131657-78-8 - Risk and Safety

Risk Codes	R22 - Harmful if swallowed R43 - May cause sensitization by skin contact R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Description	S22 - Do not breathe dust. S24 - Avoid contact with skin. S37/39 - Wear suitable gloves and eye/face protection S61 - Avoid release to the environment. Refer to special instructions / safety data sheets.

131657-78-8 - Introduction

2-Chloro-6-ethylamino-4-nitrophenol (calcine) is an organic compound. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
2-Chloro-6-ethylamino-4-nitrophenol is a yellow crystalline solid with characteristics of phenol and nitroaniline. It is insoluble in water at room temperature and can be dissolved in organic solvents such as alcohols and ketones. This compound has some chemical reactions, such as being hydrolyzable by a base to the corresponding amine.

Use:
2-Chloro-6-ethylamino-4-nitrophenol can be used as a raw material for dyes and dye intermediates. It has good color fastness and light stability, and can be used for dyeing in textile, leather and ink industries. In addition, it can also be used in organic synthesis reactions, such as catalytic oxidation reactions and structural modification of aromatic compounds.

Preparation Method:
The preparation of 2-chloro-6-ethylamino-4-nitrophenol can be completed by the chlorination of p-nitrophenol with carbamoyl chloride and ethyl. The specific steps include dissolving nitrophenol in hydrochloric acid, then adding carbamoyl chloride and ethyl chloride respectively, and obtaining the product after the reaction.

Safety Information:
When handling and storing 2-chloro-6-ethylamino-4-nitrophenol, the following safety precautions should be paid attention:
1. The compound is toxic and may cause harm to human health. Contact with skin, eyes and administration should be avoided.
2. Wear appropriate personal protective equipment such as lab gloves, goggles, and protective clothing during operation.
3. Store in a dry, cool, well-ventilated place.
4. must be away from the fire and easy to burn substances.
5. When disposing of waste, it is necessary to comply with local laws and regulations.

Please note that this is a general introduction to 2-chloro-6-ethylamino-4-nitrophenol. The specific application and safety need to be evaluated according to the specific situation. Consult a professional chemist or refer to safety information is recommended before using or handling the compound.

Last Update：2024-04-09 20:52:54