查看“︁氰酸铵”︁的源代码

{{Chembox
| ImageFile = NH4OCN.png
| ImageSize = 
| ImageAlt = 
|ImageFile2=Ammonium-cyanate-xtal-Mercury-3D-balls.png
| IUPACName = 
| OtherNames = 
|Section1={{Chembox Identifiers
| CASNo = 22981-32-4
| CASNo_Ref = {{cascite|correct|CAS}}
| PubChem = 9793686
| ChemSpiderID = 2339431
| StdInChI=1S/CHNO.H3N/c2-1-3;/h3H;1H3
| StdInChIKey = QYTOONVFPBUIJG-UHFFFAOYSA-N
| SMILES = C(#N)[O-].[NH4+] }}
|Section2={{Chembox Properties
| C=1|N=2|H=4|O=1 
| MolarMass =
| Appearance = 白色固体
| Density = 
| MeltingPt = 
| BoilingPt = 
| Solubility = }}
|Section3={{Chembox Hazards
| MainHazards = 
| FlashPt = 
| AutoignitionPt = }}
}}

'''氰酸铵'''是一种[[无机化合物]]，化学式为NH<sub>4</sub>OCN。它是无色固体。

==结构与性质==
氰酸铵的结构通过[[X射线衍射]]表征。C−O键和C−N键的键长分别为1.174(8)和1.192(7) Å，与O=C=N<sup>-</sup>一致。NH<sub>4</sub><sup>+</sup>和N（而不是O）形成[[氢键]]。<ref>{{cite journal|title=Ammonium cyanate shows N-H···N hydrogen bonding, not N-H···O|authors=MacLean, Elizabeth J.; Harris, Kenneth D. M.; Kariuki, Benson M.; Kitchin, Simon J.; Tykwinski, Rik R.; Swainson, Ian P.; [[Jack Dunitz|Dunitz]], Jack D.|journal= Journal of the American Chemical Society|year=2003|volume=125|pages=14449-14451|doi=10.1021/ja021156x}}</ref>

这个化合物是[[维勒尿素合成]]的重要前体——[[无机物]]反应得到[[有机物]]。<ref>{{cite journal
 | title = Ueber künstliche Bildung des Harnstoffs
 | author = [[Friedrich Wöhler]]
 | journal = [[Annalen der Physik und Chemie]]
 | volume = 88
 | issue = 2
 | pages = 253–256
 | year = 1828
 | doi = 10.1002/andp.18280880206
 | url = http://gallica.bnf.fr/ark:/12148/bpt6k15097k/f261.chemindefer
 | bibcode = 1828AnP....88..253W
 | access-date = 2018-02-22
 | archive-date = 2012-01-10
 | archive-url = https://web.archive.org/web/20120110094705/http://gallica.bnf.fr/ark:/12148/bpt6k15097k/f261.chemindefer
 | dead-url = no
 }}</ref>
:<chem>NH4(OCN) -> (NH2)2CO</chem><ref>{{cite journal|doi=10.1039/CS9780700001|title=The conversion of ammonium cyanate into urea. &nbsp;A saga in Reaction mechanisms|url=https://archive.org/details/sim_chemical-society-great-britain-chemical-society-reviews_1978_7_1/page/n4|author=Shorter, J.|journal=Chemical Society Reviews|year=1978|volume=7|pages=1-14}}</ref>

==参考文献==
{{Reflist}}

{{铵盐}}

[[Category:铵盐]]
[[Category:氰酸盐]]

{{chemistry-stub}}