Results 31 to 40 of about 108,727,180 (62)
In this paper, we describe the synthesis and structural characterization of the 1-(cyclohex-1-en-1-yl)-3-(prop-2-yn-1-yl)-1,3-dihydro-2H-benzimidazol-2-one (2) via IR, NMR (1H and 13C), and HRMS.
Baouid, Abdesselam +20 more
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Synthesis of primary alcohol 4.
Reagents and conditions: (a) 4-aminopyrazole hydrochloride, Et3N, DMF, 87%; (b) cyclohex-1-en-1-ylboronic acid, 2-(cyclohex-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, PdCl2dppf, K3PO4, dioxane/water, 90°C, 46%; (c) ethyl 2-bromoacetate, K2CO3 ...
Kevin Cusack (5728823) +11 more
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Syntheses of 2,3-dihydroxycyclohexylacetic acid γ-lactones
Oxidation of cyclohex-2-enylacetic acid with performic acid gives 2-cis-3-trans dihydroxycyclohexylacetic acid γ-lactone. Oxidation with neutral aqueous permanganate solution gives two diols, 2-cis-3-cis-dihydroxycyclohexylacetic acid and 2-trans-3-trans-
Browne, Alan Robert
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The metabolism of benzoate, cyclohex-1-ene carboxylate, and cyclohexane carboxylate by “ Syntrophus aciditrophicus ” in cocultures with hydrogen-using microorganisms was studied. Cyclohexane carboxylate, cyclohex-1-ene carboxylate,
Mostafa S. Elshahed +4 more
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Synthesis of carboxylic acid 6.
Reagents and conditions: (a) TsCl, pyridine, 0°C to rt, 80%; (b) 4-nitropyrazole, Cs2CO3, DMF, 77%; (c) 10% Pd/C, H2 (1 atm), THF/EtOH, rt, 93%; (d) 24, Et3N, DMF, rt, 97%; (e) cyclohex-1-en-1-ylboronic acid, Pd(PPh3)2Cl2, Cs2CO3, 1,4-dioxane/water, 90°C,
Kevin Cusack (5728823) +11 more
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A simple organocatalytic approach to highly attractive chiral building blocks is presented. By the reaction of β-ketoesters with α,β-unsaturated aldehydes using a chiral TMS-protected prolinol as the catalyst, optically active 5-(trialkylsilyl)cyclohex-2-
Karl Anker Jørgensen (1287900) +2 more
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The solvolysis of 3-(cyclohex-1′-enyloxy) propyl p- nitrobenzenesulfonate (5) in ethanol buffered separately with sodium ethoxide and triethylamine and 2,2,2-trifluoroethanol buffered with triethylamine has been investigated. Kinetic determinations
PH Ferber, TI Stoneman, GE Gream
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International audienceReacting simple nitroarenes with the readily available enamine 4‐(cyclohex‐1‐en‐1‐yl)morpholine leads to unexpected reaction sequences under high pressure.
Morgane Sanselme +11 more
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Synthesis of secondary alcohol 1.
Reagents and conditions: (a) 4-nitropyrazole, Cs2CO3, DMF, 77% (b) PPTS, acetone/H2O, 88%; (c) NaBH4, EtOH, -5°C; recrystallization from toluene, 59%; (d) Pd/C, H2 (1 atm), MeOH, rt, 98%; (e) 24, DIPEA, DMF, rt, 97%; (f) cyclohex-1-en-1-ylboronic acid ...
Kevin Cusack (5728823) +11 more
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Treatment of Ru(CHPh)Cl2(PCy3)2 (Cy = cyclohexyl) with K[N(i-Pr2PS)2] afforded a mixture of Ru(CHPh)[N(i-Pr2PS)2](PCy3)Cl (1) and Ru(CHPh)[N(i-Pr2PS)2]2 (2).
Wai-Hang Chiu (1985746) +5 more
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