Journal
ISOLASI SITRONELAL DARI MINYAK SEREH DAN OKSIDASINYA DENGAN KMnO4 DALAM SUASANA BASA
Indonesian Journal of Chemical Science · Vol. 3 No. 3 (2014)
- ISSN
- 2502-6844, 2252-6951
- Published
- 2014-11-01
- Publisher
- Universitas Negeri Semarang
- Language
- eng
Abstract
Sebanyak 35-85% sitronelal terkandung dalam minyak sereh jawa. Sitronelal mempunyai dua gugus aktif yaitu alkena dan aldehida. Tujuan peneltian ini untuk mengetahui waktu reaksi yang paling baik untuk oksidasi senyawa sitronelal dengan KMnO4 dalam suasana basa Reaksi oksidasi dilakukan dengan mereaksikan sitronelal dan KMnO4 dalam suasana basa (pH 12) disertai CTAB sebagai katalis transfer fasa. Reaksi dilakukan dalam labu leher tiga yang dilengkapi pendingin spiral, pengaduk magnet dan termometer. Reaksi berlangsung selama 30 menit dan 60 menit, dalam temperatur 3-5ËšC dan temperatur kamar (25-27ËšC). Hasil oksidasi sitronelal berupa senyawa baru dengan bau lebih harum, warna kuning jernih, dan lebih kental dibanding sitronelal, serta menghasilkan produk samping MnO2. Karakterisasi senyawa dilakukan dengan uji IR dan GC. Produk reaksi yang terbentuk adalah senyawa jenis alkohol 6,7 dihidroksi 3,7 dimetil oktanal dan jenis ketol 7-hidroksi-3,7-dimetil-6-on-oktanal.
Collaboration network of the authors
40 authors · 228 co-authorship links · showing the 40 most connected
Hover or tap a name to highlight its co-authors. Double-click to open the author's page.
- State University of Semarang
- Affiliation unknown
- Different organisations
- Same organisation
- Affiliation unknown
- Thicker line = more joint articles · bigger circle = more articles
Show as table
| Co-author | Organisation | Joint articles |
|---|---|---|
| Woro Sumarni | State University of Semarang | 12 |
| Edy Cahyono | State University of Semarang | 8 |
| Sri Wardani | Affiliation unknown | 5 |
| Sri Haryani | Affiliation unknown | 4 |
| Parmin Parmin | State University of Semarang | 4 |
| Wiyanto Wiyanto | State University of Semarang | 4 |
| Novi Ratna Dewi | State University of Semarang | 4 |
| Harjono Harjono | Affiliation unknown | 4 |
| Supartono Supartono | Affiliation unknown | 4 |
| Ersanghono Kusumo | Affiliation unknown | 4 |
| Kasmui Kasmui | State University of Semarang | 3 |
| Kasmadi Imam Supardi | State University of Semarang | 3 |
| Sigit Saptono | State University of Semarang | 3 |
| Sunyoto Eko Nugroho | State University of Semarang | 3 |
| Nanik Wijayati | State University of Semarang | 3 |
| Ellianawati Ellianawati | State University of Semarang | 3 |
| Erna Noor Savitri | State University of Semarang | 3 |
| Harjito Harjito | Affiliation unknown | 3 |
| Norma Eralita | Affiliation unknown | 2 |
| Yosephine Debbie Damayanti | Affiliation unknown | 2 |
| Rr. Sri Endang Pujiastuti | Affiliation unknown | 2 |
| Sigit Priatmoko | State University of Semarang | 2 |
| Nurwachid Budi Santoso | Affiliation unknown | 2 |
| Wisnu Sunarto | Affiliation unknown | 2 |
| Endang Susilaningsih | State University of Semarang | 2 |
| Sri Susilogati Sumarti | State University of Semarang | 2 |
| Risa Dwita Hardianti | State University of Semarang | 2 |
| Melinda Dwi Lestari | Affiliation unknown | 2 |
| Putut Marwoto | State University of Semarang | 2 |
| Murbangun Nuswowati | State University of Semarang | 2 |
| Suharto Linuwih | Affiliation unknown | 2 |
| Arif Widiyatmoko | State University of Semarang | 2 |
| Salmia Salmia | Affiliation unknown | 2 |
| Siti Herlina Dewi | State University of Semarang | 1 |
| Eko Budi Susatya | Affiliation unknown | 1 |
| Rr. S.E Pujiastuti | Affiliation unknown | 1 |
| M. Aryono Adhi | Affiliation unknown | 1 |
Affiliations come from OpenAlex; journal OAI-PMH metadata carries none. Authors without an OpenAlex ID are matched by name, which can merge or split people.