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Raw Materials
New in Raw Materials (page 13 of 20)
Jun 19, 2007 | 05:01 PM CDT
Raw materials: Chemical and Biochemical Changes Occurring During the Traditional Madagascan Vanilla Curing Process
By: Ian Gatfield, Jens-Michael Hilmer, Berthold We…
Effects on the sensory qualities of cured beans. During the past few years, several reviews have been published on specific aspects of vanilla research and in particular on chemical changes that happen during the traditional curing process. This labor- and time-intensive process is of utmost importance in determining the ultimate sensory quality of the cured beans.
May 22, 2007 | 01:26 PM CDT
Estrogenic Activity in Lavender and Tea Tree Oils, Part I & II
By: Brian M. Lawrence
A report entitled “Prepubertal Gynecomastia Linked to Lavender and Tea Tree Oils” appeared in the New England Journal of Medicine (Henley et al. 2007). The authors concluded that “repeated topical exposure to lavender and tea tree oils probably caused prepubertal gynecomastia in these boys.” To put the context of this paper into perspective it is worthwhile reviewing some information pertinent to this report.
May 21, 2007 | 04:20 PM CDT
Progress in Essential Oils
By: Brian M. Lawrence
Lawrence discusses the composition of geranium oil from India, Egypt, China, Reunion Island, Portugal and Africa. Madagascar. He also discusses the composition of cedar leaf oil (Thuja occidentalis L.)from the Slovak Republic and Norway.
May 21, 2007 | 03:34 PM CDT
F&F chemistry: Conversion of Some Unsaturated Cyclic Ethers to Lactones Catalyzed by Lipase B from Candida antarctica
By: Ian Gatfield, Jens-Michael Hilmer and Heinz-Jü…
Is peracetic acid suitable for the reported conversion of menthofuran to menthofurolactone, and how does this reaction behave with other unsaturated, cyclic ethers as substrate?
May 21, 2007 | 03:20 PM CDT
Formulating with Citrus: New Developments in Citrus Fragrance Ingredients
By: Michael Britten-Kelly
The aroma chemical aspects and new discoveries in both natural and synthetic citrus ingredients. Of all the ingredients on the perfumer's palette, surely none are more instantly recognizable to the public than those in the citrus category. Fresh juicy oranges, sulfurous tangy grapefruit, tart puckery lemons and heady sweet limes all bring to mind a host of pleasant associations in which taste and smell play an equal part.
May 15, 2007 | 04:41 PM CDT
Volatile Constituents of Essential Oils Isolated from...
By: Pran N. Kaul, Bhaskaruni R. Rajeswara Rao,* Ka…
The essential oils isolated from different parts of Alpinia calcarata Rosc., (family: Zingiberaceae) growing in Hyderabad, south India, were analyzed by capillary GC and GC/MS. The oil yields were: flower 0.06%, leaf sheath 0.03%, stem 0.05% and root 0.18%. Sixty-two compounds accounting for 92.3-98.3% of the oils were identified.
Apr 23, 2007 | 03:08 PM CDT
Progress in Essential Oils
By: Brian M. Lawrence
Lawrence discusses the composition of helichrysum oil (Helichrysum faradifani) from Madagascar. He also discusses the composition of cascarilla oil and extract from West India, the Caribean, Central America and South America. Finally, he covers the composition of myrtle oil (Myrtus communis) from Italy, Corsica, Turkey, Morocco, Greece, Lebanon, Tunisia and France.
Apr 23, 2007 | 02:33 PM CDT
Topics in Perfumery: Creating Effective Natural Fragrances
By: Helen Feygin, Intuiscent
What’s driving the contemporary fragrance consumer and how perfumers can overcome obstacles to deliver on the promise of “natural”. “As we stand at the brink of a second nuclear age and a period of unprecedented climate change,” the Cambridge cosmologist Stephen Hawking recently stated, “scientists have a special responsibility, once again, to inform the public and to advise leaders about the perils that humanity faces.” With dire predictions such as this and the realities of life, no wonder that there exists an atmosphere of stress and anxiety throughout society.
Mar 21, 2007 | 08:34 AM CDT
Progress in Essential Oils
By: Brian M. Lawrence
Lawrence discusses the composition of tansy oil (Tanacetum vulgare L.) from the United Kingdom, India, Finland, Lithuania, Norway, and Canada.
Mar 21, 2007 | 08:29 AM CDT
Raw Material Bulletin: Sustainable Australian Sandalwood
By: Paul Biggs
The six components necessary to develop sustainable F&F materials. In this article, I will explore—based upon my experience as a producer of raw materials at the Forest Products Commission in Western Australia—the practical steps to achieving sustainability in supply of raw materials. Specifically, I will examine the sandalwood industry, which extends across roughly three-fourths of Western Australia’s land mass.