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anhydride

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anhydride
anhydride Chem. (ænˈhaɪdraɪd) [mod. f. Gr. ἄνῡδρ-ος waterless (f. ἀν priv. + ὕδωρ water) + -ide.] A chemical compound formed by the union of oxygen with another element, without hydrogen, but which, on exposure to water, absorbs hydrogen and becomes an acid. Also called anhydrous acids, because they... Oxford English Dictionary
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Chlorophthalic anhydride
Chlorophthalic anhydride may refer to: 3-Chlorophthalic anhydride 4-Chlorophthalic anhydride wikipedia.org
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General Mechanism of Anhydride Reactions - Chemistry LibreTexts
Jan 23, 2023General mechanism; Contributors; Carboxylic acid derivatives are a group of functional groups whose chemistry is closely related. The main difference is the presence of an electronegative substituent that can act as a leaving group during nucleophile substitution reactions. Although there are many types of carboxylic acid derivatives known we ...
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define carbonic anhydride
Carbonic anhydride may refer to: Carbon dioxide, the acidic oxide of carbonic acid.
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Malonic anhydride
It can be viewed as the anhydride of malonic acid, or a double ketone of oxetane. References See also Carbon suboxide (C3O2), an anhydride of malonic anhydride. 2-oxetanone, also called β-propiolactone 3-oxetanone Carboxylic anhydrides wikipedia.org
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Butyric anhydride
Butyric anhydride or butanoic anhydride is the chemical compound with the formula (CH3CH2CH2CO)2O. Safety Butyric anhydride is a combustible, corrosive liquid. It is considered water sensitive. wikipedia.org
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Carbonic anhydride
Carbonic anhydride may refer to: Carbon dioxide, the acidic oxide of carbonic acid Dicarbonic acid, the of carbonic acid using two molecules 1,3-Dioxetanedione wikipedia.org
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Base anhydride
If water is added to a base anhydride, a corresponding hydroxide salt can be [re]-formed. Examples Quicklime (calcium oxide) is a base anhydride. wikipedia.org
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Nadic anhydride
Nadic anhydride, also known as 5-norbornene-2,3-dicarboxylic anhydride, is an organic acid anhydride derivative of norbornene. anhydride (also known as carbic anhydride). wikipedia.org
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Polyisobutylene succinic anhydride (PIBSA) 聚異丁烯丁二酸酐
谷氨酰胺酶(Glutaminase) 風味蛋白酶 (Aminopeptidase) 胰蛋白酶(Trypsin) 脂肪水解酵素(Lipase) 生質柴油脂肪酶(Biodiesel lipase) 木聚糖酶(Xylanase) 纖維水解酵素(Cellulase) 複合纖維酵素(Beta-glucanase) 果膠水解酵素(Polygalacturonase) 果膠甲酯酵素(Pectinmethylesterase) 天門冬醯胺酶(Asparaginase)
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Oxalic anhydride
Oxalic anhydride or ethanedioic anhydride, also called oxiranedione, is a hypothetical organic compound, one of several isomers having the formula C2O3 It can be viewed as the anhydride of oxalic acid or the two-fold ketone of ethylene oxide. It is an oxide of carbon (an oxocarbon). wikipedia.org
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Succinic anhydride
Succinic anhydride, is an organic compound with the molecular formula (CH2CO)2O. This colorless solid is the acid anhydride of succinic acid. Industrially, succinic anhydride is prepared by catalytic hydrogenation of maleic anhydride. wikipedia.org
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Trifluoroacetic anhydride
Trifluoroacetic anhydride (TFAA) is the acid anhydride of trifluoroacetic acid. It is the perfluorinated derivative of acetic anhydride. Similar to acetic anhydride, trifluoroacetic anhydride can be used as a dehydrating agent and as an activator for the Pummerer rearrangement. wikipedia.org
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Methacrylic anhydride
Methacrylic anhydride is a liquid which reacts with water exothermically. Uses Methacrylic anhydride is used as an intermediate agent in plastics material and resin manufacturing. References Carboxylic anhydrides wikipedia.org
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Trifluoromethanesulfonic anhydride
Trifluoromethanesulfonic anhydride, also known as triflic anhydride, is the chemical compound with the formula (CF3SO2)2O. Abbreviated Tf2O, triflic anhydride is the acid anhydride of the superacid triflic acid, CF3SO2OH. wikipedia.org
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