As a leading and professional manufacturer of APIs and API intermediates in China,Anhui Dexinjia Biopharm Co., Ltd founded in 2006, Except for the R&D center, our company has built a close cooperation relation with Chinese Academy of Sciences
Cas:192775-97-6
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inquiry2-[1-(4-BROMOPHENYL)-1-METHYLETHYL]-4,4-DIMETHYL-4,5-DIHYDROOXAZOLINE CAS:192775-97-6 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical interm
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inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
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inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
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inquiry2-[2-(4-bromophenyl)propan-2-yl]-4,4-dimethyl-5H-1,3-oxazole /CAS:192775-97-5 CAS NO.192775-97-6Appearance:White to off-white power Storage:Store in Cool and dry .place, keep away from incompatible substances Package:according to customers' requireme
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inquiryJ&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals
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inquiryCAS NO.192775-97-6 2-[1-(4-Bromophenyl)-1-methylethyl]-4,5-dihydro-4,4-dimethyloxazole Application:CAS NO.192775-97-6 2-[1-(4-Bromophenyl)-1-methylethyl]-4,5-dihydro-4,4-dimethyloxazole
Cas:192775-97-6
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inquiry4-bromo-α-(4,4-dimethyloxazolin-2-yl)toluene
methyl iodide
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
With CH3I; potassium hexamethylsilazane; acetic acid In dichloromethane; water; isopropyl alcohol | 4.61 g (0.0156 mmole, 84%) |
2-(4-bromophenyl)-2-methylpropionic acid
2-Amino-2-methyl-1-propanol
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
Stage #1: 2-(4-bromophenyl)-2-methylpropionic acid With thionyl chloride Stage #2: 2-Amino-2-methyl-1-propanol With thionyl chloride |
(4-bromo-phenyl)-acetic acid methyl ester
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydride 2: thionyl chloride View Scheme |
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
4-Chlorobutyronitrile
4-(4-chloro-1-oxobutyl)-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
With iodine; magnesium In tetrahydrofuran | 93% |
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
tri-n-butyl(vinyl)tin
4,4-dimethyl-2-(2-(4-vinylphenyl)propan-2-yl)-4,5-dihydrooxazole
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); lithium chloride In N,N-dimethyl-formamide at 70℃; Stille coupling; Inert atmosphere; | 82% |
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
4-Chlorobutanoyl chloride
4-(4-chloro-1-oxobutyl)-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran |
oxirane
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
2-(4-piperidinyl)-1H-benzimidazole
Conditions | Yield |
---|---|
Stage #1: oxirane; 4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene With n-butyllithium Stage #2: 2-(4-piperidinyl)-1H-benzimidazole |
oxirane
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
p-toluenesulfonyl chloride
Conditions | Yield |
---|---|
With n-butyllithium |
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: n-butyllithium View Scheme |
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: n-butyllithium / tert-butyl methyl ether; hexane / 10 h / -60 °C / Large scale 1.2: 7 h / -60 - 20 °C / Large scale 2.1: phosphoric acid / water / 30 h / 90 °C / Large scale View Scheme |
ethyleneglycol sulfate
4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene
Conditions | Yield |
---|---|
Stage #1: 4-bromo-α,α-dimethyl-α-(4,4-dimethyloxazolin-2-yl) toluene With n-butyllithium In hexane; tert-butyl methyl ether at -60℃; for 10h; Large scale; Stage #2: ethyleneglycol sulfate In hexane; tert-butyl methyl ether at -60 - 20℃; for 7h; Temperature; Solvent; Large scale; |
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