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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2272942Generated: October 31, 2026

2-Butene, 1,4-dibromo- → HCID 70663136, compound

https://huagongshe.com/reaction/2272942

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Butene, 1,4-dibromo-HCID 13180—
ReactantSodium hydrideHCID 24758—
Reactantbenzyl benzylcarbamateHCID 4935691—
SolventDimethylformamideHCID 6228—
ProductHCID 70663136HCID 70663136—

Reaction Conditions

Temperature0 °C

Reaction Steps

A mixture of N-benzyloxycarbonylbenzylamine (50 g), 1,4-dibromo-2-butene (44 g) and NaH (10.7 g, 60% in oil) in 350 ml of DMF is stirred at 0° C. for 1 h and then at 25° C. for 3 h. The reaction mixture is subjected to aqueous workup and the residue obtained is purified by chromatography over SiO2. The title compound is obtained as an oil having characterization data as indicated below.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09120808B2
Source datasetuspto-grants-2015_09
ORD IDord-938e8a485779461b8d90f28e26b693fb
Source noteuspto-grants-2015_09