usnic acid

usnic acid
/us"nik/, Pharm.
an antibacterial substance, C18H16O7, derived from lichens of the genus Usnea.
[1840-50; < NL Usn(ea) USNEA + -IC]

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Universalium. 2010.

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  • Usnic acid — Chembox new Name = Usnic acid ImageFile = Usnic acid.svg ImageName = Chemical structure of usnic acid IUPACName = 2,6 Diacetyl 7,9 dihydroxy 8,9b dimethyl 1,3(2H,9bh) dibenzofurandione OtherNames = usneine, usninic acid Section1 = Chembox… …   Wikipedia

  • usnic acid — us·nic acid .əs nik n a yellow crystalline antibiotic C18H16O7 that is obtained from various lichens (as old man s beard) * * * us·nic ac·id (usґnik) an antibacterial compound occurring in the lichen Usnea barbata …   Medical dictionary

  • usnic acid — noun an antibacterial agent obtained from lichens of the genus Usnea …   Wiktionary

  • usnic acid — ˈəsnik noun Etymology: New Latin Usnea + English ic : a yellow crystalline antibiotic C18H16O7 that is a heterocyclic keto phenol related to dibenzo furan and is obtained from various lichens (as of the genera Usnea and Parmelia) …   Useful english dictionary

  • usnic — adjective of or relating to usnic acid …   Wiktionary

  • Usnic — Us nic, a. (Chem.) Pertaining to, or designating, a complex acid obtained, as a yellow crystalline substance, from certain genera of lichens ({Usnea}, {Parmelia}, etc.). [1913 Webster] …   The Collaborative International Dictionary of English

  • Цетрария снежная — Цетрария снежная …   Википедия

  • Cladonia rangiferina — Scientific classification Kingdom: Fungi Division …   Wikipedia

  • Copper usnate — Clinical data Pregnancy cat.  ? Legal status  ? Identifiers ATC code G01 …   Wikipedia

  • Usnea — Us·nea əs nē ə n a genus of widely distributed lichens (family Usneaceae) including old man s beard from which usnic acid is obtained * * * Us·nea (usґne ə) a genus of lichens of the family Usneaceae. U. barbaґta (L.) Wigg. is a species that …   Medical dictionary

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