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51

ChemInform Abstract: Chemistry of Substituted Pyrazolo(1,5-a)pyrimidines. Part 5. 7-Oxo-6-( pyrazol-3′(5′)-yl)-4,7-dihydropyrazolo(1,5-a)pyrimidines from 6- Ethoxycarbonyl-7-(2-dimethylaminovinyl)pyrazolo(1,5-a)pyrimidines: Elucidation of the Reaction Mechanism Through NMR Spectroscopy and X- Ray Diffraction Analysis.

S. CHIMICHI, F. BRUNI, B. COSIMELLI, S. SELLERI, G. VALLE

Journal:

Year:

1996

File:

PDF, 34 KB

1996

52

A new facile synthesis of 5-arninopyridazine-4-carboxylic acid

S. Chimichi, R. Nesi

Journal:

Journal of Heterocyclic Chemistry

Year:

1977

File:

PDF, 157 KB

1977

53

The preparation of arylpropiolic acids via styrylisoxazoles

S. Chimichi, F. De Sio, D. Donati, R. Pepino, L. Rabatti, P. Sarti-Fantoni

Journal:

Journal of Heterocyclic Chemistry

Year:

1983

File:

PDF, 142 KB

1983

54

Azabenzoxazoles: Synthesis of 3-Methylisoxazolo[5,4-c]- and 2-Methyloxazolo[5,4-c]pyridines

Tedeschi, Piero, Camparini, Alfredo, Chimichi, Stefano, Ponticelli, Fabio

Journal:

Year:

1982

Language:

english

File:

PDF, 144 KB

english, 1982

55

Regio- and stereoselective reductions of dehydrocholic acid

Giancarlo Cravotto, Arianna Binello, Luisa Boffa, Ornelio Rosati, Marco Boccalini, Stefano Chimichi

Journal:

Year:

2006

Language:

english

File:

PDF, 267 KB

english, 2006

56

Solid-state photoreactivity of ethyl (E)-.alpha.-cyano-2-methoxycinnamate

Chimichi, Stefano, Sarti-Fantoni, Piero, Coppini, Giacomo, Perghem, Franca, Renzi, Giovanni

Journal:

Journal of Organic Chemistry

Year:

1987

Language:

english

File:

PDF, 409 KB

english, 1987

57

Reaction of some antiinflammatory 17β-(2-aminooxazol-4-YL) steroids with hydrogen peroxide. Synthesis of steroid-17- spiro-5'-oxazolidine-2',4'-diones

Gianfranco Rapi, Mauro Ginanneschi, Mario Chelli, Stefano Chimichi

Journal:

Year:

1985

Language:

english

File:

PDF, 687 KB

english, 1985

58

Chemistry of substituted pyrazolo[1,5-a] pyrimidines. Part 3. A structural correction of a pyrazolo[1,5-a][1,3]diazepine derivative on the basis of 13C NMR spectroscopy

Chimichi, Stefano, Cosimelli, Barbara, Bruni, Fabrizio, Costanzo, Annarella

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1993

Language:

english

File:

PDF, 471 KB

english, 1993

59

Synthesis of the cage penta-azamacrobicycloalkane 12,1 7-dimethyl-1,5,9,1 2,17-penta-azabicyclo[7.5.5]nonadecane, its basicity, and metal complex formation. Crystal structure of the copper(II) perchlorate complex

Ciampolini, Mario, Micheloni, Mauro, Vizza, Francesco, Zanobini, Fabrizio, Chimichi, Stefano, Dapporto, Paolo

Journal:

Journal of the Chemical Society Dalton Transactions

Year:

1986

Language:

english

File:

PDF, 804 KB

english, 1986

60

New heterospiro-ring systems by condensation of some heterocyclic o-dicarboxylates with 1,3-diphenylguanidine

Nesi, Rodolfo, Chimichi, Stefano, Scotton, Mirella, Degl'Innocenti, Alessandro, Adembri, Giorgio

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1980

Language:

english

File:

PDF, 557 KB

english, 1980

61

On the reactivity of 6-acetyl-7-(2-dimethylaminovinyl)pyrazolo[1,5-a]pyrimidines with 1,3- and 1,4-bisnucleophiles

Chimichi, Stefano, Boccalini, Marco, Selleri, Silvia, Costagli, Camilla, Guerrini, Gabriella, Viola, Giampietro

Journal:

Organic & Biomolecular Chemistry

Year:

2008

Language:

english

File:

PDF, 166 KB

english, 2008

62

Heteroacylsilanes: synthesis and synthetic potentialities of new nucleophilic acylation agents

Ricci, Alfredo, Degl'Innocenti, Alessandro, Chimichi, Stefano, Fiorenza, Mariella, Rossini, Gabriele

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 529 KB

english, 1985

63

Selective lithium encapsulation in aqueous solution by the new cage 4,10-dimethyl-1,4,7,10,15-pentaazabicyclo[5.5.5]heptadecane (L). Synthesis, characterization, and structural aspects. Crystal structures of [LiL](ClO4) and [CuL]Br2.cntdot.3H2O

Bencini, Andrea, Bianchi, Antonio, Borselli, Angela, Chimichi, Stefano, Ciampolini, Mario, Dapporto, Paolo, Micheloni, Mauro, Nardi, Nicoletta, Paoli, Paola, Valtancoli, Barbara

Journal:

Inorganic Chemistry

Year:

1990

Language:

english

File:

PDF, 662 KB

english, 1990

64

Lithium binder in aqueous solution. Synthesis and characterization of the new cage 4,10,15-trimethyl-1,4,7,10,15-pentaazabicyclo[5.5.5]heptadecane (L). Protonation and lithium complex formation. Crystal structures of [HL][BPh4] and [LiL][BPh4]

Bencini, Andrea., Bianchi, Antonio., Chimichi, Stefano., Ciampolini, Mario., Dapporto, Paolo., Garcia-Espana, Enrique., Micheloni, Mauro., Nardi, Nicoletta., Paoli, Paola., Valtancoli, Barbara.

Journal:

Inorganic Chemistry

Year:

1991

Language:

english

File:

PDF, 644 KB

english, 1991

65

Kinetics of the enolisation reactions of 2-acetylpyrrole and of 2-, 4- and 5-acetylthiazoles

De Maria, Paolo, Fontana, Antonella, Arlotta, Marialuisa, Chimichi, Stefano, Spinelli, Domenico

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1994

Language:

english

File:

PDF, 668 KB

english, 1994

66

Ring?chain isomerism of some 4,5-disubstituted pyridazines involving heterospiro-compounds

Chimichi, Stefano, Nesi, Rodolfo, Scotton, Mirella, Mannucci, Carlo, Adembri, Giorgio

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1980

Language:

english

File:

PDF, 500 KB

english, 1980

67

Synthesis of a small azacage which can selectively encapsulate a lithium ion in aqueous solution

Bencini, Andrea, Bianchi, Antonio, Borselli, Angela, Ciampolini, Mario, Micheloni, Mauro, Nardi, Nicoletta, Paoli, Paola, Valtancoli, Barbara, Chimichi, Stefano, Dapporto, Paolo

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1990

Language:

english

File:

PDF, 197 KB

english, 1990

68

Chemistry of substituted pyrazolo[1,5-a]pyrimidines. Part 4. A structural correction of a series of pyrazolo[5?,1? : 2,3]pyrimido[5,4-d][1,2]diazepines on the basis of NMR spectroscopy and X-ray diffraction analysis

Chimichi, Stefano, Cosimelli, Barbara, Bruni, Fabrizio, Selleri, Silvia, Costanzo, Annarella, Guerrini, Gabriella, Valle, Giovanni

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1994

Language:

english

File:

PDF, 390 KB

english, 1994

69

Synthetic investigation on isothiazolo-[5,4-b]- and -[4,5-c]-pyridines

Chimichi, Stefano, Nesi, Rodolfo, Ponticelli, Fabio, Tedeschi, Piero

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1990

Language:

english

File:

PDF, 594 KB

english, 1990

70

Chemistry of substituted pyrazolo[1,5-a]pyrimidines. Part 5. 7-Oxo-6-[pyrazol-3?(5?)-yl]-4,7-dihydropyrazolo[1,5-a]pyrimidines from 6-ethoxycarbonyl-7-(2-dimethylaminovinyl)pyrazolo[1,5-a]-pyrimidines: elucidation of the reaction mechanism through NMR spectroscopy and X-ray diffraction analysis

Chimichi, Stefano, Bruni, Fabrizio, Cosimelli, Barbara, Selleri, Silvia, Valle, Giovanni

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1996

Language:

english

File:

PDF, 734 KB

english, 1996

71

Differential substituent effects in 4-X-acetophenones and 4-X-2,6-dimethylacetophenones: basicity constants (pK BH+ ) and 17O chemical shifts

Chimichi, Stefano, Dell'Erba, Carlo, Gruttadauria, Michelangelo, Noto, Renato, Novi, Marino, Petrillo, Giovanni, Sancassan, Fernando, Spinelli, Domenico

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1995

Language:

english

File:

PDF, 818 KB

english, 1995

72

Spirocyclisation reactions of diethyl pyridazine-4,5-dicarboxylate with 1,3-binucleophiles

Adembri, Giorgio, Chimichi, Stefano, Nesi, Rodolfo, Scotton, Mirella

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1977

Language:

english

File:

PDF, 514 KB

english, 1977

73

1 H and 13 C NMR study of the pyrazolo[1,5- a ]pyrimidine system

Chimichi, Stefano, Cosimelli, Barbara, Bruni, Fabrizio, Selleri, Silvia

Journal:

Canadian Journal of Chemistry

Year:

1992

Language:

english

File:

PDF, 253 KB

english, 1992

74

Aromatic Isothiazolopyridines: New Direct Synthetic Approaches

Chimichi, Stefano, Giomi, Donatella, Tedeschi, Piero, Ponticelli, Fabio

Journal:

Synthetic Communications

Year:

1993

Language:

english

File:

PDF, 232 KB

english, 1993

75

Chemical Characterisation of Wood of Roman Ships Brought to Light in the Recently Discovered Ancient Harbour of Pisa (Tuscany, Italy)

Bettazzi, F., Giachi, G., Staccioli, G., Chimichi, S.

Journal:

Year:

2003

Language:

english

File:

PDF, 85 KB

english, 2003

76

Pyridazine-4,5-dicarboxylic anhydride: versatile synthon for the preparation of 1,3,7,8-tetra-azaspiro[4.5]decane derivatives with nitrogen 1,3-binucleophiles

Chimichi, Stefano, Nesi, Rodolfo, Neri, Martino

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1984

Language:

english

File:

PDF, 599 KB

english, 1984

77

A new spiro annelation reaction in the isoxazole series: applications and limits

R. Nesi, S. Chimichi, P. Sarti-fantoni, P. Tedeschi, D. Giomi

Year:

1985

Language:

english

File:

PDF, 565 KB

english, 1985

78

Polyazaheterocyclic compounds: condensation reactions of pyridazine-4,5-dicarboxylic acid derivatives with o-phenylenediamine

Adembri, Giorgio, Chimichi, Stefano, De Sio, Francesco, Nesi, Rodolfo, Scotton, Mirella

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1974

Language:

english

File:

PDF, 601 KB

english, 1974

79

The Preparation of Coumaric Acids via Styrylisoxazoles

Sarti-Fantoni, Piero, Chimichi, Stefano, De Sio, Francesco, Donati, Donato, Fina, Giuseppe, Pepino, Roberto

Journal:

Year:

1983

Language:

english

File:

PDF, 121 KB

english, 1983

80

New Pyrazolo[3,4-b]pyridine and Pyrazolo[3,4-d]pyrimidine Derivatives from 4-Acetyl-5-amino-1,3-diphenylpyrazole

Dal Piaz, Vittorio, Ciciani, Giovanna, Chimichi, Stefano

Journal:

Year:

1985

Language:

english

File:

PDF, 123 KB

english, 1985

81

Pyrazolo[1,5-a]pyrido[3,4-e]pyrimidine: A New Heterocyclic Ring System

Bruni, Fabrizio, Chimichi, Stefano, Cosimelli, Barbara, Costanzo, Annarella, Guerrini, Gabriella, Selleri, Silvia

Journal:

Year:

1990

Language:

english

File:

PDF, 142 KB

english, 1990

82

A New Entry to Pyrazolo[1,5-a]pyrido[3,4-e]pyrimidine Derivatives

Chimichi, Stefano, Bruni, Fabrizio, Cosimelli, Barbara, Costanzo, Annarella, Guerrini, Gabriella, Selleri, Silvia

Journal:

Year:

1990

Language:

english

File:

PDF, 210 KB

english, 1990

83

New Difunctionalaized 4-Nitroisoxazoles from a-Nitroacetophenone Oxime

Nesi, Rodolfo, Chimichi, Stefano, Sarti-Fantoni, Piero, Buzzi, Annalisa, Giomi, Donatella

Journal:

Year:

1985

Language:

english

File:

PDF, 134 KB

english, 1985

84

ChemInform Abstract: Pyrazolo(1′,5′:1,6)pyrimido(4,5-d)pyridazin-7(8H)-one: A New Heterocyclic Ring System from Isoxazolopyridazinones.

PIAZ, V. D., CICIANI, G., CHIMICHI, S.

Journal:

Year:

1987

File:

PDF, 184 KB

1987

85

ChemInform Abstract: Solid-State Photoreactivity of Ethyl (E)-α-Cyano-2-methoxy-cinnamate.

CHIMICHI, S., SARTI-FANTONI, P., COPPINI, G., PERGHEM, F., RENZI, G.

Journal:

Year:

1988

File:

PDF, 93 KB

1988

86

ChemInform Abstract: Solid State Photodimerization Reaction of Some 3-Styrylisoxazolo-(3,4-d)pyridazin-7(6H)-ones.

CHIMICHI, S., CICIANI, G., DAL PIAZ, V., DE SIO, F., SARTI-FANTONI, P., TORROBA, T.

Journal:

Year:

1987

File:

PDF, 111 KB

1987

87

ChemInform Abstract: Nitration of 5-Phenyl- and 3-Methyl-5-phenylisoxazoles.

CHIMICHI, S., COSIMELLI, B.

Journal:

Year:

1990

File:

PDF, 132 KB

1990

88

ChemInform Abstract: Solid State Photodimerization of E-1-(3-Methyl-4-nitroisoxazol-5-yl)-2-(2-thienyl)ethene.

BARACCHI, A., CHIMICHI, S., DE SIO, F., POLO, C., SARTI-FANTONI, P., TORROBA, T.

Journal:

Year:

1990

File:

PDF, 195 KB

1990

89

ChemInform Abstract: Synthesis and Characterization of the Cage 12,17-Dioxa-1,5,9-triazabicyclo(7.5.5)nonadecane. Its Basicity and Complexing Properties.

BIANCHI, A., CIAMPOLINI, M., MICHELONI, M., CHIMICHI, S., ZANOBINI, F.

Journal:

Year:

1988

File:

PDF, 133 KB

1988

90

ChemInform Abstract: Synthetic Investigation on Isothiazolo-(5,4-b)- and -(4,5-c)-pyridines.

CHIMICHI, S., NESI, R., PONTICELLI, F., TEDESCHI, P.

Journal:

Year:

1990

File:

PDF, 102 KB

1990

91

ChemInform Abstract: Synthesis of 17β-(2-Oxo-4-imidazolin-4-yl) Derivatives from Cortexone and Cortisone.

RAPI, G., GINANNESCHI, M., CHELLI, M., CHIMICHI, S.

Journal:

Year:

1987

File:

PDF, 210 KB

1987

92

ChemInform Abstract: A New Spiro Annellation Reaction in the Isoxazole Series: Applications and Limits. Part 2. Reactivity of Ethyl 4-Nitro-3-phenylisoxazole-5-carboxylate with Nitrogen Binucleophiles.

NESI, R., CHIMICHI, S., GIOMI, D., SARTI-FANTONI, P., TEDESCHI, P.

Journal:

Year:

1987

File:

PDF, 192 KB

1987

93

ChemInform Abstract: Selective Lithium Encapsulation in Aqueous Solution by the New Cage 4,10-Dimethyl-1,4,7,10,15-pentaazabicyclo(5.5.5)heptadecane (L). Synthesis, Characterization, and Structural Aspects. Crystal Structures of (LiL)(ClO4) and (CuL)Br2·3

BENCINI, A., BIANCHI, A., BORSELLI, A., CHIMICHI, S., CIAMPOLINI, M., DAPPORTO, P., MICHELONI, M., NARDI, N., PAOLI, P., VALTANCOLI, B.

Journal:

Year:

1990

File:

PDF, 193 KB

1990

94

Preparation of 5,6,7,8-Tetrahydro-7-aryl-3-methylisoxazolo[4,5-b]azepin-5(4H)-ones

Chimichi, Stefano, Baracchi, Antonella, De Sio, Francesco, Donati, Donato, Polo, Cecilia, Sarti-Fantoni, Piero

Journal:

Year:

1990

Language:

english

File:

PDF, 211 KB

english, 1990

95

ChemInform Abstract: A New Entry to Pyrazolo(1,5-a)pyrido(3,4-e)pyrimidine Derivatives.

BRUNI, F., CHIMICHI, S., COSIMELLI, B., COSTANZO, A., GUERRINI, G., SELLERI, S.

Journal:

Year:

1990

File:

PDF, 168 KB

1990

96

A new spiro annellation reaction in the isoxazole series: applications and limits. Part 2. Reactivity of ethyl 4-nitro-3-phenylisoxazole-5-carboxylate with nitrogen binucleophiles

Nesi, Rodolfo, Chimichi, Stefano, Giomi, Donatella, Sarti-Fantoni, Piero, Tedeschi, Piero

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1987

Language:

english

File:

PDF, 619 KB

english, 1987

97

1-Phenylpyridazino[4,5-d]pyridazine

Chimichi, Stefano, Nesi, Rodolfo

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1979

Language:

english

File:

PDF, 515 KB

english, 1979

98

Suzuki and Heck Processes for the Synthesis of New Anthraquinone-Based Glycoconjugated Dyes

Calugi, Lorenzo, Bonanni, Marco, Corsi, Massimo, Chimichi, Stefano, Bianchini, Roberto

Journal:

ChemistrySelect

Year:

2018

Language:

english

File:

PDF, 913 KB

english, 2018

99

ChemInform Abstract: HETEROACYLSILANES: SYNTHESIS AND SYNTHETIC POTENTIALITIES OF NEW NUCLEOPHILIC ACYLATION AGENTS

RICCI, A., DEGL'INNOCENTI, A., CHIMICHI, S., FIORENZA, M., ROSSINI, G., BESTMANN, H. J.

Journal:

Chemischer Informationsdienst

Year:

1985

File:

PDF, 126 KB

1985

100

ChemInform Abstract: SYNTHESIS AND TAUTOMERISM OF ETHYL 4-OXO-1-PHENYL-2-(PHENYLIMINO)-1,3,7,8-TETRAAZASPIRO(4,5)DECA-6,9-DIENE-6-CARBOXYLATE

ADEMBRI, G., CHIMICHI, S., NESI, R., SCOTTON, M.

Journal:

Chemischer Informationsdienst

Year:

1979

File:

PDF, 116 KB

1979