Molbank, Volume 2002, Issue 1

2-Bromo-4-methoxy-5-(1-methylethoxy)benzeneacetonitrile [1] (5.86 g, 20.6 mmol) was refluxed in 25% NaOH (50 mL)/EtOH (50 mL) for 12 h.[...]

2-Bromo-4-methoxy-5-(1-methylethoxy)benzeneacetic acid [1] (4.00 g, 13.2 mmol) and DMF (100 μL) were stirred in thionyl chloride (40 mL) for 3 h at ambient temperature.[...]

2-Bromo-4-methoxy-5-(1-methylethoxy)benzeneacetic acid chloride [1] (3.00 g, 9.33 mmol) was treated with dry EtOH (50 mL) at 0 °C.[...]

To a suspension of NaH (685 mg, 15.7 mmol, 55% in oil, purified by trituration with dry petroleum ether (3 x 30 mL)) in dry THF (30 mL) [[4-(1-methylethoxy)phenyl]methyl]propanedioic acid dimethyl ester [1] (4.00 g, 14.3 mmol) in dry THF (10 mL) was...

Compound 3 has been reported in a patent¹ as a catalyst for hydrogen peroxide bleaching in photographic processing methods, but no synthesis or spectroscopic data are available in the chemical literature.[...]

Substituted pentanediones are widely used as ligands for metal complexes.[...]

To anhydrous AlCl₃ (27.35 g, 205 mmol) and anisole (24.11 g, 223 mmol) in dry chloroform (300 mL) 2-bromobenzeneacetyl chloride [1] (43.4 g, 186 mmol) in dry chloroform (100 mL) was added over 30 min at 0 °C and stirred at ambient temperature for 15...

To 4-(2-bromoethyl)phenol [1] (28.75 g, 143 mmol) and tert-butyldimethylchlorosilane (23.64 g, 159 mmol) in dry THF (600 mL), imidazole (24.27 g, 357 mmol) was added at 15 °C over 10 min and stirred at ambient temperature.[...]

2-Bromo-5-hydroxy-4-methoxybenzenemethanol [1] (38.8 g, 166 mmol) in dry chloroform (200 mL) was treated with thionyl chloride (200 mL, 2.76 mol) at 0 °C and stirred for 3 h at ambient temperature.[...]

2-(3-Formylphenyl)imidazo[4,5-f][1,10]phenanthroline was prepared by a previously published method [1].[...]

2-(3-formylphenyl)imidazo[4,5-f][1,10]phenanthroline was prepared by a previously published method [1].[...]

2-(3-Formylphenyl)imidazo[4,5-f][1,10]phenanthroline was prepared by a previously published method [1].[...]

1,10-phenanthroline-5,6-dione was prepared by a previously published method [1].[...]

1,10-Phenanthroline-5,6-dione was prepared by a previously published procedure [1].[...]

Free-radical alkoxycarbonylation of protonated pi-deficient hetarenes is a useful method for the introduction of ester functionalities into such systems [1], especially when the reaction is carried out in a two-phase solvent system in order to suppre...

Lehn et al. [1] have reported the synthesis of a compound similar to 2, which has a saturated ethano bridged between the 2,2'-bipyridine and the para-benzoquinone moiety.[...]

The 3,3'-dihydoxycarbonyl-2,2'-bipyridine acid 1 used for the preparation of diastereoisomeric compounds 2a-b has been obtained by described method of Blau [1].[...]

2-(1,3-benzodioxol-5-yl)ethylene-1,1,2-tricarbonitrile (2), was prepared from (1,3-benzodioxol- 5-ylmethylene)malononitrile (1) and sodium cyanide, followed by oxidation using bromine [1,2].[...]

The phenylthiosemicarbazide derivative 3 was prepared from 2-isopropyl-5-methylphenoxyacyl hydrazide (1) and phenyl isothiocyanate (2) [1,2].[...]

The triazole derivative 2 was prepared from 2-[(2-isopropyl-5-methylphenoxy)acetyl]-N-phenylhydrazine carbothioamide (1) by heating under reflux with aqueous NaOH [1,2].[...]

(2Z)-3-(3,4-dimethoxyphenyl)-2-(4-methylphenyl)acrylonitrile (3) was prepared by Knoevenagel condensation of 3,4-dimethoxybenzaldehyde (1) and 4-methylphenylacetonitrile (2) in ethanol using KOH as a base [1,2].[...]

2-Bromo-5-hydroxy-4-methoxybenzenemethanol [1] (38.8 g, 166 mmol) in dry chloroform (200 mL) was treated with thionyl chloride (200 mL, 2.76 mol) at 0 °C and stirred for 3 h at ambient temperature.[...]