| |
articol de periodic |
1967 |
Revue Roumaine de Chimie, 12-7 |
FĂRCAȘIU, D. (autor)
,
UNCUȚA, Cornelia (autor)
,
BALABAN, Alexandru (autor)
|
Pyrylium salts obtained by diacylation of olefins. XVII. Acylations with acid chlorides catalyzed by perchloric acid |
|
899-803 |
|
| |
articol de periodic |
1973 |
Revue Roumaine de Chimie, 18-7 |
IȘFAN, Elena (autor)
,
UNCUȚA, Cornelia (autor)
,
BARABAS, A. (autor)
|
Beryllium-(3.acyl-2,4-pentanedionates) |
|
1233-1241 |
|
| |
articol de periodic |
1976 |
Revue Roumaine de Chimie, 21-2 |
UNCUȚA, Cornelia (autor)
,
BALABAN, Alexandru (autor)
|
Reaction of pyrylium salts with nucleophiles XI. Chemical shift non-equivalence of isopropyl in atropisomeric 1-aryl-2-isopropyl-4,6-dimethyl-pyridinium salts |
|
251-255 |
|
| |
articol de periodic |
1977 |
Revue Roumaine de Chimie, 22-9-10 |
STĂNOIU, Ileana (autor)
,
GÎRD, Eugenia (autor)
,
UNCUȚA, Cornelia (autor)
,
CHIRALEU, Filip (autor)
,
BALABAN, Alexandru (autor)
|
Isotopic exchange of active methyl hydrogens. IX. Intramolecular kinetic comparison between &-methyl and &-isopropyl groups in pyrylium salts |
|
1359-1361 |
|
| |
articol de periodic |
1979 |
Revue Roumaine de Chimie, 24-1 |
STĂNOIU, Ileana (autor)
,
GÎRD, Eugenia (autor)
,
UNCUȚA, Cornelia (autor)
,
CHIRALEU, Filip (autor)
,
BALABAN, Alexandru (autor)
|
Isotopic exchange of active methyl hydrogens. XII. Kinetics of deuteriation and de-deuteriation of &-and y-ethyl groups and relative rates for ethyl versus methyl side-chains, in pyrylium salts |
|
209-217 |
|
| |
articol de periodic |
1984 |
Revue Roumaine de Chimie, 29-1 |
UNCUȚA, Cornelia (autor)
,
BALLY, Ioana (autor)
,
DRĂGHICI, Constantin (autor)
,
CHIRALEU, Filip (autor)
|
Heterocyclic organoboron compounds. XVII. Axial chirality of boron vhelates evidenced by H-NMR spectroscopy in the presence of chiral additives |
|
121-129 |
|
| |
articol de periodic |
1988 |
Revue Roumaine de Chimie, 33-7 |
UNCUȚA, Cornelia (autor)
,
GHEORGHE, Mircea (autor)
,
CHIRALEU, Filip (autor)
,
PLĂVEȚI, Marieta (autor)
,
ELIAN, Mihai (autor)
,
BALABAN, Alexandru (autor)
|
Reaction of pyrylium salts with nucleophiles. XXI. Unexpercted formation of 6,6-dimethyl-5-isopropyl-2,4-cyclohexadienylidene-1-imines from primary amines and 2,6-diisopropyl-pyrylium salts |
|
717-727 |
|
| |
articol de periodic |
1989 |
Revue Roumaine de Chimie, 34-6 |
UNCUȚA, Cornelia (autor)
,
BALABAN, Teodor (autor)
,
PETRIDE, Aurica (autor)
,
CHIRALEU, Filip (autor)
,
BALABAN, Alexandru (autor)
|
Reaction of pyrylium salts with nucleophiles. XXII. Regioselectivity (formation of anilinederivatives from primary amines and non-symmetrically substituted pyrylium salts) and chemoselectivity (pyridinum vs. Anuline formation) |
|
1425-1437 |
|
| |
articol de periodic |
1990 |
Revue Roumaine de Chimie, 35-3 |
UNCUȚA, Cornelia (autor)
,
CHIRALEU, Filip (autor)
,
GHEORGHIU, Mircea (autor)
,
BALABAN, Alexandru (autor)
|
Reactions of pyrylium salts with necleophiles. XV. Stereoisomers of polyarxlppyridinium salts and their interconversion |
|
323-338 |
|
| |
articol de periodic |
1970 |
Studii și Cercetări de Chimie, 18-2 |
UNCUȚA, Cornelia (autor)
,
BALABAN, Alexandru (autor)
|
Metode de degradare chimică cu ruperea legăturilor pentru localizarea marcării cu carbon-14 |
|
161-188 |
|
