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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1650708Generated: October 28, 2026

Water → HCID 14280419, compound

https://huagongshe.com/reaction/1650708

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantHCID 53712489HCID 53712489—
SolventAcetic AnhydrideHCID 7918—
ProductHCID 14280419HCID 1428041992.6%

Reaction Steps

39.3 g of the product of Step B were refluxed in 80 ml of acetic anhydride and maintained at this temperature for 30 minutes and then allowed to cool. The acetic anhydride was expelled under reduced pressure and iced water was added to the residue. The precipitate obtained was separated, washed abundantly with water and then dissolved in ether. The organic solution was dried and concentrated to dryness under reduced pressure to obtain 34 g of the expected product melting at 70° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04925859
Source datasetuspto-grants-1990_05
ORD IDord-f763b23612214616989f99fe7e470545
Source noteuspto-grants-1990_05