Lihat sumber 1-Butuna

{{chembox
| verifiedrevid = 445843216
| Name = 1-Butuna
| ImageFile = <math chem>\ce{H-C#C}{-}
\ce{\overset{\displaystyle{H} \atop |}{\underset{| \atop \displaystyle{H}}C}}{-}
\ce{\overset{\displaystyle{H} \atop |}{\underset{| \atop \displaystyle{H}}C}}
\ce{-H}</math>
| ImageSize = 180px
| ImageName = Rumus kerangka yang disederhanakan
| ImageFile1 = But-1-yne-2D-skeletal.png
| ImageSize1 = 140px
| ImageName1 = Rumus yang ditampilkan penuh
| ImageFile2 = 1-Butyne-3D-vdW.png
| ImageSize2 = 160px
| ImageName2 = Model pengisian ruang
| PIN = But-1-una
| OtherNames = Etilasetilena<br/>Etiletuna, UN 2452
|Section1={{Chembox Identifiers
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 7558
| PubChem = 7846
| InChI = 1/C4H6/c1-3-4-2/h1H,4H2,2H3
| InChIKey = KDKYADYSIPSCCQ-UHFFFAOYAI
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/C4H6/c1-3-4-2/h1H,4H2,2H3
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = KDKYADYSIPSCCQ-UHFFFAOYSA-N
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo = 107-00-6
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = A6B47CPN6W
| ChEBI_Ref = {{ebicite|correct|EBI}}
| ChEBI = 48087
| EC_number = 203-451-3
| UNNumber = 2452
| SMILES = C#CCC
}}
|Section2={{Chembox Properties
| Properties_ref = <ref name="CRC"/>
| Formula = C<sub>4</sub>H<sub>6</sub>
| MolarMass = 54,091 g/mol
| Density = 0,6783 g cm<sup>−3</sup><ref name="CRC"/>
| MeltingPtC = −125,7
| MeltingPt_ref = <ref name="CRC"/>
| BoilingPtC = 8,08
| BoilingPt_ref = <ref name="CRC"/>
  }}
|Section7={{Chembox Hazards
| GHSPictograms = {{GHS02}}{{GHS04}}
| GHSSignalWord = Bahaya
| HPhrases = {{H-phrases|220|280}}
| PPhrases = {{P-phrases|210|377|381|403}}

  }}
}}

'''1-Butuna''' adalah sebuah [[senyawa organik]] dengan rumus {{chem2|CH3CH2C\tCH}}. Ia adalah sebuah [[Alkuna#Alkuma terminal dan internal|alkuna terminal]]. Senyawa ini merupakan substrat alkuna terminal yang umum dalam berbagai penelitian katalisis. Ia adalah [[gas]] nirwarna yang mudah terbakar.<ref name="CRC">{{cite book |title= CRC Handbook of Chemistry and Physics, 89th Edition |last= Lide |first= David R. |year= 2008 |publisher= [[CRC Press]] |isbn= 978-0-8493-0488-0 |pages=3–84}}</ref>

1-Butuna berpartisipasi dalam reaksi tipikal alkuna terminal, seperti [[metatesis alkuna]],<ref>{{cite journal |doi=10.1021/ja0379868|title=Highly Active Trialkoxymolybdenum(VI) Alkylidyne Catalysts Synthesized by a Reductive Recycle Strategy|year=2004|last1=Zhang|first1=Wei|last2=Kraft|first2=Stefan|last3=Moore|first3=Jeffrey S.|journal=Journal of the American Chemical Society|volume=126|issue=1|pages=329–335|pmid=14709099}}</ref> hidrogenasi, dan kondensasi dengan [[formaldehida]]. Berdasarkan [[panas pembakaran]]nya, ia sedikit lebih stabil dibandingkan isomernya, [[2-Butuna|2-butuna]].<ref>{{cite journal |doi=10.6028/jres.046.015|title=Heats of combustion, formation, and insomerization of ten C4 hydrocarbons|year=1951|last1=Prosen|first1=E.J.|last2=Maron|first2=F.W.|last3=Rossini|first3=F.D.|journal=Journal of Research of the National Bureau of Standards|volume=46|issue=2|page=106|doi-access=free}}</ref>
== Lihat pula ==
* [[2-Butuna]]
* [[1,3-Butadiena|Butadiena]]
* [[Siklobutena]]
== Referensi ==
{{reflist}}
== Pranala luar ==
* {{en}} [http://webbook.nist.gov/cgi/cbook.cgi?ID=C107006 NIST Chemistry WebBook page for 1-butyne]

{{Alkuna}}
{{Pengelompokan hidrida}}

{{DEFAULTSORT:Butuna, 1-}}
[[Kategori:Alkuna]]


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