intramolecular anhydride

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• maleic acid — /meuh lee ik/, Chem. a colorless, crystalline, water soluble solid, C4H4O4, isomeric with fumaric acid, having an astringent, repulsive taste and faint acidulous odor: used in the manufacture of synthetic resins, the dyeing and finishing of… …   Universalium

• carboxylic acid — Chem. any organic acid containing one or more carboxyl groups. [1900 05; CARBOXYL + IC] * * * Any organic compound with the general chemical formula ―COOH in which a carbon (C) atom is bonded to an oxygen (O) atom by a double bond to make a… …   Universalium

• Maleic acid — Not to be confused with Malic acid or malonic acid. Maleic acid …   Wikipedia

• Danishefsky Taxol total synthesis — overview from raw material perspective The Danishefsky Taxol total synthesis in organic chemistry is an important third Taxol synthesis published by the group of Samuel Danishefsky in 1996 [1] two years after the first two efforts …   Wikipedia

• List of enzymes — This article is a list of enzymes, sorted by their respective sub categories and EC number.See also: * List of EC numbers * List of EC numbers (EC 1) * List of EC numbers (EC 2) * List of EC numbers (EC 3) * List of EC numbers (EC 4) * List of EC …   Wikipedia

• Pummerer rearrangement — The Pummerer rearrangement is an organic reaction whereby an alkyl sulfoxide rearranges to an α acyloxy thioether in the presence of acetic anhydride.Ref|Pummerer1909 Ref|Pummerer1910 In this reaction, sulfur is reduced while adjacent carbon is… …   Wikipedia

• Oseltamivir total synthesis — concerns the total synthesis of the antiinfluenza drug oseltamivir marketed by Hoffmann La Roche under the trade name Tamiflu. Its commercial production starts from the biomolecule shikimic acid harvested from Chinese star anise with a limited… …   Wikipedia

• Oligonucleotide synthesis — is the chemical synthesis of relatively short fragments of nucleic acids with defined chemical structure (sequence). The technique is extremely useful in current laboratory practice because it provides a rapid and inexpensive access to custom… …   Wikipedia

• reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… …   Medical dictionary

• Polystyrene — For other uses, see Polystyrene (disambiguation). Expanded polystyrene packaging …   Wikipedia

• Nicolaou Taxol total synthesis — overview from raw material perspective. The Nicolaou Taxol total synthesis, published by K. C. Nicolaou and his group in 1994 concerns the total synthesis of Taxol. This organic synthesis was included in Nicolaou s book, Classics in Total… …   Wikipedia