Optimization of operating conditions of Tunisian myrtle (Myrtus communis L.) essential oil extraction by a hydrodistillation process using a 24 complete factorial design

2010 ◽  
Vol 25 (6) ◽  
pp. 503-507 ◽  
Author(s):  
Ahlem Haj Ammar ◽  
Fethi Zagrouba ◽  
Mehrez Romdhane
Molecules ◽  
2020 ◽  
Vol 25 (10) ◽  
pp. 2399 ◽  
Author(s):  
Durmuş Alpaslan Kaya ◽  
Mihaela Violeta Ghica ◽  
Elena Dănilă ◽  
Şevket Öztürk ◽  
Musa Türkmen ◽  
...  

Myrtus communis L. is one of the important aromatic and medicinal species from the Mediterranean area. It is used in various fields such as culinary, cosmetic, pharmaceutical, therapeutic, and industrial applications. Thus, a Box–Wilson experimental plan was used in this study to select the optimal operating conditions in order to obtain high volumes of essential oils. The factorial design method was applied to evaluate at an industrial scale the effect of major process variables on the essential oil extraction from Myrtus communis L. herbs by the steam distillation method. The input variables considered as significant operating conditions were: X1—boiler occupancy rate (boilers were filled to 50%, 75%, and 100%), X2—distillation duration (distillation was continued 60, 75, and 90 min), and X3—particle size (herbs were cut in sizes of 10, 20, and 30 mm via guillotine). The dependent variable selected, coded as Y, was the essential oil volume obtained (mL). The steps of the classical statistical experimental design technique were complemented with the Taguchi method to improve the extraction efficacy of essential oil from Myrtus communis L., and the optimum parameter conditions were selected: boiler occupancy rate 100%, distillation duration 75 min, and particle size 20 mm. Following the optimum parameters, the GC-MS assay revealed for the Myrtus communis L. essential oil two predominant components, α-pinene—33.14% and eucalyptol—55.09%.


Planta Medica ◽  
2009 ◽  
Vol 75 (09) ◽  
Author(s):  
M Pezhmanmehr ◽  
D Dastan ◽  
SN Ebrahimi ◽  
J Hadian

2020 ◽  
Vol 44 (12) ◽  
Author(s):  
Hülya Atik ◽  
Tuba Bülbül ◽  
Vural Özdemir ◽  
Gülcan AVCI ◽  
Aziz Bülbül

2020 ◽  
Vol 2020 ◽  
pp. 1-10
Author(s):  
Nadire Pelin Bahadırlı ◽  
İbrahim Kahramanoğlu ◽  
Chunpeng Wan

Fresh loquat (Eriobotrya japonica Lindl.) fruits easily lose their marketability because of fungal spoilage, browning, and weight loss after harvest. The use of essential oils as postharvest treatment is a talented alternative to fungicides mainly because of their ability to reduce respiration and transpiration of the fresh fruits during storage. However, the postharvest studies with the volatiles of essential oils are limited. The present study was conducted to determine the effectiveness of volatile essential oils of myrtle (Myrtus communis L.) leaves for preserving the postharvest storability of loquat fruits. Test fruits of the present study were exposed to 5 different treatments, which are (i) water vapor (2 min), (ii) myrtle leaves (3% w/w), (iii) myrtle leaf vapor (2 min), (iv) myrtle leaf vapor (10 min), and (v) untreated control. A total of 30 compounds were isolated from the essential oil, and the three highest amounts of compounds were determined as eucalyptol (39.38%), α-pinene (24.98%), and linalool (8.18%). Exposure to myrtle leaves (3% w/w) and myrtle leaf vapor (2 min) was also noted to provide higher efficacy for reducing the weight loss, decay incidence, and browning index.


RSC Advances ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 3777-3787 ◽  
Author(s):  
Anis Ben Hsouna ◽  
Sabah Dhibi ◽  
Wissal Dhifi ◽  
Wissem Mnif ◽  
hmed Ben Nasr ◽  
...  

Myrtus communis L. (Myrtle) is one of the most important aromatic and medicinal species from the Myrtaceae family.


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