It has been reported that many pyrimidine-bearing skeletons showed Jhonson LN, De Moliner E, Brown NR, Song H, Barford D, Endicott JA, Noble ME
29 Dec 2015 derivatives bearing a nitro group at position 6 together with a pyridine . d) HNO3/H2SO4, rt, 1 h (72.5%), e) Ethyl cyanoacetate/Aromatic .. IR (KBr, ū, cm-1): 3375 (NH), 2208 (C≡N), 1723 (3 C=O), 1521 and 1389 (2 NO2).
Anticonvulsant drugs bearing dihydropyrimidine ring. . mp: 212 214 °C; Rf: 0.70; Yield: 48%; IR(cm−1): 3282 (CONH), 3275 (NH), 2208 (C .. Synthesis of 5-Alkoxythieno[2,3-e][1,2,4]triazolo[4,3-c]pyrimidine derivatives and evaluation of
Rolling bearings-Cylindrical roller bearings. . この a) NU. b) NJ. c) NUP. d) N. e) NF. はのである。 1−ころ（） NH2208. 22. HJ2208E 40 54.1 5 9 1.1. NJ2208E. NH2208E. 22. HJ308 40. 61 7. 12.5.
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Novel Quinazoline Derivatives Bearing A Sulfonamide Moiety As Anticancer and Radiosensitizing Agents. Mostafa M. .. cm-1 (NH), 2208 cm-1 (C≡N), 1652 cm-1(C=O), 1398, .. Feighner S D, Pong S S, Howard A D, Blake A, Birzin E.
ring which bearing reactive functionalities at C-4 and C-5,7-9 another popularly used method involved the . of (E)-ethyl 2-cyano-3-(phenylamino)acrylate 1 (2.16g, 10 mmol) in anhydrous DMF (10 mL), .. IR (KBr, cm-1): 3407 (NH), 2208.
23 Jul 2012 Authors to whom correspondence should be addressed; E-Mails: . that the isatin bearing either electron-withdrawing or electron-donating
bearing a coumarin residue, has been shown to possess a significant inhibitory activity Synthesis of (E)-ethyl N-(3-cyano-4-(4-(dimethylamino) phenyl)-5-oxo-4 solid, (78% yield), m.p. 144., FT-IR (KBr, ν, cm-1): 3387 cm-1 (NH), 2208 cm-1.
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of difunctional ketones bearing P-electron-withdrawing gro~ps,~,~,~ .. cm-'; MS (EI), m/e 275 (M+); 'H NMR (CDC13) 6 3.69 (s, 3 H,. CH,), 6.7 (m, 4 H, .. OC (dec, by DSC); IR (KBr) 3240 br (NH), 2208 cm-' (C=N); MS. (EI), m/e 552 (Mt);
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29 May 2013 (KBr), ν = 3203-3000 (OH, NH), 2208 (CN), 1689 (CO) cm-1. 1H NMR. [(CD3)2SO]: δ .. Compound 6 bearing latent functional substituentes were reacted with hydrazine . Ammermann, E; Lorenz,G Ger. Offen. 3 905 238