10 LIVRES EN PORTUGAIS EN RAPPORT AVEC «QUEBRACHITOL»
Découvrez l'usage de
quebrachitol dans la sélection bibliographique suivante. Des livres en rapport avec
quebrachitol et de courts extraits de ceux-ci pour replacer dans son contexte son utilisation littéraire.
1
Dictionary of Carbohydrates
J.A.C.S. , 1952, 74, 1479- 1480 (D-Pinitol, struct) Angyal, S.J. et ai, J.C.S. , 1952,
686-695 (Pinito!, Quebrachitol. struct) Angyal, S.J. et al., J.A.C.S. , 1955, 77, 4343
-4346 (L-form 1-Me. synth) Plouvicr. V. et al., С. R. HebJ. Seances Acad. Sei.
2
Chemical plant Taxonomy
Its presence in a genus which contains quebrachitol (see below) is anomalous in
regard to the position of the methoxyl group in L-inositol (Plouvier, 19560). 3. L-
Quebrachitol (2-O-methylinositol) (XXVII) Configuration by Angyal and ...
3
ADVANCES IN CARBOHYDRATE CHEMISTRY
The (—) enantiomorph was similarly prepared from (—)-quebrachitol (93, Z—
methyl ether). Direct hydroxylation of 1,3-cyclohexadiene with permanganate
unexpectedly gave the DL(123/4) tetrol ( 55), presumably because initial trans1 ...
4
Inositol Phosphates: Linking Agriculture and the Environment
Major ion fragments (a) base peak at We 73 (CSHSOZt) of the electron-impact
mass spectrometry of myo-inositol, DL-epi-inosose and quebrachitol: (b) the
second most intense peak at m/e 87 (04H702t) at 98.9% of the base peak from
the ...
Benjamin L. Turner, Alan E. Richardson, Edward J. Mullaney, 2007
5
Dictionary of Natural Products
... 1-00170 Pinpollitol, P-01358 L-Quebrachitol. in 1-00170 Quebrachitol; L-form,
in Q-00010 Quebrachitol; L-form, 3,4:5,6-Di-O- isopropylidene, in Q-00010
Quebrachitol; L-form, 5,6-0- Isopropylidene, in Q-00010 рло/0-Quercitol; (-)-form,
...
6
Organophosphorous Chemistry
L-C7u>o-inositol l,4,6-tris(dihydrogen phosphorothioate) (38) is the most
important inhibitor of лгуо-inositol l,4,5-tris(dihydrogen phosphate) 5-
phosphatase yet discovered. Its synthesis, from L-quebrachitol (34) via (35),
according to the ...
D. W. Allen, B. J. Walker, Royal Society of Chemistry, 1994
7
Chemistry of The Carbohydrates
Hydriodic acid at the boiling point (127°) demethylates the compound to d-
inositol. l-Inositol, the optical enantiomorph of d-inositol, likewise occurs as a
monomethyl ether, quebrachitol, which is not the enantiomorph of pinitol. It is
obtained by ...
Unknown AEHLERT, William Ward Pigman, 1948
8
Stereoselective Synthesis (Part K)
L—Quebrachitol 260, which can be obtained from an exudate of the rubber tree,
is a useful chiral starting material for the preparation of myo—inositols as well as
chiro—inositols. Optically active 3—deoxy—3—fluoro—D—myo-inositol 263 can
...
9
Structure and Chemistry (Part F)
... quebrachidine 5:78 tetraphyllicine 5179 tetraphyllicine monomethoxybenzoate
5:79 tetraphyllicine trimethoxybenzoate 5:79 Quebrachitol 10:521,522 D-and L-
Quebrachitol 181396 L-Quebrachitol 131190,201,219;181439 valiolamine fi'om ...
10
Studies in Natural Products Chemistry: Bioactive Natural ...
Chida 's Synthesis [92] In 1997, Chida et al. presented a convergent synthesis of
(-)-pironetin starting from L-quebrachitol 131 and L-malic acid. The acyclic
portion of (-)-pironetin possessing four contiguous chiral centers were
constructed ...
2 ACTUALITÉS CONTENANT LE TERME «QUEBRACHITOL»
Découvrez de quoi on parle dans les médias nationaux et internationaux et comment le terme
quebrachitol est employé dans le contexte des actualités suivantes.
Presentaron productos medicinales a base de plantas
El KoKú tiene quebrachitol, un compuesto químico dentro del grupo del ciclitol. Este compuesto fue probado como endulzante natural, pero en grandes ... «La Nación.com.py, juin 15»
Psychoaktive Pflanzen unserer Heimat
Ascorbinsäure, Kämpferöl, Quercetin und Abkömmlinge, Quebrachitol und Proanthocyanidine in den Blättern. Geschichte Humulus lupulus ist seit langer Zeit ... «Hanf Journal, janv 12»
