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4'-Bromo-3'-methylacetophenone

CAS No.
37074-40-1
Chemical Name:
4'-Bromo-3'-methylacetophenone
Synonyms
NSC 405623;Fluralaner-003;Fluralaner Impurity 29;3-Methyl-4-bromoacetophenone;4'-Bromo-3'-methylacetophenone;4'-BROMO-3'-METHYLACETOPHENONE;Ethanone, 1-(4-broMo-3-Methylphenyl)-
CBNumber:
CB7947102
Molecular Formula:
C9H9BrO
Molecular Weight:
213.07
MDL Number:
MFCD00045017
MOL File:
37074-40-1.mol
MSDS File:
SDS
Last updated:2024-04-24 17:21:45

4'-Bromo-3'-methylacetophenone Properties

Melting point 31-32 °C
Boiling point 157-159 °C(Press: 19 Torr)
Density 1.388±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
solubility Chloroform (Slightly), Methanol (Slightly)
form fused solid
color Pale lemon

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P271-P260-P280
HS Code  2914390090

4'-Bromo-3'-methylacetophenone price More Price(26)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC B697460 1-(4-Bromo-3-methylphenyl)ethanone 37074-40-1 500mg $60 2021-12-16 Buy
TRC B697460 1-(4-Bromo-3-methylphenyl)ethanone 37074-40-1 1g $70 2021-12-16 Buy
Biosynth Carbosynth FB70251 4'-Bromo-3'-methylacetophenone, 98% 37074-40-1 2g $90 2021-12-16 Buy
Apolloscientific OR400663 4’-Bromo-3’-methylacetophenone 37074-40-1 1g $112 2021-12-16 Buy
SynQuest Laboratories 2717-9-33 4?-Bromo-3?-methylacetophenone 37074-40-1 1g $124 2021-12-16 Buy
Product number Packaging Price Buy
B697460 500mg $60 Buy
B697460 1g $70 Buy
FB70251 2g $90 Buy
OR400663 1g $112 Buy
2717-9-33 1g $124 Buy

4'-Bromo-3'-methylacetophenone Chemical Properties,Uses,Production

Uses

4'-Bromo-3'-methylacetophenone is a versatile building block that is used in the synthesis of many complex compounds. It can be used as a reactant, reagent, or speciality chemical.

Synthesis

A solution of 4-bromo-3-methylbenzaldehyde (4 g, 20 mmol) in dry tetrahydrofuran (40 mL) was cooled to 0??C under nitrogen atmosphere, and then methyl magnesium bromide (20 mL, 1N in tetrahydrofuran) was added dropwise. The ice bath was removed, and the mixture was stirred for 2 hours. Ammonium chloride aqueous (40 mL) was added and the mixture was extracted with dichloromethane (20 mL * 3). The organic phase was dried by sodium sulphate, filtered and concentrated to give a residue. The residue was purified by column chromatography (silica gel, petroleum ether/ethyl acetate = 5:1) to give 1-(4-bromo-3-methylphenyl)ethanol. Colorless oil, yield 4.0 g, 93%. Pyridinium chlorochromate (48 g, 223 mmol) was added to a solution of 1-(4-bromo-3-methylphenyl)ethanol (31.9 g, 148 mmol) in dichloromethane (800 mL). The mixture was stirred at room temperature for 2 hours. The mixture was concentrated to give a residue. The residue was purified by column chromatography (silica gel, petroleum ether/ethyl acetate = 25:1) to give 4'-Bromo-3'-methylacetophenone. Yield 27.3 g, 87%.
Synthesis_37074-40-1 Figure Synthesis of 4'-Bromo-3'-methylacetophenone

43230-11-1
37074-40-1
Synthesis of 4'-Bromo-3'-methylacetophenone from Ethanone, 1-(4-amino-3-methylphenyl)- (9CI)
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View Lastest Price from 4'-Bromo-3'-methylacetophenone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4'-Bromo-3'-methylacetophenone pictures 2024-04-24 4'-Bromo-3'-methylacetophenone
37074-40-1
US $100.00-30.00 / kg 1kg 99.93% 1000kg per week Ouhuang Engineering Materials (Hubei) Co., Ltd
4'-Bromo-3'-methylacetophenone pictures 2023-05-05 4'-Bromo-3'-methylacetophenone
37074-40-1
US $10.00 / KG 1KG 99% 10 mt Hebei Guanlang Biotechnology Co., Ltd.
4'-Bromo-3'-methylacetophenone pictures 2019-07-14 4'-Bromo-3'-methylacetophenone
37074-40-1
US $1.00 / KG 1KG 99% 100kg Career Henan Chemical Co
Ethanone, 1-(4-broMo-3-Methylphenyl)- NSC 405623 3-Methyl-4-bromoacetophenone Fluralaner-003 4'-BROMO-3'-METHYLACETOPHENONE Fluralaner Impurity 29 4'-Bromo-3'-methylacetophenone 37074-40-1 Aromatic Acetophenones & Derivatives (substituted)