aThe evolution of carbonyl compounds may be explained by the fact that ketones and aldehydes are intermediate unstable compounds being easily reduced to alcohols 羰基化合物的演变也许解释用事实酮和醋醛是容易地减少到酒精的中间不稳定的化合物[translate]...
A method for producing compounds which are oxidized in an alpha position by electrochemical reaction with alcohol in the presence of an auxiliary electrolyte and catalytic amounts of a metal salt.doi:US6776894 B1PUETTER HERMANNSCHIERLE-ARNDT KERSTIN...
7-Beta-amino-3-(3-(4- substd.-tetrazolin-5-thion-1-yl) -propen-1-yl)-3-cephem -4-carboxylic acid derivs. of formula (I) are new. In (II), R1 = Me, Et, Pr, Ph or benzyl; R2 = p-methoxybenzyl, diphenylmethyl or allyl; R3 and R4 = each H, tert. butoxycarbonyl, trityl...
22. Carboxylic Acid Derivatives: NAS2h 51m Carboxylic Acid Derivatives 7m Naming Carboxylic Acids 9m Diacid Nomenclature 6m Naming Esters 5m Naming Nitriles 3m Acid Chloride Nomenclature 5m Naming Anhydrides 7m Naming Amides 5m Nucleophilic Acyl Substitution ...
as an adhesion promoter, wherein R represents an aliphatic or aromatic residue that contains one or more carboxylic acid ester units and/or one or more urethane units and that further contains at least one ether group and n represents an... S Elgimiabi - WO 被引量: 7发表: 2011年 ...
Certain 2,3-dihydro-2;2-dimethyl-benzothiophene carboxylic acids which are intermediates 来自 百度文库 喜欢 0 阅读量: 65 申请(专利)号: US19900471754 申请日期: 1990-01-24 公开/公告号: US4997956A 公开/公告日期: 1991-03-05 申请(专利权)人: ELI LILLY AND COMPANY 发明人: WB Lace...
In the modeled de novo initiation complex with Kang A, the pose of Kang A positioned the negatively charged carboxylic group of the K-acid very close (2.5 Å between the closest oxygen of each group) to the negatively chargediNTP γ-phosphate (Fig.6b), suggesting that Kang A may incre...
2,4-Diamino-5-(2,4-dichlorophenyl)pyrimidine-6-carboxylic acidThis compound was prepared from the compound of Example 46 reaction with potassium permanganate, mp. 227° C. Example 74Ethyl-2,4-diamino-5-(2,4-dichlorophenyl)pyrimidine-6-carboxylate...
In the context of the present invention, carboxylic acids which can be used in acid form as anionic surfactants are, for example, hexanoic acid (caproic acid), heptanoic acid (enanthic acid), octanoic acid (caprylic acid), nonanoic acid (pelargonic acid), decanoic acid (capric acid), ...
In preparing compounds wherein R is heteroaryl an appropriate heteroarylcarboxylic acid is used with a coupling agent such as carbonyldiimidazole in THF or dicyclohexylcarbodiimide in methylene chloride. The thus obtained amides are final products of the present invention and can also be reduced to ...