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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 517329Erstellt: 25. Oktober 2026

Benzenecarboximidamide, 4-hydroxy-, hydrochloride (1:1) → 3-[5-(4-Amidinophenoxycarbonyl)thiophen-2-yl]-2-methylpropenoic acid tert-butyl ester

https://huagongshe.com/reaction/517329

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktBenzenecarboximidamide, 4-hydroxy-, hydrochloride (1:1)HCID 217124—
Edukt1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
Edukt5-(2-(tert-Butoxycarbonyl)-1-propenyl)-2-thiophenecarboxylic acidHCID 77478494—
LösungsmittelPyridineHCID 1049—
Produkt3-[5-(4-Amidinophenoxycarbonyl)thiophen-2-yl]-2-methylpropenoic acid tert-butyl esterHCID 8667331786,3%

Reaktionsschritte

5-(2-(tert-Butoxycarbonyl)-1-propenyl)-2-thiophenecarboxylic acid (0.51 g, 1.89 mmol) and 4-hydroxybenzamidine hydrochloride (0.33 g, 1.89 mmol) were dissolved in pyridine (10 mL), WSC hydrochloride (0.54 g, 2.8 mmol) was added, and the mixture was stirred overnight. The mixture was purified by high performance liquid chromatography and freeze-dried to give the title compound (0.63 g).

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS09115107B2
Quelldatensatzuspto-grants-2015_08
ORD IDord-cc29a6b81db1469dabc7c771c1072f24
Quellennotizuspto-grants-2015_08