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carboxyl group
carboxylic acid
carboxylic acid see carboxyl group .
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Catalysis of the Epoxy-Carboxyl reaction. (Technical Articles).
Magazine article from: The Journal of Coatings Technology; 3/1/2002; ; 700+ words
; ...resins in combination with carboxyl terminated polyester (4...reaction of an epoxy group with a carboxyl group can proceed in the absence...uncatalyzed reaction of epoxy groups with carboxyl groups four reaction products are...opening reaction of the epoxy group with a ...
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An isoleucine residue within the carboxyl-transferase domain of multidomain acetyl-coenzyme A carboxylase is a major determinant of sensitivity to aryloxyphenoxypropionate but not to cyclohexanedione inhibitors1
Magazine article from: Plant Physiology; 7/1/2003; ; 700+ words
; ...dependent carboxylation of the biotin group on the carboxyl carrier domain by the biotin-carboxylase...activity, followed by the transfer of the carboxyl group from biotin to acetyl-CoA by the carboxyl-transferase (CT) activity. In plants...
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Japanese Inventors Develop Water-Soluble Carboxyl Group-Containing Polymer Preparation Process
News Wire article from: US Fed News Service, Including US State News; 8/6/2008; 577 words
; ...preparing a water-soluble carboxyl group-containing polymer comprising...two ethylenically unsaturated groups in an inert solvent in the...a water-soluble carboxyl group-containing polymer being...two ethylenically unsaturated groups; and a water-soluble carboxyl...
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Biochemical and Structural Characterization of Benzenoid Carboxyl Methyltransferases Involved in Floral Scent Production in Stephanotis floribunda and Nicotiana suaveolens1
Magazine article from: Plant Physiology; 8/1/2004; ; 700+ words
; ...Flower-specific benzenoid carboxyl methyltransferases from Stephanotis...phenylpropanoids), these SA and BA carboxyl methyltransferases (SAMT and...subsequently discovered that a group of N-methyltransferases involved...presence of an ortho hydroxyl group on the benzyl ring of SA...
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South Carolina Inventor Develops High Carboxyl End Groups Polyester
News Wire article from: US Fed News Service, Including US State News; 8/9/2006; 449 words
; ...S.C., has developed a polyester with high carboxyl end groups and methods for making. According to the U.S...containing a substituted cyclic anhydride, having a carboxyl end group of greater or equal to 25 millimolar per kilogram...
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Involvement of a Heptad Repeat in the Carboxyl Terminus of the Dihydropyridine Receptor [beta]1a Subunit in the Mechanism of Excitation-Contraction Coupling in Skeletal Muscle
Magazine article from: Biophysical Journal; 8/1/2004; ; 700+ words
; ...1a-specific domain present in the carboxyl terminus, namely the D5 region comprising...controls the EC coupling activity. The carboxyl terminal heptad repeat of [beta]1a...sarcoplasmic reticulum. At this location, groups of four DHPRs arranged in tetrads are...
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pK^sub a^ Values for Side-Chain Carboxyl Groups of a PGB1 Variant Explain Salt and pH-Dependent Stability
Magazine article from: Biophysical Journal; 1/1/2007; ; 700+ words
; ...observed pK^sub a^ values of all carboxyl groups in a variant of PGB1 (T2Q, N8D...functionally important charged groups (1). The goal of the study presented...Wt PGB1 contains 11 titrating carboxyl groups, five Glu, five Asp...
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Water and carboxyl group enviornments in the dehydration blueshift of bacteriorhodopsin
Magazine article from: Photochemistry and Photobiology; 11/1/2000; ; 700+ words
; Water and Carboxyl Group Environments in the Dehydration Blueshift of Bacteriorhodopsin...extent of the 528 nm pigment. This suggests that a carboxylic acid group or groups is undergoing a change in environment as a result of dehydration...
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French Inventors Develop Secondary Para-Phenylenediamines with Carboxyl Group
News Wire article from: US Fed News Service, Including US State News; 6/16/2008; 428 words
; ...Patent & Trademark Office: "The present disclosure relates to novel secondary para-phenylenediamines having a carboxyl group. The present disclosure further relates to a dye composition comprising at least one secondary para-phenylenediamine...
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Computational models for structure-hydrophobicity relationships of 4-carboxyl-2,6-dinitrophenyl azo hydroxynaphthalenes.(STATISTICAL ANALYSIS)(Report)
Magazine article from: Journal of AOAC International; 1/1/2007; ; 700+ words
; ...increased when the common hydroxyl group (OH) is positioned ortho to the azo group, relative to para positioning...the position ortho to the azo group reduces toxic activity (1...reactive arenediazonium ion 4-carboxyl-2,6-dinitrobenzene diazonium...
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carboxyl group
Book article from: The Columbia Encyclopedia, Sixth Edition
carboxyl group , in chemistry, functional...molecules contain a carboxyl group that is joined to a hydrogen atom, an alkyl group , or an aryl group by a single bond to its carbon...compounds that contain two carboxyl groups, are important in a number...
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carboxyl
Book article from: A Dictionary of Plant Sciences
carboxyl The group -CO 2 H (also written as -COOH).
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Protein Structure
Book article from: Biology
...features: an amino and a carboxyl chemical group both bonded to the alpha...x3B1; ) and an R group that defines a particular amino acid. Some R groups are hydrophobic and tend...of proteins. Other R groups are polar in nature and...protein synthesis the amino group of the amino acid ...
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Amino Acids
Book article from: Science of Everyday Things
...amino group (-NH 2 ), a carboxyl group (-COOH), a hydrogen atom, and a fourth group that differs from one amino...often is referred to as the- R group or the side chain. The- R group, which can vary widely, is...chemical bonds to other atoms or groups of atoms. These ...
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Alder, Kurt
Dictionary entry from: Complete Dictionary of Scientific Biography
...a double bond activated by nearby carbonyl or carboxyl groups). A simple example is the addition of butadient...bond was properly activated by nearby carbonyl, carboxyl, cyano, or nitro groups. Unsaturated compounds without such properly...
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