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5- Acylamino-2-

Beller and coworkers have described a very useful 4-CR, which initially generates 1-acylamino-l,3-butadienes 9-104 as intermediates from two molecules of an aide-... [Pg.556]

Amino-phenyl)-hydrazide lassen sich annahernd quantitativ durch katalytische Hydrierung aus den (2-Nitro-phenyl)-Derivaten erhalten. Sie cyclisieren mit Kohlensaure-chlorid-estern zu 1 -Acylamino-2-hydroxy-benzimidazolen593 ... [Pg.248]

Die Pyridio[2,l b]-l,3,4-oxadiazolium-Salzc erhalt man analog aus 1-Amino-2-oxo- bzw. 1-Acylamino-2-oxo-1,2-dihydro-pyridincn. [Pg.571]

Die Umsetzung von 2-Acylamino-2-alkensaure-estem mit Diazo-alkanen liefert als Zwi-schenprodukt 4,5-Dihydro-3H-pyrazole, die beim Erhitzen unter Verlust von Stickstoff und nach der Hydrolyse N-geschiitzte 1-Acylamino-l-carboxy-cyclopropane erge-ben2 4 ... [Pg.635]

Auch Thioharnstoffe347 und Carbamate348 reagieren mit Phosphorigsaure-triphenylester und Aldehyden in guten Ausbeuten zu den kristallinen 1-Acylamino-alkanphos-phonsaure-diphenylestern ... [Pg.362]

Acylaminobicycloalkyl Sulfides 2 from 1-Acylamino-l-chlorocyclopropanes General Procedure ... [Pg.1597]

Semiempirical quantum chemical calculations using the complete neglect of differential overlap (CNDO/2) method were made for 1,2-dia-minoimidazole (84KGS1396), 1,2-diaminobenzimidazole (85KGS1402), 1-acylamino-1,2,3-triazoles (87JHC1461), and N,N -diazolyls [80JCR(M)-514]. [Pg.147]

Photorearrangement of o-nitrobenzyl derivatives is a well-established process and proceeds via intramolecular hydrogen abstraction. A pathway of this type is initially involved in the conversion of the 1-(o-nitrobenzyl)-2-acylpyrazolidin-3-ones (70) into the 1-(acylamino)azetidin-2-ones (71) as shown in Scheme 4, ... [Pg.332]

Pentamethyleneoxaziridine (459) has been used to 5-aminate thiouracils <91S327>. Similarly, either 3,3-pentamethylenoxaziridine or hydroxylamine-O-sulfonic acid reacts with 1-acylamino, with 1-phenylureido-, or with l-arylaminopyrimidine-2-thiones (458) to form 5-aminated derivatives (461). A postulated intermediate (460) is arrived at by nucleophilic attack by the sulfur at the nitrogen of the oxaziridine ring. The structure of the A-ylide (461 Ar = p-tolyl, R = Ph) in the solid was verified by x-ray analysis <93T3767>. [Pg.188]

Condensed 1,3,4-Thiadiazoles. The preparation of 7-oxo-7//-l,3,4-thiadia-zolo[3,2-a] pyrimidine-5-carboxylic compounds has been mentioned above. 1-(Acylamino)-l,2,3,4-tetrahydropyrimidine-2-thiones react with H2SO4 to give IH-1,3,4-thiadiazolo [3,2-c] pyrimidine-6-methanesulphonic acids. Cyclo-condensation of derivatives of l-aminopyrimidine-2-thione with RCO2H gives 2,7-disubstituted 5/f-1,3,4-thiadiazolo [3,2-<7] pyrimidin-5-... [Pg.196]

Die durch Acylierung von Thiocarbonsaure-S-ester-organoimiden gebildeten Acyl-(alkyl-thio-methylen)-iminium-Salze758,759 werden von Basen in 1-Acylamino-l-organothio-l-alkene ubergefuhrt759 ... [Pg.84]

Acylamino-l-thioethers N-Acylcarboxylic acid thioamides Acylisothiocyanates Cyanothioformic acid esters Methylthiomethyl iminoesters l-(Organothio)alkoximes... [Pg.302]

N-(Acoxy)acylamines N-Acylamide acetals 1 -Acylamino-l-peroxides Acyl hydroxamates Acylurethans Carbamic carboxylic anhydrides... [Pg.621]

Acylamino-1 -thioethers N-Acylcarboxylic acid thioamides Acylisothiocyanates Acylthiocyanates N-Acylthioiminoesters N-a-Alkoxycarboxylic acid thioamides... [Pg.264]


See other pages where 5- Acylamino-2- is mentioned: [Pg.342]    [Pg.538]    [Pg.623]    [Pg.279]    [Pg.74]    [Pg.217]    [Pg.1026]    [Pg.211]    [Pg.2006]    [Pg.2006]    [Pg.2034]    [Pg.27]    [Pg.60]    [Pg.726]    [Pg.226]    [Pg.203]    [Pg.283]    [Pg.231]    [Pg.265]    [Pg.491]    [Pg.511]    [Pg.292]   
See also in sourсe #XX -- [ Pg.329 , Pg.617 ]




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1 -Acylamino-4-substituted imidazol-2-ones

1.2.3- Triazoles, 4-acylamino-2-aryl

1.2.4- Oxadiazoles, 3-acylamino

1.2.4- Oxadiazoles, 3-acylamino rearrangements

2- Acylamino-2-alkene-3-ones

2- Acylamino-2-desoxy aldoses

2-Acylamino-2-alkenoates

2-acylamino malonates

3-Acylamino-5-methyl

3-Acylamino-l-aryl

3H-l,4-Benzodiazepin-2 -one 4-oxides, 2-acylamino

4- Acylamino-3-hydroxy

4- Acylamino-oxazolinones

5-Acyl-2-acylamino

5-Acylamino-2-aryl

A -acylamino acids/esters

A -acylamino nitriles

A-Acylamino amides

A-Acylamino radical

A-Acylamino radical cyclization

A-acylamino acids

Active acylamino)acrylic acid

Acylamino acid racemase

Acylamino acids

Acylamino acids racemization

Acylamino acids, azlactonization

Acylamino acids, preparation

Acylamino acrylic acids

Acylamino acylase

Acylamino alkyl ketones

Acylamino cyclization

Acylamino group, 131 (Table

Acylamino group, activating effects

Acylamino groups

Acylamino groups, addition

Acylamino ketone

Acylamino properties

Acylamino radicals

Acylamino radicals cyclizations

Acylamino special

Acylamino)boranes

Acylamino-de-halogenation

Aldehydes 2-acylamino

Amides 2-acylamino

Benzimidazoles, 1-acylamino

Benzothiazoles 2-acylamino

Carbodiimide-Mediated Reactions of A-Acylamino Acids and Peptides

Hydrolysis of N-acylamino Acids

IV-Acylamino acids

Imidazoles, 2-acyl 1- acylamino

Indoles 2-acylamino

N-Acylamino acids

N-acylamino acid ester

N-acylamino acid racemase

O-Acylamino acid

O-Acylamino-N-heterocyclics

Oxazoles, 2-acylamino-, from

Pyrazolo acylamino

Pyridine acylamino

Pyrimidine acylamino

Pyrimidines 4-acylamino- from

Quinoline acylamino

Reactions of the amide group in acylamino acids and peptides

Rearrangement acylamino ketones

Thiazoles 2-acylamino

V-Acylamino acids

W-Acylamino

With Ammonia (on o-Acylamino Acids)

With Ammonia or Amines (on o-Acylamino Acids)

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