phytosterinn.

Brit.

/fʌɪˈtɒst(ə)rɪn/, U.S.

/faɪˈtɑst(ə)rən/

Origin: A borrowing from German. Etymon: German Phytosterin.

Etymology: < German Phytosterin (O. Hesse 1878, in Ann. d. Chem. u. Pharm. 192 176) < phyto- phyto- comb. form + -sterin (in Cholesterin cholesterin n.).

Chemistry. Now historical.

= phytosterol n. (conceived as a single distinct substance).

ΘΚΠ

the world > matter > chemistry > organic chemistry > neutral substances from plants > [noun]

ulmic acid1831

pectin1833

peucedanin1836

imperatorin1838

humin1844

sycoretin1860

templin-oil1868

vanillin1868

phytosterin1881

carrageenin-

1881 H. Watts Dict. Chem. VIII. ii. 1624 Phytosterin, C₂₆H₄₄O... A neutral substance, identical or homologous with cholesterin, obtained from Calabar beans by extraction with petroleum-ether.

1897 Naturalist 47 Various higher alcohols and phytosterin being present therein as bases.

1933 D. Shoenberg tr. F. Rinne in Trans. Faraday Soc. 29 1019 On addition of acetone to a cold saturated solution in acetic ester of phytosterin valerate the latter..separates out as a paracrystal.

1999 HerbalGram (Nexis) Winter 35–49 In the early 20th century Finnemore confirmed phytosterin, isoferulic acid, salicylic acid, sugars, tannins, and long-chain fatty acids.

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

单词	phytosterin
释义	phytosterinn. Brit. /fʌɪˈtɒst(ə)rɪn/, U.S. /faɪˈtɑst(ə)rən/ Origin: A borrowing from German. Etymon: German Phytosterin. Etymology: < German Phytosterin (O. Hesse 1878, in Ann. d. Chem. u. Pharm. 192 176) < phyto- phyto- comb. form + -sterin (in Cholesterin cholesterin n.). Chemistry. Now historical. = phytosterol n. (conceived as a single distinct substance). ΘΚΠ the world > matter > chemistry > organic chemistry > neutral substances from plants > [noun] ulmic acid1831 pectin1833 peucedanin1836 imperatorin1838 humin1844 sycoretin1860 templin-oil1868 vanillin1868 phytosterin1881 carrageenin- 1881 H. Watts Dict. Chem. VIII. ii. 1624 Phytosterin, C₂₆H₄₄O... A neutral substance, identical or homologous with cholesterin, obtained from Calabar beans by extraction with petroleum-ether. 1897 Naturalist 47 Various higher alcohols and phytosterin being present therein as bases. 1933 D. Shoenberg tr. F. Rinne in Trans. Faraday Soc. 29 1019 On addition of acetone to a cold saturated solution in acetic ester of phytosterin valerate the latter..separates out as a paracrystal. 1999 HerbalGram (Nexis) Winter 35–49 In the early 20th century Finnemore confirmed phytosterin, isoferulic acid, salicylic acid, sugars, tannins, and long-chain fatty acids. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < n.1881
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