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Revision as of 18:18, 25 February 2011 editCheMoBot (talk | contribs)Bots141,565 edits Updating {{chembox}} (no changed fields - added verified revid - updated 'UNII_Ref', 'ChemSpiderID_Ref', 'StdInChI_Ref', 'StdInChIKey_Ref', 'ChEMBL_Ref', 'KEGG_Ref') per Chem/Drugbox validation (← Previous edit Latest revision as of 16:47, 16 July 2021 edit undoJJMC89 bot III (talk | contribs)Bots, Administrators3,663,403 editsm Moving Category:Heterocyclic compounds (1 ring) to Category:Heterocyclic compounds with 1 ring per Misplaced Pages:Categories for discussion/Log/2021 June 24#Category:Heterocyclic compounds (1 ring) 
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{{Distinguish|Diazirine}}
{{Chembox {{Chembox
| Verifiedfields = changed
| verifiedrevid = 414293886
| Watchedfields = changed
| ImageFile = diaziridine.png
| verifiedrevid = 415901904
| ImageSize = 120px
| ImageFileL1 = diaziridine.png
| ImageAlt =
| ImageSizeL1 = 130px
| IUPACName = Diaziridine
| ImageAltL1 = Skeletal formula of diaziridine
| OtherNames =
| ImageFileR1 = Diaziridine-3D-balls.png
| Section1 = {{Chembox Identifiers
| CASNo = | ImageSizeR1 = 100
| ImageAltR1 = Ball-and-stick model of the diaziridine molecule
| PubChem = 5059686
| PIN= Diaziridine
| SMILES = C1NN1}}
| SystematicName=Diazacyclopropane
| Section2 = {{Chembox Properties
| OtherNames = Diazirane<br />1,2-Diazacyclopropane
| C=1|H=4|N=2
|Section1={{Chembox Identifiers
| Appearance =
| Density = | CASNo = 463-64-9
| MeltingPt = | PubChem = 5059686
| ChemSpiderID_Ref = {{chemspidercite|changed|chemspider}}
| BoilingPt =
| Solubility = }} | ChemSpiderID = 4236879
| SMILES = N1NC1
| Section3 = {{Chembox Hazards
| InChI = 1/CH4N2/c1-2-3-1/h2-3H,1H2
| MainHazards =
| InChIKey = DIXBSCZRIZDQGC-UHFFFAOYAM
| FlashPt =
| StdInChI_Ref = {{stdinchicite|changed|chemspider}}
| Autoignition = }}
| StdInChI = 1S/CH4N2/c1-2-3-1/h2-3H,1H2
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| StdInChIKey = DIXBSCZRIZDQGC-UHFFFAOYSA-N}}
|Section2={{Chembox Properties
| C=1 | H=4 | N=2
| Appearance =
| Density =
| MeltingPt =
| BoilingPt =
| Solubility = }}
|Section3={{Chembox Hazards
| MainHazards =
| FlashPt =
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}} }}


'''Diaziridines''' are ]s containing two ] atoms in a three-membered ring. They can be considered as strained ]s. Due to the ring strain, the nitrogen atoms are configuration stable leading to ]. '''Diaziridines''' are ]s containing two ] atoms in a three-membered ring. They can be considered as strained ]s. Unlike most ] types of structures, the nitrogen atoms of diaziridines are ] stable because the ring strain prevents ]. As a result, there can be various ]ic forms of this structure.

They are usually synthesized by a method developed by E. Schmitz: A ] compound is treated with ] or respectively a primary ] ] and an aminating reagent like ] (HOSA) under slightly basic conditions.<ref>Synthesis of monocyclic diaziridines and their fused derivatives; N. N. Makhova, V. Y. Petukhova, V. V. Kuznetsov, ''Arkivoc'', '''2008'''(i), 128-152. </ref> The final step is based on the intramolecular ] of an ]. They are usually synthesized by treating a ] compound with an aminating reagent like ] and either ] or a primary ] ] under slightly basic conditions.<ref name="Makhova2008">Synthesis of monocyclic diaziridines and their fused derivatives; N. N. Makhova, V. Y. Petukhova, V. V. Kuznetsov, ''Arkivoc'', '''2008'''(i), 128-152. </ref> The final step is based on the intramolecular ] of an ].


==Reactions== ==Reactions==
* Unsubstituted diaziridines are often directly oxidized (I<sub>2</sub>/NEt<sub>3</sub>) to the more stable ]s. * Unsubstituted diaziridines are often directly oxidized (I<sub>2</sub>/NEt<sub>3</sub>) to the more stable ]s.
* They can undergo ring expansion reaction with ] reagents like ]s or ]s. * They can undergo ring expansion reaction with ] reagents like ]s or ]s.
* Some derivatives are ] active. * Some derivatives have ] activity.<ref name="Makhova2008"/>


==References== ==References==
{{reflist}} {{reflist}}


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