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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 573725Generated: October 31, 2026

3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester → (S)-5'-(tert-butyldimethylsilyloxy)-4'-(3,6-dihydro-2H-pyran-4-yl)-2'-isopropyl-6',8'-dihydro-5'H-spiro[cyclobutane-1,7'-quinoline]-3'-carbaldehyde

https://huagongshe.com/reaction/573725

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,6-Dihydro-2H-pyran-4-boronic acid pinacol esterHCID 11218053—
Reactant(S)-5'-(tert-butyldimethylsilyloxy)-4'-iodo-2'-isopropyl-6',8'-dihydro-5'H-spiro[cyclobutane-1,7'-quinoline]-3'-carbaldehydeHCID 86662517—
Product(S)-5'-(tert-butyldimethylsilyloxy)-4'-(3,6-dihydro-2H-pyran-4-yl)-2'-isopropyl-6',8'-dihydro-5'H-spiro[cyclobutane-1,7'-quinoline]-3'-carbaldehydeHCID 86662519—

Reaction Steps

Obtained by starting from (S)-5′-(tert-butyldimethylsilyloxy)-4′-iodo-2′-isopropyl-6′,8′-dihydro-5′H-spiro[cyclobutane-1,7′-quinoline]-3′-carbaldehyde and 2-(3,6-dihydro-2H-pyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09029544B2
Source datasetuspto-grants-2015_05
ORD IDord-83fdcf00214a451db4e35ffe722feaa1
Source noteuspto-grants-2015_05