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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 49506Generated: October 29, 2026

5-(5-Hydroxy-pent-1-ynyl)-2,3-dihydro-indole-1-carboxylic acid tert-butyl ester → 5-(5-Hydroxy-pentyl)-2,3-dihydro-indole-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/49506

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-(5-Hydroxy-pent-1-ynyl)-2,3-dihydro-indole-1-carboxylic acid tert-butyl esterHCID 69514794—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product5-(5-Hydroxy-pentyl)-2,3-dihydro-indole-1-carboxylic acid tert-butyl esterHCID 6951529698.6%

Reaction Steps

2.8 g (9.3 mmol) 5-(5-Hydroxy-pent-1-ynyl)-2,3-dihydro-indole-1-carboxylic acid tert-butyl ester in 60 ml MeOH were subjected to hydrogenation with 10% Pd/C to yield 2.8 g (quantitative) 5-(5-Hydroxy-pentyl)-2,3-dihydro-indole-1-carboxylic acid tert-butyl ester as colorless viscous oil, MS: 305 (M).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06706751B2
Source datasetuspto-grants-2004_03
ORD IDord-25a5f6c05eb14109ab2ced8e88dfd95b
Source noteuspto-grants-2004_03