3.5- Diethoxycarbonyl-1 -methyl

Die Behandlung mit anionischen Nukleophilen (z. B. Natrium-, Lithiumhydrid, Natriumhydr-oxid, -methanolat, Diethoxycarbonyl-methyl-natrium) in siedenden Toluol liefert ausschlieBlich 3-Aryl-5-hydroxy-l, 2,4-oxadiazole216 ... [Pg.476]

Zink (Chlor-diethoxycarbonyl-methyl)- -chlorid XIII/2a, 645... [Pg.386]

Azetidin 4-(Brom-diethoxycarbonyl-methyl)-2-oxo- E16b, 585 (C-Alkylier.)... [Pg.769]

Bicyclo l.l.l pentan 3-Brom-l-(diethoxycarbonyl-methyl)- E17e, 54 Tricyclo[1.1.1.01 3]pentan + Br —CH(COOR)2 ... [Pg.1042]

Cyclohexan 2-(Diethoxycarbonyl-methyl)-l-hydroximino- E14b, 351 (Cl - CHR2)... [Pg.1185]

Bis-[diethoxycarbonyl-methyll-1,1-dimethyl- 1650 2-(4,5-Diisopropylcarbonyl-l, 3-dioxolan-2-yl)-1 -(3-methoxy-carbonyl-propyl)- 277... [Pg.3359]

Diethoxycarbonyl-methyl)-3-ethoxy carbonyl-2,3-dihydro-1,3-thiazo1 59%... [Pg.216]

N2-(2,6-Dichfor-phenyl)-Nl-(2-hydroxy-ethyl)-thioureido-methyl]- 1016 2-[l-(Dicyan-mcthylen)-2-methyl-3-indenyl-methylen]-3-metbyl-2,3-dihydro- 1015 2-(Dicthoxycarbonyl-methyl)- 978 2-(Diethoxycarbonyl-methyl)-6-isothiocyanat- 880 2-(3-DicthyIamino-anilino)-... [Pg.1189]

Carboxyl group of (-)-9-fluoro-3-methyl-7-oxo-10-[(3S)-3-(tert-butoxy-carbonylamino)pyrrolidino]-2,3-dihydro-7//-pyrido[l,2,3- 7e]-l,4-benzoxa-zine-6-carboxylic acid was converted into l-nitro-2-oxoethyl group in 45% yield by treatment with l,l -carbonyldiimidazole in boiling CFICI3 for 18h, then with MeN02 in the presence of KOr-Bu for another 18 h (96MI12). 6-(2,2-Diethoxycarbonyl)acetyl derivative formed from the aforementioned 6-carboxylic acid, when it was treated with l,l -carbonyldiimidazole in... [Pg.276]

Hydrolysis of l,5-diethoxycarbonyl-3-methyl-3-azabicyclo[3.3.1]non-9-one with hot 20% aqueous hydrochloric acid proceeds smoothly and gives 3-methyl-3-azabicyclo[3.3.1]non-9-one in 70% yield. [Pg.74]

The second group of target molecules selected to illustrate the use of dicarbonyl compounds consists of 3,5-dimethylpyrazole (53), 3-methyl-1-phenylpyrazol-5-one (54) and 3,5-diethoxycarbonyl-2,4-dimethylpyrrole (55). [Pg.1146]

Diethoxycarbonyl-hydroxy-methyl)-ethyl- -ethyl-ester E2, 186... [Pg.1021]

Di-tert.-butyl- -methylamid E2, 275 Dibutyl- -0-( 1-methyl-2-oxo-propylester) E2, 261 Dicyclohexyl- -S-phenylester E2, 224, 225 (2.2-Diethoxycarbonyl-ethyl)-phenyl- -ethylesler El, 205 ... [Pg.1090]

Methyl 3,3-diethoxycarbonyl-l-methyl-2-azididinecarboxylate gave dimethyl... [Pg.48]

Harnstoff l-(2,2-Diethoxycarbonyl-ethenyl)- E4, 346 [Harnstoff + RO — CH = C(COOR)2] Maleinsaure 2-(2-Acetyl-l-methyl-hydrazino)- -dimethylester E15/1, 791 (N-Acylier.)... [Pg.648]

Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...