anhydride

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anhydride

 [an-hi´drīd]
a compound derived from a substance, usually an acid, by removal of a molecule of water.

an·hy·dride

(an-hī'drīd),
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.

anhydride

/an·hy·dride/ (an-hi´drīd) any compound derived from a substance, especially an acid, by abstraction of a molecule of water.
chromic anhydride  chromic acid.
phthalic anhydride  a reactive low-molecular-weight compound with various industrial uses; it causes skin irritation and its fumes cause hypersensitivity pneumonitis.

anhydride

[anhī′drīd]
Etymology: Gk, a + hydor, without water
a chemical compound derived by the removal of water from one or more substances, especially an acid.

an·hy·dride

(an-hī'drīd)
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.

anhydride

a compound derived from an acid by removal of a molecule of water.
References in periodicals archive ?
The anhydrides were predicted to react with the amino acid side chains of serine, threonine, arginine, asparagine, lysine, histidine, tyrosine, glutamine, and cysteine.
Alcoholysis of anhydrides is catalyzed by tertiary amines.
Films of the epoxidized polymer were crosslinked using 1,5-diaminopentane (amine A), 1,9-diaminononane (amine B), pyromellitic anhydride (anhydride A), or trimellitic anhydride (anhydride B).
The characteristic difference between AOSA and ASA is that for AOSA compounds the succinic anhydride groups are always linked to the center of the alkenyl chains.
In this study the grafting of maleic anhydride onto elastomeric ethylene-octene copolymer (EOR) was carried out in a twin-screw extruder.
Hydrolyzed styrene-maleic anhydride resins perform as classic anionic polymeric surfactants, combining hydrophobic (styrene) and hydrophilic (carboxylic acid ammonium salt) structural units along a common backbone.
Makes three anhydrides and an amine epoxy curing agent: dodecenylsuccinic anhydride, hexahydrophthalic anhydride, methylhexahydrophthalic anhydride, and a cycloalaphatic diamine known as Millamine 5260.
The market research is accomplished by a list of major Maleic Anhydride suppliers and profiles of leading producers.
In this work, the homogeneous model system involves a simple addition reaction mechanism leading to an exothermic reaction between epoxide and anhydride activated groups.
Chains extension by ester formation between anhydrides and free hydroxyl chain ends (Reaction II) is therefore suggested as a reaction scheme for this step.
Offers formulated liquid amines, polyamides, anhydrides, and Lewis acids, both filled and unfilled.
CE's reportedly can outperform aromatic amine and anhydride curing agents in epoxy systems that are less expensive than CE homopolymers ($15/lb) or bismaleimides.