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Type: Article

Section: Fragrance > Ingredients

Resin Acid in Tree Moss Extract

Lichens are symbiotic organisms of fungi and algae. The biological significance of lichens and their metabolites has been reviewed by Huneck, who even stated that “good perfumes require lichen extracts.”

Aleuritic Acid in Perfumery and Pheromones

The brief account given above indicates the vast potential which aleuritic acid holds in the synthesis of numerous useful organic compounds possessing olfactory properties. With a steady and substantial availability of threo aleuritic acid, its utility is expected to increase enormously.

The transformation of Norda

The transformation of Norda is nearly complete, and it is now poised to challenge the very largest international leaders in the flavor and fragrance industry.

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Editor's Note: Transparent Indulgence

Over the years, the flavor and confectionery industry have worked tirelessly to answer questions on the label as clearly, honestly and concisely as they can. With health-conscious consumers seeking foods that do good for the body, the challenge remains in developing low/no calorie products without compromising sweet taste.

Fragrant Esters of 3-Cyclohexylbutanoic Acid

Thus, the acid is not too easily available, but remarkable fragrant properties of its esters raise the interest in its production. The first four stages of its synthesis have been described previously. Prin’s reaction of α-methylstyrene with formaldehyde yields 4-methyl-4-phenyl-1,3-dioxane.

iso-Valeric acid makes a subtle, but very useful, contribution to hazelnut flavors at 100 ppm.

iso-Valeric Acid in Dairy, Brown, Nut, Savory, Alcoholic Drink & Fruit Flavors

The profile of iso-valeric is very much stereotypical of the primary cheese odor, without any hint of the faint goaty character that starts to creep into the series of aliphatic acids from six carbon atoms upwards.

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Chemical Characterization of Vanilla pompona Scheide, Part IV

Vanilla pompona is resistant to climate change and diseases, and therefore is preferred for hybridization with V. planifolia. Its chemical characterization was carried out in a series of studies, described in this last of four parts.

Technology Transfer for Aroma Chemical Research

Today, aroma chemical research is reaping the benefits of new knowledge bases created by pharmaceutical and petroleum chemical research.

Transition from (+)-Car-3-ene to fragrant chemicals

For half a century, (+)-car-3-ene was relegated to the backyard of the Naval Stores Industry. More than anything else, lack of precise knowledge of its intricate chemistry and its non-availability in technical purity were responsible for this tragic negligence. Recent years have witnessed a dramatic change in the status of (+ )-car-3-ene. The terpene has blossomed into a unique raw material for modification to interesting and valuable perfumery synthetics.

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Frankincense Geopolitics, Trade and Transparency, Part 1

In a comprehensive overview of the frankincense industry, the authors discuss the global trade in frankincense and its sociopolitical impact.

Consumers want to know what is in cleaning products and how they work to instill more confidence in their effectiveness.

Cleaning Product Ingredient Transparency Remains Paramount to Industry and Consumers

Discover current industry initiatives and efforts to achieve policies and regulations that support a person’s right to know and understand meaningful information about the fragrance ingredients in their products.

The Claisen Transposition in the Preparation of New Odorant Substances

Through this work we have verified that the application of this reaction to different ketones produce γ,δ-unsaturated ketones with a wide range of interesting notes. We believe that it is a good reaction to use in the search for new odorant substances.

HESP—A New Essential Oil From the Acid Hydrolysate of Spent Sandal Heartwood

In the present study, the utilization of the spent (exhausted) sandalwood powder from steam distillation as a source of an acid hydrolysate oil is examined. It has been found that hydrolysis of the non-volatile portion of an acetone extract of the spent sandalwood powder with methanolic hydrochloric acid followed by steam distillation gave rise to a new essential oil (1.2% yield) which we have called HESP, the acronym for hydrolyzed exhausted sandalwood powder.

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