| 释义 |
pectic acid
pec·tic acid P0141200 (pĕk′tĭk)n. Any of several transparent gelatinous acids that are insoluble in water and are formed by partial or complete hydrolysis of certain esters of pectin.
[French pectique, related to pectin, from Greek pēktikos, coagulating, from pēktos, coagulated; see pectin.]pectic acid n (Elements & Compounds) a complex acid containing arabinose and galactose that occurs in ripe fruit, beets, and other vegetables. Formula: C35H50O33 pec′tic ac′id
n. any of several products of the hydrolysis of pectin esters. [1825–35; < Greek pēktikós congealing =pēkt(ós) congealed (verbal adj. of pēgnýnai to fix in, make solid) + -ikos -ic] Thesaurus| Noun | 1. | pectic acid - a complex acid that occurs in ripe fruit and some vegetablesacid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt |
pectic acid
pectic acid[′pek·tik ′as·əd] (biochemistry) A complex acid, partially demethylated, obtained from the pectin of fruits. pectic acid
d-ga·lac·tu·ron·ic ac·id (gă-lak-tūr-on'ik as'id), The d-isomer is an oxidation product of d-galactose, in which the 6-CH2OH group has become a -COOH group; occurs in many natural products (for example, pectins) and cell walls. Synonym(s): pectic acidpectic acid (pĕk′tĭk)n. Any of several transparent gelatinous acids that are insoluble in water and are formed by partial or complete hydrolysis of certain esters of pectin.pectic acidC17H24O16, an acid derived from pectin by hydrolyzing its methyl ester group.See also: acidpectic acid
Words related to pectic acidnoun a complex acid that occurs in ripe fruit and some vegetablesRelated Words |