Quinoidine

enUK

Qui`noid´ine

(Med. Chem.) A brownish resinous substance obtained as a by-product in the treatment of cinchona bark. It consists of a mixture of several alkaloids.

quinoidine

enUK

quinoidine

[kwi′nō·ə‚dēn] (organic chemistry) A brownish-black mass consisting of a mixture of alkaloids which remain in solution after extracting crystallized alkaloids from cinchona bark; soluble in dilute acids, alcohol, and chloroform; used in medicine. Also known as chinoidine.

quinoidine

enUK

qui·noi·dine

(kwĭ-noi′dēn′, -dĭn)n. A brownish-black mixture of alkaloids remaining after extraction of crystalline alkaloids from cinchona bark, used as a quinine substitute.

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