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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1263178Generated: October 30, 2026

Water → HCID 18630232, compound

https://huagongshe.com/reaction/1263178

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantPyridineHCID 1049—
ReactantChloroacetyl chlorideHCID 6577—
ReactantHCID 20454931HCID 20454931—
SolventDichloromethaneHCID 6344—
ProductHCID 18630232HCID 1863023272.5%

Reaction Conditions

Temperature25 °C

Reaction Steps

216.46 g (2.74 mols) of pyridine was slowly added to a solution containing 467.5 g (2.61 mols) of 2-methyl-6-(1-methyl-1-methoxyethyl)-aniline in 2.74 liters of methylene chloride at room temperature (about 18°-25° C.). 309.62 g (2.74 mols) of chloroacetyl chloride was added dropwise over a 20-minute period. The temperature of the mixture was maintained at about, or less than, 25° C. during this addition. The mixture was then stirred at about 18° C. for about 1 hour and then mixed with two liters of water. The methylene chloride phase was then separated treated with aqueous 5 wt. % hydrochloric acid until slightly acidic and then washed with water and dried over magnesium sulfate. The mixture was then evaporated to dryness affording a brownish solid which was then washed with a 10% isopropanol:90% hexane mixture affording 484 g of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04456471
Source datasetuspto-grants-1984_06
ORD IDord-bfd26d634c3447c2b4bf6f8579b11c2d
Source noteuspto-grants-1984_06