Zobrazeno 1 - 10
of 34
pro vyhledávání: '"K. V. Syamasundar"'
Autor:
D. K. Rajput, Arigari Niranjan Kumar, K. V. Syamasundar, Bhaskaruni R. Rajeswara Rao, Ganjigunta Adinarayana
Publikováno v:
Journal of Essential Oil Research. 28:557-564
During steam/hydro-distillation of aromatic crops, a small hydrophilic essential oil fraction escapes into the condensate wastewater. Lemongrass [Cymbopogon flexuosus (Nees ex Steud.) Wats.] condensate waste water obtained after distilling the biomas
Publikováno v:
Journal of Essential Oil Research. 26:486-491
Flowering shoot biomass of Artemisia annua var. Jeevanraksha grown under the semi-arid tropical climate of Hyderabad, South India, and distilled by field- and hydro-distillation techniques produced 0.26% and 0.35% essential oil yields on a fresh weig
Autor:
K. V. Syamasundar, Alok Kalra, Ashutosh K. Shukla, Maneesha Mall, Ashutosh Awasthi, Rashmi Tiwari, K.V.N. Satya Srinivas
Publikováno v:
Industrial Crops and Products. 43:306-310
Catharanthus roseus is particularly known for its therapeutically useful terpenoid indole alkaloids, including the anticancer bisindole alkaloids (vinblastine and vincristine), as well as other alkaloids like ajmalicine and serpentine. The high cost,
Publikováno v:
Helvetica Chimica Acta. 95:643-646
Chemical examination of the MeOH extract of Plectranthus bishopianusBenth., a rare and endangered plant, resulted in isolation of a new abietane diterpene, 6β-hydroxy-7α-methoxyroyleanone (1), along with two more diterpenoids, 6,7-dehydroroyleanone
Autor:
S. Ramesh, A. K. Bhattacharya, Pran N. Kaul, K. V. Syamasundar, D. K. Rajput, B. R. Rajeswara Rao
Publikováno v:
Journal of Essential Oil Research. 18:622-626
Flowering shoot biomass of feld-grown South American marigold (Tagetes minuta L.) was hydrodistilled in Clevenger-type apparatus, steam-distilled in a feld distillation unit and the distillation water was collected. Chemical profles of hydrodistilled
Publikováno v:
Industrial Crops and Products. 21:121-127
Natural essential oils extracted from aromatic crops through steam distillation are extensively used in fragrance, flavour and pharmaceutical industries and in aromatherapy. During steam distillation, a part of the essential oil becomes dissolved in
Publikováno v:
Flavour and Fragrance Journal. 18:376-379
The chemical composition of fruits and stem essential oils of Lantana camara from the northern plains of India were analysed by GC and GC-MS, which resulted in the identification of 52 and 66 constituents, representing 98.1% and 96.6% of the oils, re
Publikováno v:
Flavour and Fragrance Journal. 18:312-315
The essential oils of Palmarosa (Cymbopogon martinii (Roxb.) Wats. var. motia Burk) flowering herbs from three different geographical locations in India, viz. Hyderabad,Lucknow and Amarawati were analysed by high-resolution GC and GC –MS. In all t
Autor:
V. K. Raina, Santosh K. Srivastava, K. K. Aggarwal, Neetu Jain, K. V. Syamasundar, Ateeque Ahmad
Publikováno v:
Flavour and Fragrance Journal. 17:99-102
Plants of Curcuma longa L. cv. Roma were grown in the agroclimatic conditions of the north Indian plains at Lucknow. The rhizomes and leaves, on hydrodistillation, each gave 2.2% of oils, which were analysed by GC and GC–MS. The rhizome oil contain
Publikováno v:
Flavour and Fragrance Journal. 17:165-168
The aerial parts from the flowering plants of Achillea millefolium L., on hydrodistillation gave 0.014% (v/w) of an oil on fresh weight basis. GC and GC–MS analysis of the oil resulted in the identification of 86 constituents, representing 97% of t