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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 2414324Erstellt: 27. Oktober 2026

Triethylamine → n-{3-Chloro-4-[4-(2-oxo-2h-3,1-benzoxazin-1(4h)-yl)piperidin-1-yl]phenyl}-2-methylpropanamide

https://huagongshe.com/reaction/2414324

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktTriethylamineHCID 8471—
EduktIsobutyryl chlorideHCID 62325—
Edukt1-[1-(4-Amino-2-chlorophenyl)piperidin-4-yl]-1,4-dihydro-2H-3,1-benzoxazin-2-oneHCID 22644680—
LösungsmittelDichloromethaneHCID 6344—
Produktn-{3-Chloro-4-[4-(2-oxo-2h-3,1-benzoxazin-1(4h)-yl)piperidin-1-yl]phenyl}-2-methylpropanamideHCID 22644591—

Reaktionsschritte

Isobutyryl chloride (0.017 ml) was added to a stirred solution of the product from example 120 step (ii) (0.05 g) and triethylamine (0.07 ml) in dichloromethane (1 ml) at room temperature. After 2 h the mixture was partitioned between ethyl acetate and water, the organics separated, washed with water, dried, and evaporated under reduced pressure. Trituration with ether gave a solid, yield 0.048 g.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS06812226B2
Quelldatensatzuspto-grants-2004_11
ORD IDord-99cb95e98b2640419c96e528e43f0fc9
Quellennotizuspto-grants-2004_11