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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1274969Generated: November 1, 2026

Trityl chloride → HCID 88197801, compound

https://huagongshe.com/reaction/1274969

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrityl chlorideHCID 6456—
ReactantTriethylamineHCID 8471—
Reactantethyl (2Z)-2-(2-amino-5-methyl-1,3-thiazol-4-yl)-2-hydroxyiminoacetateHCID 88198446—
SolventDimethylformamideHCID 6228—
ProductHCID 88197801HCID 8819780189.9%

Reaction Steps

A solution of ethyl 2-(2-amino-5-methylthiazol-4-yl)-2-(Z)-(hydroxyimino)acetate (8.73 g) in dimethylformamide (60 ml) was treated portionwise with trityl chloride (11.7 g) and dropwise with triethylamine (6.4 ml). The reaction mixture was quenched by water and extracted with ethyl acetate. The combined extracts were washed with water and brine, and were dried with magnesium sulfate. The solvent was removed under reduced pressure to afford ethyl 2-(Z)-hydroxyimino-2-(5-methyl-2-tritylaminothiazol-4-yl)acetate (16.15 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06159961
Source datasetuspto-grants-2000_12
ORD IDord-315da5fe57164db7af1405a74fa4855d
Source noteuspto-grants-2000_12