18704-67-1

18704-67-1 - Names and Identifiers

Name	4-chloro-2-(1H-pyrazol-3-yl)phenol
Synonyms	Medicated Leaven LABOTEST-BB LT00452375 4-Chloro-2-(1H-pyrazol-3-yl)phenol 4-chloro-2-(1H-pyrazol-3-yl)phenol 4-CHLORO-2-(1H-PYRAZOL-3-YL)PHENOL 5-(2`-hydroxy-5`-chlorophenyl)pyrazole sodium 3-[(dimethylcarbamothioyl)sulfanyl]propane-1-sulfonate 4-chloro-6-(1,2-dihydropyrazol-3-ylidene)-1-cyclohexa-2,4-dienone 4-chloro-6-(1,2-dihydro-3H-pyrazol-3-ylidene)cyclohexa-2,4-dien-1-one (6Z)-4-chloro-6-(1,2-dihydro-3H-pyrazol-3-ylidene)cyclohexa-2,4-dien-1-one
CAS	18704-67-1
EINECS	242-516-0
InChI	InChI=1/C9H7ClN2O/c10-6-1-2-9(13)7(5-6)8-3-4-11-12-8/h1-5,13H,(H,11,12)

18704-67-1 - Physico-chemical Properties

Molecular Formula	C9H7ClN2O
Molar Mass	194.62
Density	1.424±0.06 g/cm3(Predicted)
Melting Point	155-158°C(lit.)
Boling Point	411.2±30.0 °C(Predicted)
Flash Point	202.515°C
Vapor Presure	0mmHg at 25°C
pKa	8.48±0.43(Predicted)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.655
MDL	MFCD00209566

18704-67-1 - Risk and Safety

Hazard Symbols	Xi - Irritant
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 - Wear suitable protective clothing.
WGK Germany	3
HS Code	29331990

18704-67-1 - Introduction

4-chloro-2-(1H-pyrazol-3-yl)phenol, also known as 4-Chloro-2-(1H-pyrazol-3-yl)phenol, is an organic compound. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: 4-chloro-2-(1H-pyrazol-3-yl)phenol is a white crystalline solid.
-Solubility: It can be dissolved in many organic solvents at room temperature, such as ether, chloroform and dimethyl sulfoxide.
-Melting Point: The melting point of 4-chloro-2-(1H-pyrazol-3-yl)phenol is approximately between 156-159 degrees Celsius.

Use:
-4-choro-2-(1H-pyrazol-3-yl)phenol is used in the pharmaceutical field as an intermediate for antifungal, antineoplastic and antiviral agents.
-It can also be used as an important raw material for organic synthesis and can participate in the synthesis reaction of phenol compounds.

Method:
The preparation of -4-chloro-2-(1H-pyrazol-3-yl)phenol can use some synthetic routes, one such method is the reaction of 4-chlorophenol with 1H-pyrazole-3-ethanol under acidic conditions.

Safety Information:
- 4-chloro-2-(1H-pyrazol-3-yl)phenol is a chemical and should comply with relevant safety procedures.
-Avoid contact with skin, eyes and respiratory tract when using this compound to prevent irritation and injury.
-Prolonged or heavy exposure may cause health hazards, so appropriate personal protective measures should be followed and operated in a well-ventilated environment.

In view of the above information, care should be taken and relevant safety procedures should be followed when using and handling 4-choro-2-(1H-pyrazol-3-yl)phenol. It is recommended to operate under the guidance of a specialized laboratory or personnel with relevant knowledge and experience.

Last Update：2024-04-09 20:49:11