Dimethyl acetylenedicarboxylate → HCID 178498586, Verbindung

HRID 1032210

Reaktionsgleichung

Reaktionsgleichung von HRID 1032210
[NH2:1][C:2]1[N:6]=[C:5]([CH2:7][OH:8])[NH:4][N:3]=1.[C:9]([C:15](OC)=[O:16])#[C:10][C:11]([O:13][CH3:14])=[O:12]>CO>[OH:16][C:15]1[N:3]2[N:4]=[C:5]([CH2:7][OH:8])[N:6]=[C:2]2[N:1]=[C:10]([C:11]([O:13][CH3:14])=[O:12])[CH:9]=1

Komponenten

4

Edukt 2

HCID 12980Dimethyl acetylenedicarboxylateHCID 222697(5-amino-1H-1,2,4-triazol-3-yl)methanol

Produkt 1

HCID 178498586HCID 178498586, Verbindung

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 887MethanolLösungsmittel

Reaktionsbedingungen

Temperatur
30 °C

Versuchsvorschrift

In 1.7 liters of methanol was suspended 60 g of 3-amino-5-hydroxymethyl-1,2,4-triazole and 75 ml of dimethyl acetylenedicarboxylate was added to the suspension, and the mixture was stirred at 30° C. for 20 hours. Precipitates were collected by filtration, washed with methanol and then dried to obtain 25.7 g of the title compound.

Aufarbeitung

  1. additionwas added to the suspension
  2. customPrecipitates
  3. filtrationwere collected by filtration
  4. washwashed with methanol
  5. customdried

Quellen und Nachweise

ORD-Eintrag
ord-d9c5e135ca3b46f8aeeb36751ae36b39
Quelldatensatz
uspto-grants-1990_09
Patentnummer
US04956462

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