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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1075017Generated: October 30, 2026

Borane → 3-Hydroxymethyl-10,11-dihydro-11-oxodibenzo[b,f]-thiepin

https://huagongshe.com/reaction/1075017

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBoraneHCID 6331—
ReactantEthyl AcetateHCID 8857—
Reactant5-oxo-6H-benzo[b][1]benzothiepine-2-carboxylic acidHCID 827051—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
Product3-Hydroxymethyl-10,11-dihydro-11-oxodibenzo[b,f]-thiepinHCID 20270242—

Reaction Steps

Dissolve 5.1 gm. of 10,11-dihydro-11-oxodibenzo[b,f]thiepin-3-carboxylic acid in 100 cc. of tetrahydrofuran and add 35 cc. of 1M borane in tetrahydrofuran at room temperature under a nitrogen atmosphere. Stir the mixture at room temperature for 3 hours. Slowly dilute the reaction mixture with water and then with ethyl acetate. Wash with aqueous sodium chloride, dry and evaporate to an oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04394515
Source datasetuspto-grants-1983_07
ORD IDord-bb68a86f61774eafb9c9a82a3f8f387b
Source noteuspto-grants-1983_07