Baran Functionalized Building Blocks

Technology platforms developed in the Baran lab, available through Sigma-Aldrich.

Brominated Heterocycles and N-Oxides

Products Commercialized from the Organic Letters paper "Regioselective Bromination of Fused Heterocyclic N-Oxides"

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ALD00041 2-Bromo-6-chloroquinoline C9H5BrClN
ALD00035 2-Bromo-6-fluoroquinoline C9H5BrFN
ALD00043 1-Bromo-4-methoxyisoquinoline C10H8BrNO
ALD00033 2-Bromo-6-methoxyquinoline C10H8BrNO
802425 2-Bromo-1,10-phenanthroline C12H7BrN2
ALD00087 6-Bromoquinoline-N-oxide C9H6BrNO

Fluorinated Heterocycles

Products Commercialized from the JACS paper "A New Reagent for Direct Difluoromethylation"

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ALD00091 3-Acetyl-2-difluoromethyl-N-methylpyrrole C8H9F2NO
L512214 4-Chloro-2-(difluoromethyl)quinoline AldrichCPR C10H6ClF2N
ALD00404 4-Cyanophenyl Sulfofluoridate 95% (GC) C7H4FNO3S
L511994 1-Difluoromethyl-4-bromo-isoquinoline AldrichCPR C10H6BrF2N
803960 3-((3,5-difluorophenyl) amino)-3-methylbutan-1-ol C11H15F2NO
ALD00384 Hydroquinone bisfluorosulfate C6H4F2O6S2
803952 4-((1-methylcyclohexyl)amino)phenyl trifluoromethanesulfonate C14H18F3NO3S

Hindered Aliphatic Building Blocks

Products Commercialized from the JACS paper "A Practical and Catalytic Reductive Olefin Coupling"

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ALD00075 7-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-5,5-dimethyl-2-heptanone C15H32O2Si
ALD00077 6-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-4,4-dimethyl-hexanoic acid methyl ester C15H32O3Si
ALD00079 4-Methyl-4-(3-oxobutyl)-1-piperidinecarboxylic acid 1,1-dimethylethyl ester C15H27NO3

Quinones

Products Commercialized from the JACS paper "Practical C-H Functionalization of Quinones with Boronic Acids"

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ALD00053 2-(3,4-Dimethoxyphenyl)-1,4-benzoquinone C14H12O4
ALD00045 2-[4-(1,1-Dimethylethyl)phenyl]-2,5-cyclohexadiene-1,4-dione C16H16O2
ALD00047 2-(4-Fluorophenyl)-1,4-benzoquinone C12H7FO2
ALD00049 2-4-Iodophenyl)-1,4-benzoquinone C12H7IO2
ALD00059 2-[4-(Methoxycarbonyl)phenyl]-1,4-benzoquinone C14H10O4
ALD00051 2-(2-Methoxyphenyl)-2,5-cyclohexadiene-1,4-dione C13H10O3
ALD00055 2-(4-Phenoxyphenyl)-2,5-cyclohexadiene-1,4-dione C18H12O3
ALD00057 2-[4-(Trifluoromethyl)phenyl]-1,4-benzoquinone C13H7F3O2