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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1633244Generated: October 31, 2026

Morpholine → 3-Acetyl-2-[2-[3-(morpholinocarbonyl)propoxy]phenyl]benzothiazoline

https://huagongshe.com/reaction/1633244

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMorpholineHCID 8083—
ReactantTriethylamineHCID 8471—
ReactantIsobutyl chloroformateHCID 62365—
Reactant3-Acetyl-2-[2-[3-(carboxy)propoxy]phenyl]benzothiazolineHCID 13335900—
SolventDichloromethaneHCID 6344—
Product3-Acetyl-2-[2-[3-(morpholinocarbonyl)propoxy]phenyl]benzothiazolineHCID 13335901—

Reaction Conditions

Temperature-13 °C

Reaction Steps

To the solution of 1.79 g of 3-acetyl-2-[2-[3-(carboxy)-propoxy]phenyl]benzothiazoline and 0.51 g of triethylamine in 20 ml of anhydrous methylene chloride, 0.68 g of isobutyl chloroformate is added dropwise while stirring at -13° C. and stirred additional 10 minutes at the same temperature. To the solution 0.44 g of morpholine in 5 ml of methylene chloride is added dropwise.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04479949
Source datasetuspto-grants-1984_10
ORD IDord-2d50ad302c6d4c75b1505e440b8cb779
Source noteuspto-grants-1984_10