Organic phosphoric acid esters I (R, R'=alkyl; X=O, S; A=heterocyclic benzene ring contg. o) were prepd. by reaction of o-alkyl-s-alkylthiophosphoric acid chloride with aromatic hydroxy compds. (III). Insecticidal, miticidal, and nematocidal data of I were given against Tabacco cutworm...
Use of organic phosphonic or phosphoric acids, or of metal oxides or hydroxides, or of carboxylic salts of a metal as heat stabilisers for polyhydroxy... J Asrar,JR Pierre 被引量: 0发表: 2009年 Phosphoric acid anilides New processes for the manufacture of alkylated phosphoric acid 4- hydrox...
【24hr】Carbanion reactivity, kinetic and equilibrium studies of σ-adduct formation and elimination in the reactions of 4-nitrobenzofurazan derivatives with nitroalkane anions 包量 机译 4-硝基苯并呋喃山衍生物与硝基烷阴离子的反应中碳负离子的反应性,σ加合物形成和消除的动力学和平衡...
ChemInform Abstract: SYNTHESES AND POSSIBLE USES OF ORGANIC PHOSPHORUS AND PHOSPHORIC ACID DERIVATIVESorgano‐phosphorus compoundsNo abstract is available for this article.doi:10.1002/chin.197748285H. GROSSB. COSTISELLAWILEY‐VCH Verlag GmbHChemischer Informationsdienst...
NO.2B(C6F5)3/手性磷酸催化亚胺和未活化二烯的不对称Aza-Diels–Alder反应期刊：Organic Letters单位：南开大学化学学院作者：李鑫教授课题组Zhen Liu, Qing-Chun Qian, Li-Ming Chen原文篇名：B(C6F5)3/Chiral Phosphoric Acid Catalyzed Asymmetric Aza-Diels–AlderReaction of Imines and Unactivated Dienes原文网址...
Organic phosphoric acid ester derivatives represented by the formula (I):\nwherein R and R', which may be the same or different, each represents an alkyl group, and A represents a group of atoms necessary to complete together with the two carbon atoms to which they are attached, a 6-...
Organic phosphoric acid ester derivatives of the formula wherein R represents alkyl, R represents alkyl, R represents alkyl, alkenyl or alkynyl, R represents alkyl or aryl, X represents an oxygen atom or a sulfur atom and Y represents an oxygen atom, a sulfur atom or &rdurule& N-R, in ...
Ethyl esters, some mixed alkyl esters, and some mixed ester-amides of mono- and di-thionopyrophosphoric acids have been synthesized. Tests have been made of the action of the synthesized substances on the corn weevil, and four of them have been tested on white mice and guinea pigs....
Picosecond Pulse Radiolysis of Highly Concentrated Phosphoric Acid Solutions: Mechanism of Phosphate Radical Formation. J. Phys. Chem. B. 2014, 349, 91405. [Google Scholar] [CrossRef] Jayson, G.G.; Parsons, B.J.; Swallow, A.J. Some simple, highly reactive, inorganic chlorine derivatives in...
it can be related that the high content of carotenoids found appears to be the strongest natural “O” deactivators, and this can be related to the length of the polyene chain. In this regard, lycopene appears to be one of the most effective derivatives due to its open and long polyene ...