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Realizator: IONIŢĂ, Petre

Sumarul căutării

25 de articole

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Tip	Anul	Publicație și Volum/Nr.	Realizatori	Titlul articolui	Pagina
articol de periodic	1994	Revue Roumaine de Chimie, 39-10	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes involving hydratine derivatives. I. 1,1-diphenyl-2-picrylhydrazine pair anion in interphase transfer alkali cations and arginine as supramolecular complexes in water-methylene chloride system	1141-1149
articol de periodic	1997	Revue Roumaine de Chimie, 42-10	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor) , CĂLDPRARU, Horia (autor) , CATAGHEORGHEOPOL, Agneta (autor) , CĂPROIU, Miron (autor)	Interphase processes involving hydrazine derivatives. III. The reaction of 2,2-diphenyl-1-picrylhydrazyl wirh HO- anion in the presence of crown ethers	985-992
articol de periodic	1997	Revue Roumaine de Chimie, 42-2	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor) , CĂLDĂRARU, Horia (autor) , CARAGHEORGHEOPOL, Agneta (autor) , CĂPROIU, Miron (autor)	Interphase processes involving hydrazine derivatives II. Formation of the supramolecular complex with crown ethers alkali hydroxides and 2,2-diphenyl-1-picrylhydrazine as partners in liquidf-liquid and solid-liguid diphasic system	105-109
articol de periodic	1997	Revue Roumaine de Chimie, 42-8	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes inolving hydrazine derivatives. V. The reaction of free stable 2,2-diphenyl-1-picrylhydrazil radical with potassium hidroxide in the presence of polythylene glycols	683-685
articol de periodic	1998	Revue Roumaine de Chimie, 43-1	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CĂPROIU, Miron (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes involving hydrazine derivatives. IV	25-30
articol de periodic	1998	Revue Roumaine de Chimie, 43-2	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes involving hydrazine deverivatives. VII The reaction of DPPH with H2O and H2O2 in presence of cryptands	129-131
articol de periodic	1998	Revue Roumaine de Chimie, 43-3	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CĂPROIU, Miron (autor) , CĂLDĂRARU, Horia (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes involving hydrazine deverivatives. VI. The syntheses of 2-(p-nitrophenyl)-2-phenyl-1-picrylhydrazine 2,2-bis(p-nitrophenyl)-1-picrylhydrazine and their 15N labelled congeners	221-224
articol de periodic	1998	Revue Roumaine de Chimie, 43-4	LUCA, Constantin (autor) , SPAFIU, Florica (autor) , CĂPROIU, Miron (autor) , TUDOR, Ecaterina (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor) , DĂNESCU, Mihaela (autor) , STĂNCIUC, Andreea (autor)	Gas-chromatographic studies using glass capillary columns with crwwn-ether type stationary phases. I	287-293
articol de periodic	1998	Revue Roumaine de Chimie, 43-5	LUCA, Constantin (autor) , COVACI, Irina (autor) , CĂPROIU, Miron (autor) , IONIȚĂ, Petre (autor) , MAGANU, Maria (autor) , CONSTANTINESCU, Titus (autor)	Supramolecular complexes of l-alanyl-nitroalilide cation with crown ethers, involving tetraphenyborate as anion pair	469-472
articol de periodic	1998	Revue Roumaine de Chimie, 43-6	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , POPESCU, Daniela (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes involving hydrazine derivatives. IX	541-544
articol de periodic	1998	Revue Roumaine de Chimie, 43-8	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , POPA, Emil (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes involving hydrazine derivatives. VIII. Transfer of alkali cations by means of crown ethers and some hydrazine derivatives	753-756
articol de periodic	1999	Revue Roumaine de Chimie, 44-1	LUCA, Constantin (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor)	Interphase processes involving hydrazine derivatives. X	39-44
articol de periodic	1999	Revue Roumaine de Chimie, 44-4	COVACI, Irina (autor) , CONSTANTINESCU, Titus (autor) , CĂPROIU, Miron (autor) , DRĂGHICI, Constantin (autor) , IONIȚĂ, Petre (autor) , LUCA, Constantin (autor) , STANCIUC, Gabriela (autor) , MAGANU, Maria (autor)	3,5-dinitro-4-methoxyaminobenzoic acid and its derivatives	333-340
articol de periodic	1999	Revue Roumaine de Chimie, 44-4	BADEA, Florin (autor) , STOICA, Alice (autor) , IONIȚĂ, Petre (autor) , CĂPROIU, Miron (autor) , CONSTANTINESCU, Titus (autor)	Nitration of some di-and tri-nitrohalobenzenes with solid sodium nitrite in the presence of 18 crown 6	351-556
articol de periodic	1999	Revue Roumaine de Chimie, 44-4	IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor) , CĂLDĂRARU, Horia (autor) , LUCA (autor) , CONSTANTIN (autor) , CĂPROIU, Miron (autor) , DUMITRAȘCU, Florin (autor) , SILBERG, Ioan (autor) , BALABAN, Alexandru (autor)	The reaction betweem the DPPH free radical and KCN in the presence of crow ether 18-C-6- s correction	393-396
articol de periodic	1999	Revue Roumaine de Chimie, 44-5	IONIȚĂ, Petre (autor) , SPAFIU, Florica (autor) , CONSTANTINESCU, Titus (autor) , CĂLDĂRARU, Horia (autor)	The reaction of 2,2-diphenyl-1-picrydrazyl stable free radical with sodium tetra-phenylborate in the presence of 18-C-6 crown ether	497-500
articol de periodic	1999	Revue Roumaine de Chimie, 44-9	COVACI, Irina (autor) , CONSTANTINESCU, Titus (autor) , IONIȚĂ, Petre (autor) , CĂPROIU, Miron (autor) , ZĂRNĂ, Nicolae (autor) , LUCA, Constantin (autor) , BALABAN, Alexandru (autor)	A new nitration process of N-methoxy-dinitroaniline and triarylhydrazine derivatives with sodium nitrite in the presence of crown ethers	823-829
articol de periodic	2000	Revue Roumaine de Chimie, 45-10	IONIȚĂ, Petre (autor) , CĂPROIU, Miron (autor) , BALABAN, Alexandru (autor)	New sulfonyl derivatives of 2,2-diphenyl-1-picrylhydrazyl and their supermolecular complexes with crow ethers or kryptands	935-941
articol de periodic	2000	Revue Roumaine de Chimie, 45-12	HRISTEA, Elena (autor) , HILLEBRAND, Mihaela (autor) , RĂDUȚIU, A. (autor) , CĂLDĂRARU, Horia (autor) , CĂPROIU, Miron (autor) , IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor) , BALABAN, Alexandru (autor)	Reaction of 1,1 diphenyl-2-picryl-hydazyl or hydrazine with sodium borahydride in the presence of 18-crown-6 ether	1089-1096
articol de periodic	2000	Revue Roumaine de Chimie, 45-4	POPESCU, Daniela (autor) , IONIȚĂ, Petre (autor) , SOCOTEANU, Radu (autor) , CĂPROIU, Mirin (autor)	Synthesis of a new macrocyclic ligand containing two sulphonamide groups and a preliminary study of cation transport by this ligand	357-360
articol de periodic	2001	Revue Roumaine de Chimie, 46-4	IONIȚĂ, Petre (autor) , CONSTANTINESCU, Titus (autor) , CĂLDĂRARU, Horia (autor) , IONIȚĂ, Gabriela (autor) , CĂPROIU, Miron (autor)	Synthesis of new hydrazyl free radicals. Supramolecular complexes with crown ether and cyclodextrinus	363-369
articol de periodic	2001	Revue Roumaine de Chimie, 46-7	IONIȚĂ, Petre (autor) , CĂPROIU, Mirin (autor) , DRĂCHICI, Constantin (autor)	Direct amination of 2,2-dihenyl-1-picrylhydrazine through a Meisenheimer complex	803-806
articol de periodic	2005	Revue Roumaine de Chimie, 50-5	RĂDUȚIU, Ana (autor) , BACIU, Ion (autor) , CĂPROIU, Miron (autor) , IONIȚĂ, Petre (autor) , COVACI, Cristina (autor) , CONSTANTINESCU, Titus (autor)	Synthesis and properties of bis-dinitrophenyl derivatives of 1,7,10,16-tetraoxa-4,13-diazacyclooctadecane (Kryptofix 22)	341-347
articol de periodic	2014	Revue Roumaine de Chimie, 59-9	ARICIU, Ana-Maria (autor) , IONIȚĂ, Gabriela (autor) , IONIȚĂ, Petre (autor)	An EPR spin-trapping study of free radicals in cigarette smoke	781-787
articol de periodic	2017	Revue Roumaine de Chimie, 62-10	SHAKIR, Ahmed (autor) , IONIȚĂ, Gabriela (autor) , IONIȚĂ, Petre (autor)	Selective oxidation of alcohols with stable organic polyradicals	793-798

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