KSIĄŻKI POWIĄZANE ZE SŁOWEM «IONONE»
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1
Flavours and Fragrances: Chemistry, Bioprocessing and ...
Most of the β-ionone synthesised is probably used for vitamin A synthesis. 13.2.
2.2 Ionones from Citral α-Ionone is used in large quantities in the fragrance
industry. β-Ionone is a costly specialty chemical that is used in the manufacture of
...
2
Natural Plant Growth Inhibitors and Phytohormones
N \ V '.x \ \ \ o.B 20 100 O.TC 0.8 4 ZO Fig. 25. Effect of derivatives of (3-ionone (a)
and a-ionone (b) on growth of wheat coleoptile segments (Kefcli, Kadyrov et al.,
1970). 1 - 0-ionone; 2 - dchydro-0-ionone; 3 - dehydroionolidenacetate: 4 - ethyl
...
3
CRC Handbook of Data on Organic Compounds
6-methyl-: 9625 a-Ionone, 6-methyl-: 9626 a-Ionone, methyl-: 9626 a-Ionone,
semicarbazone: 16536 a-Ionone, semicarbazone(DL): 16536 ß-Ionone,
semicarbazone: 16537 Ionox 220: 21020 Ionox 220 Antioxidant: 21020 Ioxynil:
7267 Ioxynil ...
David R. Lide, G.W.A. Milne, 1993
The resulting product is a mixture of two isomeric ketones known as alpha ionone
and beta ionone. The process may be made cheap by the substitution of lemon
grass oil for citral. This is mixed with equal weights of acetone and 10% NaOH ...
With sulphuric acid* the main product is /J-ionone, whilst with phosphoric acid or
formic acid a-ionone is chiefly obtained.* The mixture of ionones obtained in this
manner has somewhat varying properties, depending upon the actual ...
6
Advances in Flavours and Fragrances: From the Sensation to ...
The ionone analoga in Fig. 1 cover a broad range of odour notes from floral (ft-
damascenone) via animalic (Timberol®) to woody characteristics (Georgywood®
). In the syntheses of these odorants, ionones served as structural or chemical ...
Karl A. D. Swift, Royal Society of Chemistry (Great Britain), 2002
7
Bioactive Natural Products (Part F)
2- And 4-hydroxy-fl-ionone were the first compounds detected, 4-oxo-fl-ionone
appeared far later, after 320 hr cultivation. a-Ionone In 1978 Givaudan patented a
transformation of a-ionone [127]: a fermentation of Botryodiplodia theobromae ...
8
Fragrance Chemistry: Science of the Sense of Smell, The
Perfumers are in agreement that oz-isomethyl ionone* has by far the finest orris—
violet odor in this group. Its odor strength is claimed to be about two or three
times that of the normal isomer. Consequently, it is not surprising that this
isomethyl ...
9
Comprehensive Natural Products II: Chemistry and Biology: 10 ...
oxidized by A. niger and A. sojae to give 1-hydroxy-4-oxo--ionone (210) and 7,11
-oxido-4-oxo-7,8-dihydro- ionone (211). The C7–C8 double bond of -ionone (203
), 4-oxo--ionone (205), and 4-oxo--ionol (207) was easily reduced to the ...
The dihydro-y-ionone has been isolated from ambergris. In nature although P-
ionone always predominates, but commercially P-as well as oc-ionones are
obtained by synthetic means. The ionones possess wood like odour, but the
dilute ...
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «IONONE»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
ionone w wiadomościach.
Methyl ionone gamma market trends opportunities and forecast to …
2015 Global Methyl Ionone Gamma Industry Report is a professional and in-depth research report on the world's major regional market ... «WhaTech, Lip 15»
How to do modern violet
Another interesting thing about the flower is that it contains a compound called ionone, which numbs the nose. That means that once you've ... «TV3.ie, Lip 15»
Scientist to explain in New Paltz how tree-hugging is good for you
... that tree-hugging is literally good for you, because physical contact with trees stimulates the release of a compound called beta-ionone that, ... «Almanac Weekly, Kwi 15»
Chemical clarification for lobster colour change on cooking
This was demonstrated using a simplified model compound, 3-hydroxy-4-oxo-β-ionone, chosen to replicate the deprotonation behaviour of ... «Royal Society of Chemistry, Mar 15»
The science of why flowers smell so good
Another compound with a comparably low odour threshold, beta-ionone, is also an important contributor; both of these compounds are minor ... «Business Insider Australia, Lut 15»
Grape and wine aroma volatiles: Optimum hydrolysis treatment
It contained linalool, ethyl decanoate, β-ionone and three glycosides: n-octane, n-dodecane and phenyl-β-D-glucopyranoside, representing ... «separationsNOW.com, Lis 14»
More than 1 child a day gets emergency treatment for eating 'sweet …
Alpha-isomethyl Ionone: Has been found to irritate the skin and trigger allergic reactions in some people. However, it is still found in detergents ... «Daily Mail, Lis 14»
'Toy-like' laundry detergent packets land hundreds of children in …
Alpha-isomethyl Ionone: Banned by the International Fragrance Association (IFRA) from being mixed into fragrance products, such as perfume ... «Daily Mail, Lis 14»
Sense of smell in unexpected places
In 2009, for instance, Dr Hatt and his team reported that exposing olfactory receptors in the human prostate to beta-ionone, a primary odour ... «Indian Express, Paz 14»
Smell Turns Up in Unexpected Places
In 2009, for instance, Dr. Hatt and his team reported that exposing olfactory receptors in the human prostate to beta-ionone, a primary odor ... «New York Times, Paz 14»
