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Open AccessEditorial MolBank: What Is It Good for?

Molbank 2009, 2009(1), M583; doi:10.3390/M583

Received: 14 January 2009 / Published: 15 January 2009

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Abstract

From time to time, the Publisher and the Editor-in-Chief of MolBank are asked the question: “what is the purpose of publishing a journal like MolBank?” We think that the start of a new year is a good opportunity to make the ideas

[...] Read more.

From time to time, the Publisher and the Editor-in-Chief of MolBank are asked the question: “what is the purpose of publishing a journal like MolBank?” We think that the start of a new year is a good opportunity to make the ideas behind such a journal as clear as possible to our readers, authors and reviewers. In principle, the answer to this question might be boiled down to a single term: “usefulness”. But allow me to go a little bit more into detail. [...] Full article

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Open AccessShort Note 4-[(Pyridin-3-ylmethylene)amino]phenylhexadecanoate

by Sie-Tiong Ha, Lay-Khoon Ong, Yip-Foo Win, Teck-Ming Koh and Guan-Yeow Yeap

Molbank 2009, 2009(1), M584; doi:10.3390/M584

Received: 18 November 2008 / Accepted: 11 December 2008 / Published: 15 January 2009

Cited by 9 | PDF Full-text (177 KB) | HTML Full-text | XML Full-text | Supplementary Files

Abstract

A new Schiff base 4-[(pyridin-3-ylmethylene)amino]phenylhexadecanoate was synthesized and its IR, ¹H NMR, ¹³C NMR and MS spectroscopic data are presented. Full article

Open AccessShort Note 4-[(Pyridin-3-ylmethylene)amino]phenyltetradecanoate

by Sie-Tiong Ha, Lay-Khoon Ong, Yip-Foo Win, Teck-Ming Koh and Guan-Yeow Yeap

Molbank 2009, 2009(1), M585; doi:10.3390/M585

Received: 18 November 2008 / Accepted: 12 December 2008 / Published: 15 January 2009

Cited by 9 | PDF Full-text (159 KB) | HTML Full-text | XML Full-text | Supplementary Files

Abstract

A new Schiff base 4-[(pyridin-3-ylmethylene)amino]phenyltetradecanoate was synthesized and its IR, ¹H NMR, ¹³C NMR and MS spectroscopic data are presented. Full article

Open AccessShort Note Synthesis of novel 3-Hydrazino-3-oxo-N-(4-sulfamoylphenyl)-propanamide

by Arshi Naqvi, Mohd. Shahnawaaz, Arikatla V. Rao, Daya S. Seth and Nawal K. Sharma

Molbank 2009, 2009(1), M586; doi:10.3390/M586

Received: 27 November 2008 / Accepted: 12 December 2008 / Published: 15 January 2009

Cited by 1 | PDF Full-text (175 KB) | HTML Full-text | XML Full-text | Supplementary Files

Abstract

Novel 3-hydrazino-3-oxo-N-(4-sulfamoylphenyl)propanamide has been efficiently synthesized from DEM and hydrazine hydrate. The synthesized hydrazide was screened for anti-tubercular activity. Full article

Open AccessShort Note A novel method for the synthesis of 6-bromo-2-(3,4-dichlorophenyl)imidazo[1,2-a]pyridine using microwave irradiation

by Shankarappa A. Biradar, Venkatesh K. Bhovi, Yadav D. Bodke and Rajesh Bhavanishankar

Molbank 2009, 2009(1), M587; doi:10.3390/M587

Received: 24 December 2008 / Accepted: 12 January 2009 / Published: 15 January 2009

Cited by 1 | PDF Full-text (164 KB) | HTML Full-text | XML Full-text | Supplementary Files

Abstract

A simple and novel route to the synthesis of imidazopyridines was developed. The present work involves the synthesis of 6-bromo-2-(3,4-dichlorophenyl)imidazo[1,2-a]pyridine (3) by using microwave irradiation. The synthesized compound (3) was well characterized by NMR, IR, LCMS and elemental analysis. Full article

Open AccessShort Note Synthesis of (2E)-2-(2,4,6-Trimethoxybenzylidene)indan-1-one

by Abdullah Mohamed Asiri and Mohammed Golam Rasul

Molbank 2009, 2009(1), M588; doi:10.3390/M588

Received: 5 December 2008 / Accepted: 12 January 2009 / Published: 15 January 2009

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Abstract

Donor-acceptor (D-p-A) dyestuff and colorants represent a vast majority of organic chromogens Full article

Open AccessShort Note Synthesis of 3-{4-[4-(Benzylideneamino)benzenesulfonyl]- phenyl}-2-phenylquinazolin-4(3H)-one

by R. Thilagavathi, Helen P. Kavitha, R. Arulmozhi and Sunil Manohar Babu

Molbank 2009, 2009(1), M589; doi:10.3390/M589

Received: 9 November 2008 / Accepted: 12 January 2009 / Published: 15 January 2009

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Abstract

The present work describes the synthesis of a Schiff base, 3-{4-[4-(benzylideneamino) benzenesulfonyl]phenyl}-2-phenylquinazolin-4(3H)-one from a novel quinazolinone, 3-[4-(4 aminobenzenesulfonyl)phenyl]-2-phenylquinazolin-4(3H)-one. The quinazolinone was prepared by reacting 2-phenyl-4H-3,1 benzoxazin-4-one with dapsone. The structure of the synthesized Schiff base is confirmed

[...] Read more.

The present work describes the synthesis of a Schiff base, 3-{4-[4-(benzylideneamino) benzenesulfonyl]phenyl}-2-phenylquinazolin-4(3H)-one from a novel quinazolinone, 3-[4-(4 aminobenzenesulfonyl)phenyl]-2-phenylquinazolin-4(3H)-one. The quinazolinone was prepared by reacting 2-phenyl-4H-3,1 benzoxazin-4-one with dapsone. The structure of the synthesized Schiff base is confirmed by IR, ¹H NMR, ¹³C NMR, MS and elemental analysis.- Full article

Open AccessShort Note Synthesis of 3-(4-Chloro-2-methoxy-7H-pyrrolo[2,3-d]-pyrimidin-7-yl)propanoic acid – An N(9)-Functionalized 7-Deazapurine

by Helmut Rosemeyer

Molbank 2009, 2009(1), M590; doi:10.3390/M590

Received: 13 January 2009 / Accepted: 30 January 2009 / Published: 6 February 2009

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Abstract

Regioselective N-alkylation of 4-chloro-2-methoxy-7H-pyrrolo[2,3- d]pyrimidine (6) with ethyl 3-bromopropionate under liquid-liquid phase-transfer reactionconditions gave the ester 7a. Its saponification yielded the acid 7b. The logP values of a series of N(9)-functionalized purines and purine isosteres were calculated. Full article

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Open AccessShort Note 4-[(Pyridin-3-ylmethylene)amino]phenyloctadecanoate

by Sie-Tiong Ha, Lay-Khoon Ong, Yip-Foo Win, Teck-Ming Koh and Guan-Yeow Yeap

Molbank 2009, 2009(1), M591; doi:10.3390/M591

Received: 18 November 2008 / Accepted: 20 February 2009 / Published: 23 February 2009

Cited by 4 | PDF Full-text (236 KB) | HTML Full-text | XML Full-text | Supplementary Files

Abstract

A new Schiff base 4-[(pyridin-3-ylmethylene)amino]phenyloctadecanoate was synthesized and its IR, ¹H NMR, ¹³C NMR and MS spectroscopic data are presented. Full article

Open AccessCorrection Correction: Kotali, A. 1-(o-Hydroxyphenyl)-3-phenylpropenone N-benzoylhydrazone. Molbank 2003, M350.

by Antigoni Kotali

Molbank 2009, 2009(1), M592; doi:10.3390/M592

Received: 28 January 2009 / Published: 26 February 2009

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Abstract

We found the following error in our paper published in Molbank a few years ago [1]. The correct title should be: 2,2'-Dihydroxybenzophenone N-Carbonylethoxyhydrazone. [...] Full article

Open AccessCorrection Correction: Kotali, A. et al. 7-Hydroxy-8-acetylcoumarin N-1-(Carboxymethyl)pyridinium Chloride Hydrazone. Molbank 2008, M571.

by Antigoni Kotali, Ioannis S. Lafazanis and Philip A. Harris

Molbank 2009, 2009(1), M593; doi:10.3390/M593

Received: 28 January 2009 / Published: 26 February 2009

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Abstract

We found the following error in our paper published in Molbank recently [1]. In the Scheme the positive charge should be at the nitrogen atoms and the negative charge should be at the chlorine atoms. The correct Scheme is shown below: [...] Full article

Open AccessShort Note Synthesis of (2R,3S)-((1R,2S,5R)-2-isopropyl-5-methylcyclohexyl) 2-(4-bromophenyl)-3-(tert-butoxy-carbonylamino)-tetrahydrofuran-3-carboxylate and (2S,3R)-((1R,2S,5R)-2-isopropyl- 5-methylcyclohexyl)2-(4- bromophenyl)-3-(tert-butoxycarbonylamino)-tetrahydrofuran-3-carboxylate

by Andreas Grauer and Burkhard König

Molbank 2009, 2009(1), M594; doi:10.3390/M594

Received: 21 February 2009 / Accepted: 12 March 2009 / Published: 16 March 2009

Cited by 1 | PDF Full-text (157 KB) | HTML Full-text | XML Full-text | Supplementary Files

Abstract

Two new C^α-tetrasubstituted α-amino acids (2R,3S)-((1R,2S,5R)-2-isopropyl-5-methylcyclohexyl) 2-(4-bromophenyl)-3-(tert-butoxycarbonylamino)-tetrahydrofuran-3-carboxylate and (2S,3R)-((1R,2S,5R)-2-isopropyl-5-methylcyclohexyl) 2-(4-bromophenyl)-3-(tert-butoxycarbonylamino)-tetrahydrofuran-3-carboxylate were synthesized and characterized by NMR, MS, elemental analysis and X-ray. Full article

Open AccessShort Note Synthesis of 1-[(2-Oxonaphthalen-1(2H)-ylidene)methyl]urea

by Jiehua Xu, Anjun Chen and Qingjian Liu

Molbank 2009, 2009(1), M595; doi:10.3390/M595

Received: 7 January 2009 / Accepted: 13 March 2009 / Published: 18 March 2009

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Abstract

An unexpected product, 1-[(2-oxonaphthalen-1(2H)-ylidene)methyl]urea 4 of the condensation reaction of 2-hydroxy-1-naphthaldehyde with or without ethyl benzoylacetate and urea under hydrochloric acid-catalyzed and solvent-free conditions is reported. Full article

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Scheme 1

Open AccessShort Note Synthesis of rac-tert-butyl 3-(benzyloxycarbonylamino)-2-(4-bromophenyl)-tetrahydrofuran-3-carboxylate

by Andreas Grauer and Burkhard König

Molbank 2009, 2009(1), M596; doi:10.3390/M596

Received: 21 February 2009 / Accepted: 12 March 2009 / Published: 23 March 2009

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Abstract

A new C^α-tetrasubstituted α-amino acid rac-tert-butyl°3-(benzyloxycarbonylamino)-2-(4-bromophenyl)-tetrahydrofuran-3-carboxylate was synthesized and characterized by NMR, MS, elemental analysis and X-ray Full article

Open AccessShort Note Synthesis of 3-[2-(4-Chlorobenzylidene)hydrazino]-3-oxo-N-(4-sulfamoylphenyl)propanamide

by Arshi Naqvi, Mohd. Shahnawaaz, Arikatla V. Rao, Daya S. Seth and Nawal K. Sharma

Molbank 2009, 2009(1), M597; doi:10.3390/M597

Received: 25 January 2009 / Accepted: 19 March 2009 / Published: 23 March 2009

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Abstract

3-Hydrazino-3-oxo-N-(4-sulfamoylphenyl)propanamide has been used as a synthon for the preparation of 3-[2-(4-chlorobenzylidene)hydrazino]-3-oxo-N-(4-sulfamoylphenyl)propanamide Full article

Open AccessShort Note Synthesis of New Schiff Base Ether: p-n-(Dimethylamino)-benzylidene-p-dodecyloxyaniline

by Sie-Tiong Ha, Lay-Khoon Ong, Joanna Pik-Wan Wong, Yip-Foo Win and Teck-Ming Koh

Molbank 2009, 2009(1), M598; doi:10.3390/M598

Received: 25 November 2008 / Accepted: 24 March 2009 / Published: 24 March 2009

Cited by 2 | PDF Full-text (28 KB) | HTML Full-text | XML Full-text | Supplementary Files

Abstract

A new Schiff base ether, p-n-(dimethylamino)benzylidene-p-dodecyloxyaniline, was synthesized and its IR, ¹H NMR, ¹³C NMR and MS spectroscopic data are reported. Full article

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Molbank, Volume 2009, Issue 1 (March 2009)

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