HS-SPME-GC–MS analysis of the scent Dactylorhiza viridis revealed presence verbenone (28.86%), caryophyllene (25.67%), β-terpineol (9.48%), and δ-cadinene (6.94%). In romana β-ocimene (18.69%), pentadecane (18.40%), α-farnesene (14.65%), isopropyl 14-methylpentadecanoate (14.32%) were found. incarnata contained tetradecane (11.07%), (28.40%), hexadecane (19.53%), heptadecane (17.33%), α-cubenen...

The aim of this study was to investigate the chemical composition and anticancer effect of the leaf essential oil of Xylopia frutescens in experimental models. The chemical composition of the essential oil was analysed by GC/FID and GC/MS. In vitro cytotoxic activity of the essential oil was determined on cultured tumour cells. In vivo antitumour activity was assessed in Sarcoma 180-bearing mic...

The chemical composition, and antimicrobial and anti-wood-decay fungal activities of the essential oils isolated from the leaves and twigs of Litsea acutivena of Taiwan were investigated. The essential oils from the fresh leaves and twigs were isolated using hydrodistillation in a Clevenger-type apparatus, and characterized by GC-FID and GC-MS. Ninety-five and fifty-two compounds were identifie...

the composition of the essential oils of teucrium chamaedrys l. belongs to the family lamiaceae, it is growing wild in the margin of mountainous roads of arid and cold climate of north iran. in this research, essential oils of teucrium chamaedrys l., extracted and measured at the different location by different methods of distillationand then were analyzed by gc and gc/ms. investigation and com...

The present study aimed to chemically characterize 31 accessions and seven cultivars of basil. The percentage composition of the essential oils of the accessions and cultivars was based on the 14 most abundant constituents: 1,8-cineole, linalool, methyl chavicol, neral, nerol, geraniol, geranial, methyl cinnamate, β-bourbonene, methyl eugenol, α-trans-bergamotene, germacrene-D, epi-α-cadinol, a...

The essential oil extracted from the soft coral of Sinularia sp. have been extracted by soxhlet and analyzed by gas chromatography coupled to mass spectrometry (GC–MS). The principal compounds were found to be δ-Cadinene (12.4%), α-terpinene (10.7%) and α-Muurolene (8.3%). It is worth mentioning the presence of sesquiterpenes and diterpenes as main compounds of the essential oil. This is the fi...

Tinh dầu từ lá và cành của loài Bách tán Đài Loan (Taiwania crypomerioides) thu mẫu tại Văn Bàn, Lào Cai, được chưng cất bằng phương pháp lôi cuốn hơi nước hồi lưu. Hàm lượng tinh đạt 0,14 % 0,18% (theo nguyên liệu khô không khí). có màu vàng nhạt, nhẹ hơn nước. Bằng sắc ký khí ghép khối phổ (GC/MS), 47 hợp chất đã xác định, những thành phần chính gồm: α-pinene (36,84%), limonene (27,04%), α-te...