Resources: Sugar Chemistry - Foundation, Reaction, Synthesis, Separation and Structure -- Cai Mengsing Li Zhongjun Editor-in-Chief.
Time of Update: 2020-10-29
be used as a teaching material for undergraduates and graduate students in related fields, as well as for scientific research and teaching staff in the fields of sugar chemistry and sugar biology. Catalog Chapter 1 Name, Classification
General knowledge of coating: basic reaction of phenolic resin synthesis
Time of Update: 2020-04-03
The key points are as follows: 1
Synthesis principle of thermosetting phenolic resin Thermosetting phenolic resin is the resin obtained by controlling the synthesis
Chen Jiuxi's team from Wenzhou University: palladium catalyzed series reaction of 2 - (cyanomethoxy
Time of Update: 2020-02-10
Recently, the research group has made new progress in this field: palladium catalyzed series reaction of 2 - (cyanomethoxy) chalcone with arylboric acid was developed to selectively synthesize benzofurano [2,3-c] pyridine derivatives (DOI: 10.1021/acs.orglett.
JACS: synthesis of 1,2-aminoalcohol by carbonyl addition reaction with chromium / photocatalysis
Time of Update: 2020-01-31
Summary: Frank glorius group has developed a mild and highly selective method to synthesize α - aminoalkylchromium reagent by chromium / photocatalysis, thus realizing the synthesis of 1,2-aminoalcohol.
Liu Song, Professor of Hunan University: one step synthesis of metal 1t '- sn0.3w0.7s2 nano sheet for hydrogen evolution reaction with template assisted
Time of Update: 2019-12-18
Recently, by using 1t-sns2 as template, Liu Song's research group of Hunan University prepared Sn 0.3w 0.7s2 with distorted octahedral coordination metastable 1t 'phase structure by liquid-phase synthesis, which has high intrinsic conductivity and significantly improved her catalytic performance (adv.
Stereoselective cacchi reaction catalyzed by angelw: PD for asymmetric synthesis of axially chiral 2,3-disubstituted indoles
Time of Update: 2019-12-16
Int. ed.) Summary: the research group of Jieping Zhu has developed stereoselective cacchi reaction for the first time, and synthesized a series of axially chiral 2,3-disubstituted indoles with good yield and enantioselectivity.
Angelw: Construction of 2,5-diaminoimidazole and synthesis of Modic by one step reaction
Time of Update: 2019-12-10
Int. ed.) next, the author investigated the substituent range of guanidine 20 ω - N by reaction with cyclic and acyclic α - aminoketones (15a and 15b) (Table 4).
Catalysis and reaction Laboratory of Xiamen University: one pot synthesis of gluconic acid from l
Time of Update: 2019-12-02
As an important environment-friendly chelating agent and water-soluble detergent, lead gluconic acid is widely used in food, medicine and paper industry
Synthesis of bridged tetrahydrobenzo [b] azatrel skeleton by aza piancatelli cyclization / Michael series reaction
Time of Update: 2019-11-28
Int. ed.) Summary: Vincent Gandon and David LEB œ UF started from simple raw materials, combined with aza piancatelli cyclization and Michael addition reaction, realized the first synthesis of bridged tetrahydrobenzo [b] azatrel skeleton.
Green chem.: synthesis of cinnamamide derivatives from aromatic aldehydes, amines and Meldrum acids by three component coupling reaction
Time of Update: 2019-10-24
At present, the synthesis methods of cinnamamide or piperonamide mainly include (scheme 1a-1c): the coupling reaction between cinnamic acid derivatives and amines, or the oxidation amidation reaction of Cinnamaldehyde and Wittig or Horner Wadsworth Emmons reaction of aromatic aldehydes.
Deng Guojun group, Xiangtan University: selective synthesis of pyrimidine and pyridine compounds
Time of Update: 2019-10-14
Recently, Deng Guojun, Professor of the school of chemistry, Xiangtan University, selected pyrimidine and pyridine compounds from aromatic aldehydes and ketones, aldehydes and ammonium salts without transition metals.
Angelw: through photochemical series reaction, the original ilurane framework was constructed
Time of Update: 2019-09-19
Protoiludane (Figure 1, a) is a natural product skeleton of great concern, which exists in a variety of sesquiterpenes with biological activities, such as atlantisone C (1), Δ 6
Research group of Professor Ye Longwu of Xiamen University: stereoselective synthesis of mesolactam
Time of Update: 2019-08-01
Recently, the research group of Professor Ye Longwu of Xiamen University successfully realized the stereoselective synthesis of a series of cyclolactams through the series reaction of alkynamide oxidation / [1,3] - rearrangement catalyzed by nonmetallic br ø nsted Acid.
Green chem.: electrochemical synthesis of ketene by decarboxylation coupling reaction
Time of Update: 2019-07-04
Ketene amine is an important target molecule existing in natural products, materials science and pharmaceutical preparations
They are also used to synthesize
JACS: catalytic asymmetric Staudinger aza Wittig reaction for the synthesis of heterocyclic amines
Time of Update: 2019-06-19
SOC.) recently, Professor ohyun Kwon of UCLA and others realized the first room temperature catalytic asymmetric desymmetry of ketones through Staudinger aza Wittig reaction, which provided an efficient synthesis method for the synthesis of chiral nitrogen heterocycles with quaternary centers.
of the negative hydrogen reaction activity of n-heterocyclophosphate and its application in synthesis
Time of Update: 2019-03-26
Especially 2-h-1,3,2-diazaphospholene, whose nucleophilic parameter n is 25.54, is the most active non-metallic negative hydrogen reagent determined by Mayr equation.
Research group of song wangze, associate professor of Dalian University of Technology: synthesis
Time of Update: 2018-11-28
The 1,2,3-triazole compounds synthesized by click chemistry are very important linking modules, which are widely used in the fields of material chemistry, biochemistry and polymer
Research and development of four component quinazoline synthesis reaction without metal by Professor Deng Guojun of Xiangtan University
Time of Update: 2018-11-19
(source: Green chem.) after obtaining the optimal conditions, the author used a variety of aromatic amines to investigate the substrate range and universality of the four component reaction (Table 2).
Selective synthesis of 1,3-diene and 1,3,5-triene by Heck reaction of C-C bond breaking in JACS
Time of Update: 2018-10-31
Carrow group of Princeton University reported a mild palladium catalyzed aerobic heck coupling reaction of (hetero) arylboric acid or alkenylboric acid with cyclobutene, and synthesized substituted 1,3-diene or 1,3,5-triene in the way of region and stereo selection respectively.
JACS: synthesis of highly selective enantiomer bromoalcohol by divergent reaction of racemic intermediate
Time of Update: 2018-10-05
Asymmetric halide functionalization of olefins is an effective method for the synthesis of chiral halides, which has potential application value
In the synthesis process