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Volume 1999
Issue 5
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Molbank, Volume 1999, Issue 5 (October 1999) – 13 articles

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94 KiB  
Short Note
3,5-Bis[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]benzenamine
by Frank Osterod and Arno Kraft
Molecules 1999, 4(10), M115; https://doi.org/10.3390/M115 - 8 Oct 1999
Abstract
The reduction was carried out as described in reference [1] by using a mixture of sulfur (7.10 g, 0.22 mol), Na2S — 9 H2O (240 g, 0.22 mol), water (140 mL) and pyridine (20 mL).[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
92 KiB  
Short Note
3,5-Bis[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]nitrobenzene
by Frank Osterod and Arno Kraft
Molecules 1999, 4(10), M114; https://doi.org/10.3390/M114 - 8 Oct 1999
Abstract
A solution of 5-nitroisophthaloyl dichloride (1) [1] (3.92 g, 15.8 mmol) and 4-tert-butylbenzhydrazide (2) [2] (6.08 g, 31.6 mmol) in CHCl3 (70 mL) was heated to reflux for 12 h.[...] Full article
85 KiB  
Short Note
4,5-Dimethoxy-2-nitrobenzhydrol
by Sergey K. Smirnov, Tat'yana A. Stroganova and Alexander V. Butin
Molecules 1999, 4(10), M113; https://doi.org/10.3390/M113 - 8 Oct 1999
Abstract
The general part of the experimental section [1] has been presented elsewhere. To a boiling solution of 4,5-dimethoxy-4-nitrobenzophenone (10.0 g, 35 mmol) in ethanol (85 ml), NaBH4 (0.61 g) was added gradually. Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
85 KiB  
Short Note
1-(4,5-Dimethoxy-2-nitrophenyl)ethanol
by Dmitrij S. Zavgorodniy, Tat'yana A. Stroganova and Alexander V. Butin
Molecules 1999, 4(10), M112; https://doi.org/10.3390/M112 - 8 Oct 1999
Abstract
The general part of the experimental section [1] has been presented elsewhere.[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
84 KiB  
Short Note
4,5-Dimethoxy-2-nitroacetophenone
by Dmitrij S. Zavgorodniy, Alexander V. Butin and Tat'yana A. Stroganova
Molecules 1999, 4(10), M111; https://doi.org/10.3390/M111 - 8 Oct 1999
Cited by 1
Abstract
The general part of the experimental section [1] has been presented elsewhere.[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
85 KiB  
Short Note
4,5-Dimethoxy-2-nitrobenzophenone
by Sergey K. Smirnov, Alexander V. Butin and Tat'yana A. Stroganova
Molecules 1999, 4(10), M110; https://doi.org/10.3390/M110 - 8 Oct 1999
Abstract
The general part of the experimental section [1] has been presented elsewhere.[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
91 KiB  
Short Note
4-[5-(4-methylphenyl)-2-furfuryl]iden-2-butenolide
by Lyudmila N. Sorotskaya, Larisa A. Badovskaya, Tatyana Ya. Kaklyuginac and Aryan Younessi
Molecules 1999, 4(10), M109; https://doi.org/10.3390/M109 - 8 Oct 1999
Abstract
The general part of the experimental section [1] has been presented elsewhere.[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
92 KiB  
Short Note
4-(2,4-Dimethoxybenzyliden)-2-butenolide
by Lyudmila N. Sorotskaya, Tatyana Ya. Kaklyugina and Larisa A. Badovskaya
Molecules 1999, 4(10), M108; https://doi.org/10.3390/M108 - 8 Oct 1999
Cited by 1
Abstract
The general part of the experimental section [1] has been presented elsewhere.[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
91 KiB  
Short Note
N-(3-Phenyl-2-propinoyl)benzamide
by Dieter Hubmann and Urs Séquin
Molecules 1999, 4(10), M107; https://doi.org/10.3390/M107 - 8 Oct 1999
Abstract
During the synthesis of a series of carboximides using acyl isocyanates [1], the title compound 3 was synthesised as a model compound from benzoyl isocyanate (1) and lithium phenylacetylide (2).[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
94 KiB  
Short Note
Ethyl N-(3-Phenyl-2-propynoyl)carbamate
by Dieter Hubmann and Urs Séquin
Molecules 1999, 4(10), M106; https://doi.org/10.3390/M106 - 8 Oct 1999
Abstract
During the synthesis of a series of carboximides using acyl isocyanates [1], the title compound 3 was synthesised in a model reaction from 3-phenyl-2-propynoyl isocyanate (2) and ethanol. Isocyanate 2 was generated in situ from the corresponding carboxamide (1) [...] Read more.
During the synthesis of a series of carboximides using acyl isocyanates [1], the title compound 3 was synthesised in a model reaction from 3-phenyl-2-propynoyl isocyanate (2) and ethanol. Isocyanate 2 was generated in situ from the corresponding carboxamide (1) with oxalyl chloride [2].[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
92 KiB  
Short Note
2-Amino-4,10-dimethylpyrrolo[3,4-b]carbazole-1,3(2H,5H)-dione
by Norbert Haider and Richard Wanko
Molecules 1999, 4(10), M105; https://doi.org/10.3390/M105 - 8 Oct 1999
Cited by 3
Abstract
The general part of the experimental section [1] was presented elsewhere.[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
88 KiB  
Short Note
Synthesis of (4R,5R)-2-Ethoxy-4,5-bis[(1-methoxy-1-methyl)ethyl]-1,3-dioxolane
by Luc Patiny
Molecules 1999, 4(10), M104; https://doi.org/10.3390/M104 - 8 Oct 1999
Abstract
The title compound was prepared from 5 g (89 mmol, 1 eq) of (3R,4R)-2,5-dimethoxy-2,5-dimethyl- 3,4-hexanediol [1], 4.4 ml (3.95 g, 27 mmol, 1.1 eq) of triethyl orthoformate, 0.05 g (0.25 mmol, 0.01 eq) of p-toluenesulfonic acid monohydrate in 35 ml of cyclohexane under [...] Read more.
The title compound was prepared from 5 g (89 mmol, 1 eq) of (3R,4R)-2,5-dimethoxy-2,5-dimethyl- 3,4-hexanediol [1], 4.4 ml (3.95 g, 27 mmol, 1.1 eq) of triethyl orthoformate, 0.05 g (0.25 mmol, 0.01 eq) of p-toluenesulfonic acid monohydrate in 35 ml of cyclohexane under inert atmosphere.[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
91 KiB  
Short Note
4-Carboxylphenyl Methylphosphonate
by Jianhua Yu, Dejun Ma, Qibin Huang, Yufeng Jia and Yundu Deng
Molecules 1999, 4(10), M103; https://doi.org/10.3390/M103 - 8 Oct 1999
Abstract
Methylphosphonic acid monoesters have been explored for many different purposes [1, 2].[...] Full article
(This article belongs to the Section Molbank Section of Molecules, 1997-2001)
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