| Search example |
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1-butyl-3-methylimidazolium chloride
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Options to identify ions:
| Cation: |
Anion: |
1-butyl-3-methylimidazolium
1Bu3MeIM
C8H15N2
80432-08-2 |
chloride
Cl
16887-00-6 |
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| Names of specific ions |
Ion names are entered with lower-case letters:
- 1,3-dimethylimidazolium
- diphenyliodonium
- p-toluenesulfonate
- tetrafluoroborate
Exceptions include names that contain atomic symbols:
- N-butylpyridinium
- N,N-diethyl-N-(1-methylethyl)-2-propanaminium
- O,O-diethyldithiophosphate
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| Metal cations and metal-containing anions |
Metal cations can simply be entered by their element name or symbol.
Metal cations in a particular oxidation state are specified by additionally
typing the oxidation state in roman numerals enclosed in parenthesis,for example Cu(I) or Cu(II).
Metal-containing anions are specified in a similar way or shorter by formula:
- tetrachloroplatinate(II) or PtCl4
- hexachloroplatinate(IV) or PtCl6
- hexabromoosmiate(IV) or OsBr6
- perrhenate(VII) or ReO4
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| Short notations and acronyms |
For the bis[(trifluoromethyl)sulfonyl]imide anion,
use the shorter notations NTf2 or Tf2N.
Use acronyms:
- BMIM for 1-butyl-3-methylimidazolium
- MMIM for 1,3-dimethylimidazolium
Further details:
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| Names of ion classes |
Salts are also searchable by entering ion class names or codes for cations and anions such as alkali and halogenide (or halide).
Further examples:
- tetraalkylammonium or R4N
- 1-alkylpyridinium or 1RPY
- 1,3-dialkylimidazolium or 1R3RIM
- 1,1-dialkylpyrrolidinium or 1R1RPL
- alkoxyethylsulfate or ROCH2CH2OSO3
Details: Organic cation classes |
Organic anion classes
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| More ion notations and identifiers |
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CAS Registry Numbers for ions:
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