For faster navigation, this Iframe is preloading the Wikiwand page for Reaksi Perkin.

Reaksi Perkin

Reaksi Perkin
Dinamai berdasarkan William Henry Perkin
Jenis reaksi Reaksi kondensasi
Reaksi
Aldehida aromatik
+
Anhidrida asam
+
Garam alkali asam tersebut
Asam sinamat
Pengenal
ID ontologi RSC RXNO:0000003 YaY
 YaY(what is this?)  (verify)

Reaksi Perkin adalah reaksi organik yang dikembangkan oleh ahli kimia Inggris, William Henry Perkin, yang digunakan untuk menghasilkan asam sinamat/ Reaksi ini menghasilkan asam aromatik α,β yang tidak jenuh lewat kondensasi aldol aldehida aromatik dengan anhidrida asam di tengah kehadiran garam alkali asam tersebut.[1][2] Garam alkali bertindak sebagai katalis basa, dan basa lain juga dapat digunakan.[3]

The Perkin reaction
The Perkin reaction

Mekanisme reaksi

[sunting | sunting sumber]
The Perkin reaction
The Perkin reaction

Mekanisme reaksi di atas tidak diterima oleh semua dan terdapat beberapa versi lain, termasuk dekarboksilasi tanpa pemindahan kelompok asetat.[4]

Referensi

[sunting | sunting sumber]
  1. ^ Perkin, W. H. (1868). "On the artificial production of coumarin and formation of its homologues". Journal of the Chemical Society. 21: 53–61. doi:10.1039/js8682100053. 
  2. ^ Perkin, W. H. (1877). "On some hydrocarbons obtained from the homologues of cinnamic acid; and on anethol and its homologues". Journal of the Chemical Society. 32: 660–674. doi:10.1039/js8773200660. 
  3. ^ Dippy, J. F. J.; Evans, R. M. (1950). "The nature of the catalyst in the Perkin condensation". J. Org. Chem. 15 (3): 451–456. doi:10.1021/jo01149a001. 
  4. ^ Bansal, Raj K. (1998) Organic Reaction Mechanisms, Tata McGraw Hill, 3rd Edition, hlm. 199–201, ISBN 9780470858585 doi:10.1002/0470858583.


{{bottomLinkPreText}} {{bottomLinkText}}
Reaksi Perkin
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?