serw-MX  [xml]  
 
    
 DeCS Categories

B01 Eukaryota .
B01.650 Plants .
B01.650.940 Viridiplantae .
B01.650.940.800 Streptophyta .
B01.650.940.800.575 Embryophyta .
B01.650.940.800.575.912 Tracheophyta .
B01.650.940.800.575.912.250 Magnoliopsida .
B01.650.940.800.575.912.250.618 Lilianae .
B01.650.940.800.575.912.250.618.100 Asparagales .
B01.650.940.800.575.912.250.618.100.050 Amaryllidaceae .
B01.650.940.800.575.912.250.618.100.050.060 Allium .
B01.650.940.800.575.912.250.618.100.050.060.600 Onions .
D01 Inorganic Chemicals .
D01.625 Nitrogen Compounds .
D01.625.062 Ammonium Compounds .
D01.810 Selenium Compounds .
D02 Organic Chemicals .
D02.092 Amines .
D02.092.877 Quaternary Ammonium Compounds .
D02.092.877.250 Bis-Trimethylammonium Compounds .
D02.172 Azo Compounds .
D02.172.383 Diazonium Compounds .
D02.675 Onium Compounds .
D02.675.276 Quaternary Ammonium Compounds .
D02.675.276.558 Bis-Trimethylammonium Compounds .
D02.675.800 Sulfonium Compounds .
D02.886 Sulfur Compounds .
D02.886.620 Sulfonium Compounds .
 
 Terms
 Synonyms & Historicals		Documents
LILACS e MDL		 
Onium Compounds .
Compounds, Onium .
Ions with the suffix -onium, indicating cations with coordination number 4 of the type RxA+ which are analogous to QUATERNARY AMMONIUM COMPOUNDS (H4N+). Ions include phosphonium R4P+, oxonium R3O+, sulfonium R3S+, chloronium R2Cl+ .
1.00
 
Bis-Trimethylammonium Compounds .
Bis-Trimethyl-Ammonium Compounds .
Bis Trimethyl Ammonium Compounds .
Bis Trimethylammonium Compounds .
Methonium Compounds .
Compounds containing polymethylene bis-trimethylammonium cations. Members of this group frequently act as ganglionic blockers and neuromuscular depolarizing agents. .
0.62
 
Ammonium Compounds .
Ammonium .
Inorganic compounds that include a positively charged tetrahedral nitrogen (ammonium ion) as part of their structure. This class of compounds includes a broad variety of simple ammonium salts and derivatives. .
0.61
 
Sulfonium Compounds .
Compounds, Sulfine .
Compounds, Sulfonium .
Sulfine Compounds .
Sulfur compounds in which the sulfur atom is attached to three organic radicals and an electronegative element or radical. .
0.59
 
Diazonium Compounds .
Compounds, Diazonium .
Azo compounds consisting of an aryl or alkyl group that is joined through two nitrogen atoms to an anion (R-N2+X-). .
0.59
 
Onions .
Leek 21221 .
Onion .
Allium cepa .
Allium porrum .
Cepa vulgaris .
Leeks .
Common Onion .
Herbaceous biennial plants and their edible bulbs, belonging to the Allium genus. .
0.58
 
Selenium Compounds .
Compounds, Selenium .
Inorganic compounds that contain selenium as an integral part of the molecule. .
0.57