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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 63684Erstellt: 24. Oktober 2026

Methyl acetoacetate → (S)-4-[(R)-6-(2-Bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-(5-methyl-oxazol-4-yl)-3,6-dihydro-pyrimidin-4-ylmethyl]-morpholine-3-carboxylic acid

https://huagongshe.com/de/reaction/63684

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktMethyl acetoacetateHCID 7757—
EduktEthyl AcetoacetateHCID 8868—
Edukt(S)-morpholine-3-carboxylic acidHCID 1501894—
Edukt2-Bromo-4-fluorobenzaldehydeHCID 2773319—
Edukt2-ThiazolecarboximidamideHCID 10887911—
Edukt4,4-DifluoroprolineHCID 15216102—
Edukt5-Methyl-oxazole-4-carboxamidineHCID 83677387—
Produkt(S)-4-[(R)-6-(2-Bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-(5-methyl-oxazol-4-yl)-3,6-dihydro-pyrimidin-4-ylmethyl]-morpholine-3-carboxylic acidHCID 73330831—

Reaktionsschritte

The title compound was prepared in analogy to Example 1 with Procedure A shown in Scheme 4 by using 2-bromo-4-fluorobenzaldehyde, 5-methyl-oxazole-4-carboxamidine (Compound AB), ethyl acetoacetate and (S)-morpholine-3-carboxylic acid instead of 2-chloro-4-fluorobenzaldehyde, thiazole-2-carboxamidine, methyl acetoacetate and (S)-4,4-difluoro-pyrrolidine-2-carboxylic acid. The stereochemistry of Example 69 was determined by comparing its 1H NMR data and HPLC retention time with Example 2.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS09447086B2
Quelldatensatzuspto-grants-2016_09
ORD IDord-ddeb826efca34604a1af67507d528343
Quellennotizuspto-grants-2016_09