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An efficient synthesis of Schiff bases containing benzimidazole moiety catalyzed by transition metal nitrates
Aldehyde 2-aminobenzimidazole catalyst Schiff bases
2010/10/18
A simple and efficient method has been developed for the synthesis of some novel Schiff bases via the reaction of aromatic aldehydes with 2-aminobenzimidazole by using catalytic amount of M(NO3)2.xH2O...
Highly stereoselective and efficient synthesis of the dopa analogue in pepticinnamin E via enantioselective hydrogenation of dehydroamino acids
Synthesis dopa analogue enantioselective hydrogenation
2010/10/15
An efficient and new method was developed to prepare the dopa analogue 11 in natural pepticinnamin via catalytic hydrogenation of dehydroamino acids (DDAA) with a good yield and ee. Product 11 is a ke...
Efficient Synthesis of Imidazole Derivatives: An Important Synthon for the Preparation of Biologically Active Compounds
Imidazole N-chlorosuccinimide chloroimidazole chloroimidazole-carboxaldehyde
2010/4/16
4(5)-Chloro-imidazole-5(4)-carboxaldehyde derivatives are important precursors for the preparation of biologically active compounds. We developed a simple, novel, and efficient method for the synthesi...
A Convenient and Efficient Synthesis of N-Acylsulfonamides in the Presence of Silica Phosphoric Acid under Heterogeneous and Solvent-Free Conditions
N-acylsulfonamide solvent-free silica phosphoric acid heterogeneous condition N-acylation
2010/4/8
Reaction of sulfonamides with carboxylic acid anhydrides and chlorides in the presence of silica phosphoric acid provided N-acyl sulfonamides in good to high yields. All reactions were performed under...
摘要 Sodium tetrafluoroborate (NaBF4) was found to catalyze the electrophilic substitution reactions of indoles with aldehydes and ketones under solvent-free conditions to afford the corresponding bis(i...
An Efficient Synthesis of α-(2,4-dichloro-phenoxy acetoxy)Aryl Methyl Phosphonates Monosodium Salts
2007/7/28
期刊信息
篇名
An Efficient Synthesis of α-(2,4-dichloro-phenoxy acetoxy)Aryl Methyl Phosphonates Monosodium Salts
语种
英文
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作者
Tao Wang,Hong Wu He
第一作者单位
华中师范大学
刊物名称
SYNTHETIC COMMUNICATIONS
页面
34 (8):...
期刊信息
篇名
Efficient synthesis of benzaldehyde by direct carbonylation of benzene in ionic liquids
语种
英文
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作者
Wei Juan Zhao,Xuan Zhen Jiang
第一作者单位
Department of Chemistry, Zhejiang University
刊物名称...
An Efficient Synthesis of Substituted 4-Aryl-3-Cyano-2-Amino Thiophenes by a Stepwise Gewald Reaction
Aminothiophenes bromocrotonitriles substituted aminothiophenes
2010/4/20
The title compounds were efficiently synthesised starting from aryl methyl ketones in 3 steps. Knoevenagel condensation of aryl methyl ketones with malononitrile gave the corresponding crotonitriles (...
Efficient Synthesis of 1-Alkoxycarbonyl-Methyl-2-Alkylpyrroles from Dichloro- and Methoxychloropropylalkyl Ketones
1-Alkoxycarbonyl-Methyl-2-Alkylpyrroles from Dichloro- Efficient Synthesis
2010/4/22
The condensation reaction of 2,3-dichloropropyl- and 2-methoxy-3-chloropropyl alkyl ketones with alkyl 2-aminoacetate salts leads to 1-alkoxy-carbonylmethyl-2-alkylpyrroles. These compounds, with vari...
An Efficient Synthesis of (1 S , 2 R )-1-Amino-2-Indanol, A Key Intermediate of HIV Protease Inhibitor, Indinavir
Manganese(III) oxidation imine reduction enantioselective hydrolysis 1-amino-2-indanol
2010/6/28
(1S,2R)-1-amino-2-indanol, a key component of an HIV protease inhibitor is synthesized in four steps starting from indanone. The Mn(OAC)3 mediated acetoxylation of indanone followed by fungus catalyze...