MeSH(Medical Subject Headings) 맞춤 검색 (http://www.nlm.nih.gov) 결과 : 2 페이지: 5
Quassins - 새창
A group of degraded TRITERPENES which have lost ten carbons (8 from the side chain, C17, and one from C4) so have C20 skeletons which could be misinterpreted as DITERPENES. They especially occur in plants of the SIMAROUBACEAE family.
Synonyms :
Quaternary Ammonium Compounds - 새창
Derivatives of ammonium compounds, NH4+ Y-, in which all four of the hydrogens bonded to nitrogen have been replaced with hydrocarbyl groups. These are distinguished from IMINES which are RN=CR2.
