phthalyln.

Brit.

/ˈ(f)θalʌɪl/,

/ˈ(f)θalɪl/, U.S.

/ˈθæləl/

Origin: Formed within English, by derivation. Etymons: phthalic adj., -yl suffix.

Etymology: < phthal- (in phthalic adj.) + -yl suffix. Compare French phtalyle (1876 or earlier), German Phtalyl (1870 or earlier; now Phthalyl).

Chemistry.

A radical derived from phthalic acid by the loss of one or both hydroxyl groups.

ΚΠ

1866 H. Watts Dict. Chem. IV. 633 Chloride of phthalyl.

1889 Proc. Royal Soc. 47 7 The lactone similar to the lactones obtainable from phthalyl and succinyl chlorides.

1903 Jrnl. Amer. Chem. Soc. 25 Phthalyl chloride..has been assigned both a symmetrical and an unsymmetrical structure.

1946 Thorpe's Dict. Appl. Chem. (ed. 4) VII. 173/1 It [sc. phthalide] is also produced by the reduction of phthalyl chloride.

2001 Speciality Chem. (Nexis) 1 Apr. 26 Other groups used include the tosyl, phthalyl and trifluoroacetyl groups.

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

单词	phthalyl
释义	phthalyln. Brit. /ˈ(f)θalʌɪl/, /ˈ(f)θalɪl/, U.S. /ˈθæləl/ Origin: Formed within English, by derivation. Etymons: phthalic adj., -yl suffix. Etymology: < phthal- (in phthalic adj.) + -yl suffix. Compare French phtalyle (1876 or earlier), German Phtalyl (1870 or earlier; now Phthalyl). Chemistry. A radical derived from phthalic acid by the loss of one or both hydroxyl groups. ΚΠ 1866 H. Watts Dict. Chem. IV. 633 Chloride of phthalyl. 1889 Proc. Royal Soc. 47 7 The lactone similar to the lactones obtainable from phthalyl and succinyl chlorides. 1903 Jrnl. Amer. Chem. Soc. 25 Phthalyl chloride..has been assigned both a symmetrical and an unsymmetrical structure. 1946 Thorpe's Dict. Appl. Chem. (ed. 4) VII. 173/1 It [sc. phthalide] is also produced by the reduction of phthalyl chloride. 2001 Speciality Chem. (Nexis) 1 Apr. 26 Other groups used include the tosyl, phthalyl and trifluoroacetyl groups. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < n.1866
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