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RESEARCH ARTICLE
Year : 2009  |  Volume : 1  |  Issue : 3  |  Page : 148-151

Essential oil composition of fruits and leaves of Zanthoxylum nitidum grown in upper Assam region of India


1 Bengal School of Technology, Delhi Road, Hooghly 712102, West Bengal, India
2 Department of Pharmaceutical Sciences, Dibrugarh University, Dibrugarh 786004, Assam, India

Correspondence Address:
Sanjib Bhattacharya
Bengal School of Technology, Delhi Road, Hooghly 712102, West Bengal
India
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Source of Support: None, Conflict of Interest: None


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Essential oils isolated by hydro-distillation from the fruits and leaves of Zanthoxylum nitidum (Roxb.) DC (Rutaceae), growing in upper Assam region of North-East India were analyzed by GC and GC-MS. The fruit volatile oil contained 17 components amongst which 75% were monoterpenes, 12.5% were sesquiterpenes and 12.5% were straight chain hydrocarbons; whereas the leaf volatile oil contained 16 components out of which 60% were monoterpenes, 13.3% were sesquiterpenes, and 26.7% were straight chain hydrocarbons. Linalool (23.3%), limonene (12.9%), o-terpineol (8.3%), o-pinene (7.9%) were the predominant monoterpenes of the fruit oil and the main monoterpenes in the leaf oil were limonene (33.1%), geraniol (10.6%) and carvone (9.6%). Key words: Zanthoxylum nitidum, essential oil, monoterpenes, linalool, limo nene.


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