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Methyl cyanoformate: Difference between revisions

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{{chembox
{{chembox
| Watchedfields = changed
| verifiedrevid = 434624587
| verifiedrevid = 472646918
| ImageFile = MeCNformate.png
| ImageFile = Methyl cyanoformate Structural Formulae V.1.svg
| ImageSize =
| ImageSize =
| IUPACName = Methyl cyanoformate
| PIN = Methyl carbonocyanidate
| OtherNames =
| OtherNames =
| Section1 = {{Chembox Identifiers
|Section1={{Chembox Identifiers
| CASNo_Ref = {{cascite|correct|??}}
| CASNo = 17640-15-2
| PubChem = 28660
| CASNo = 17640-15-2
| UNII_Ref = {{fdacite|correct|FDA}}
| ChemSpiderID = 26657
| SMILES = N#CC(=O)OC
| UNII = 7S9M7F9JLT
| PubChem = 28660
| InChI = 1/C3H3NO2/c1-6-3(5)2-4/h1H3
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| InChIKey = OBWFJXLKRAFEDI-UHFFFAOYAH
| ChemSpiderID = 26657
| StdInChI = 1S/C3H3NO2/c1-6-3(5)2-4/h1H3
| SMILES = N#CC(=O)OC
| StdInChIKey = OBWFJXLKRAFEDI-UHFFFAOYSA-N
| InChI = 1/C3H3NO2/c1-6-3(5)2-4/h1H3
| InChIKey = OBWFJXLKRAFEDI-UHFFFAOYAH
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/C3H3NO2/c1-6-3(5)2-4/h1H3
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = OBWFJXLKRAFEDI-UHFFFAOYSA-N
}}
}}
| Section2 = {{Chembox Properties
|Section2={{Chembox Properties
| C=3 | H=3 | N=1 | O=2
| C=3 | H=3 | N=1 | O=2
| MolarMass = 85.06
| MolarMass = 85.06
| Appearance = colorless liquid
| Appearance = colorless liquid
| Density = 1.072 g/cm<sup>3</sup>
| Density = 1.072 g/cm<sup>3</sup>
| MeltingPt =
| MeltingPt =
| BoilingPt = 100-101 °C
| BoilingPtC = 100 to 101
| Solubility =
| BoilingPt_notes =
| Solubility =
}}
| Section3 = {{Chembox Hazards
| MainHazards = toxic
| FlashPt =
| Autoignition =
}}
}}
|Section3={{Chembox Hazards
| MainHazards = toxic
| FlashPt =
| AutoignitionPt =
}}
}}
}}
'''Methyl cyanoformate''' is the [[organic compound]] with the [[Chemical formula|formula]] CH<sub>3</sub>OC(O)CN. This colorless liquid is used as a [[reagent]] in [[organic synthesis]] as a source of the methoxycarbonyl group.<ref>Simon R. Crabtree, W. L. Alex Chu, Lewis N. Mander "C-Acylation of Enolates by Methyl Cyanoformate: An Examination of Site- and Stereoselectivity"Synlett 1990; 1990: 169–170. {{DOI|10.1055/s-1990-21025}}</ref>
'''Methyl cyanoformate''' is the [[organic compound]] with the [[Chemical formula|formula]] CH<sub>3</sub>OC(O)CN. It is used as a [[reagent]] in [[organic synthesis]] as a source of the methoxycarbonyl group,<ref name=Crabtree>{{cite journal | doi = 10.1055/s-1990-21025 | title = C-Acylation of Enolates by Methyl Cyanoformate: An Examination of Site- and Stereoselectivity | date = 1990 | last1 = Crabtree | first1 = Simon R. | last2 = Chu | first2 = W. L. Alex | last3 = Mander | first3 = Lewis N. | journal = Synlett | issue = 3 | pages = 169–170 }}</ref> in which context it is also known as [[Lew Mander|Mander's]] reagent. When a lithium enolate is generated in diethyl ether or methyl ''t''-butyl ether, treatment with Mander's reagent will selectively afford the C-acylation product.<ref name=Crabtree/> Thus, for enolate [[acylation]] reactions in which C- vs. O-selectivity is a concern, methyl cyanoformate is often used in place of more common acylation reagent like [[methyl chloroformate]].
It was also the active ingredient in the pesticide product Zyklon A.


Methyl cyanoformate is also an ingredient in [[Zyklon A]]. It has [[Lachrymatory agent|lachrymatory]] effects.<ref>{{cite book |last1=Sartori |first1=Mario |title=The War Gases |date=1939 |page=100|publisher=D. Von Nostrand|location=New York}}</ref>
It is also known as [[Lew Mander|Mander's]] reagent.

==See also==
* [[Zyklon B]]


==References==
==References==
<references/>
<references/>

{{Chemical agents}}


[[Category:Methyl esters]]
[[Category:Methyl esters]]
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[[Category:Reagents for organic chemistry]]
[[Category:Reagents for organic chemistry]]
[[Category:Nitriles]]
[[Category:Nitriles]]
[[Category:Fumigants]]

[[Category:Blood agents]]
[[Category:Lachrymatory agents]]


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[[de:Cyanameisensäuremethylester]]
[[it:Cianoformiato di metile]]
[[nl:Methylcyanoformaat]]
[[zh:氰基甲酸甲酯]]