Carboxylic Anhydrides

Carboxylic Anhydrides

Carboxylic anhydrides are highly reactive acyl-transfer reagents used extensively in acylation, esterification, polymer synthesis, and pharmaceutical manufacturing. Their dual carbonyl groups enhance electrophilicity and facilitate formation of esters, amides, imides, and acylated heterocycles. Industrially important anhydrides such as acetic anhydride and phthalic anhydride serve as precursors for cellulose acetate, plasticizers, dyes, pigments, and resins. Carboxylic anhydrides provide controlled activation of carboxylic acids and support large-scale production of fine chemicals. Their tunable reactivity and broad substrate compatibility make them essential in organic synthesis and process chemistry.

Boc-Asp(Obzl)-n-Carboxyanhydride CAS NO 159396-59-5

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CAS No.:159396-59-5

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n-tert-Butoxycarbonyl-L-Glutamic Acid n-Carboxylic Anhydride CAS NO 160803-29-2

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CAS No.:160803-29-2

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N2-Benzyloxycarbonyl-N6-tert-Butoxycarbonyl-L -Lysine Carboxylic Anhydride CAS NO 161990-04-1

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CAS No.:161990-04-1

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Z-Glutamic Acid 5-Benzyl Ester Nca CAS NO 161990-08-5

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CAS No.:161990-08-5

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1,4,7,10-Tetraazacyclododecane-1,4,7,10-Tetraacetic Acid, 1-(2,5-Dioxo-1-Pyrrolidinyl) Ester CAS NO 170908-81-3

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CAS No.:170908-81-3

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3-Fluoroisatoic Anhydride CAS NO 174463-53-7

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CAS No.:174463-53-7

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Boc-Tryptophan Nca CAS NO 175837-77-1

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CAS No.:175837-77-1

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(S)-5-n-Phthaloyl-2-Bromovaleric Acid CAS NO 179090-37-0

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CAS No.:179090-37-0

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