phyticadj.

Brit.

/ˈfʌɪtɪk/, U.S.

/ˈfaɪdɪk/

Origin: Formed within English, by derivation. Etymons: phytin n., -ic suffix.

Etymology: < phyt- (in phytin n.) + -ic suffix.

Biochemistry.

phytic acid n. a phosphoric acid ester, C₆H₆(OPO₃H₂)₆, of myo-inositol which is found in plant tissues, esp. in the seeds of cereals, and readily binds with metals to form salts.

ΘΚΠ

the world > matter > chemistry > organic chemistry > esters > [noun] > named

oxalic ether1788

margarate1819

acrylate1843

urethane1856

tropeine1880

malonic ester1881

heavy oil of wine1882

phosphatide1884

ethanoate1892

imino-ester1897

acetylcholine1906

phaeophytin1907

phytic acid1908

propiolactone1917

silicon ester1923

methyl methacrylate1933

Tylose1934

testosterone propionate1937

filicin1941

trichothecin1948

siphonein1949

acetyl coenzyme A1950

acetyl CoA1951

1908 Jrnl. Biol. Chem. 4 497 Wheat bran, which contains 1½ per cent of phosphorus, was found to be essentially free from inorganic phosphates, the whole of the phosphorus being present as salts of phytic acid.

1943 Endeavour 2 75/2 One important dietary constituent, phytic acid (inositol hexaphosphoric acid),..interferes with calcification by precipitating calcium in the gut and making it unavailable.

1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) VII. 121/2 The phytic acid of whole wheat is of nutritional importance because it combines with dietary calcium, decreasing its availability.

1992 Health Now Mar. 2/4 The unavailability of iron in some foods is due to the presence of phytic acid which may be formed during the digestion of cereal.

This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).

单词	phytic
释义	phyticadj. Brit. /ˈfʌɪtɪk/, U.S. /ˈfaɪdɪk/ Origin: Formed within English, by derivation. Etymons: phytin n., -ic suffix. Etymology: < phyt- (in phytin n.) + -ic suffix. Biochemistry. phytic acid n. a phosphoric acid ester, C₆H₆(OPO₃H₂)₆, of myo-inositol which is found in plant tissues, esp. in the seeds of cereals, and readily binds with metals to form salts. ΘΚΠ the world > matter > chemistry > organic chemistry > esters > [noun] > named oxalic ether1788 margarate1819 acrylate1843 urethane1856 tropeine1880 malonic ester1881 heavy oil of wine1882 phosphatide1884 ethanoate1892 imino-ester1897 acetylcholine1906 phaeophytin1907 phytic acid1908 propiolactone1917 silicon ester1923 methyl methacrylate1933 Tylose1934 testosterone propionate1937 filicin1941 trichothecin1948 siphonein1949 acetyl coenzyme A1950 acetyl CoA1951 1908 Jrnl. Biol. Chem. 4 497 Wheat bran, which contains 1½ per cent of phosphorus, was found to be essentially free from inorganic phosphates, the whole of the phosphorus being present as salts of phytic acid. 1943 Endeavour 2 75/2 One important dietary constituent, phytic acid (inositol hexaphosphoric acid),..interferes with calcification by precipitating calcium in the gut and making it unavailable. 1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) VII. 121/2 The phytic acid of whole wheat is of nutritional importance because it combines with dietary calcium, decreasing its availability. 1992 Health Now Mar. 2/4 The unavailability of iron in some foods is due to the presence of phytic acid which may be formed during the digestion of cereal. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < adj.1908
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