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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1095192Generated: October 25, 2026

Acetyl chloride → 1-[5-Chloro-2-(tetrahydro-thiopyran-4-yloxy)-phenyl]-3-trimethylsilyoxy-2-aza-1,3-butadiene

https://huagongshe.com/reaction/1095192

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetyl chlorideHCID 6367—
ReactantTrimethylsilaneHCID 70435—
ReactantLithium HexamethyldisilazideHCID 2733832—
Reactant5-Chloro-2-(tetrahydro-thiopyran-4-yloxy)-benzaldehydeHCID 57743264—
SolventTriethylamineHCID 8471—
Product1-[5-Chloro-2-(tetrahydro-thiopyran-4-yloxy)-phenyl]-3-trimethylsilyoxy-2-aza-1,3-butadieneHCID 66640754—

Reaction Steps

In a manner similar to the method described in Example 112b, 5-chloro-2-(tetrahydro-thiopyran-4-yloxy)-benzaldehyde was treated with LHMDS, acetyl chloride, triethylamine and trimethyl silane to give the desired compound, which was directly used for the next step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08134001B2
Source datasetuspto-grants-2012_03
ORD IDord-df035aa4fb3343b69c7cbf33d7cdd5b6
Source noteuspto-grants-2012_03