Bromine → Ethyl 4-bromo-2-n-butoxyimino-acetoacetate

Reaction equation

[CH2:1]([O:5][N:6]=[C:7]([C:13]([CH3:15])=[O:14])[C:8]([O:10][CH2:11][CH3:12])=[O:9])[CH2:2][CH2:3][CH3:4].[Br:16]Br>>[Br:16][CH2:15][C:13](=[O:14])[C:7](=[N:6][O:5][CH2:1][CH2:2][CH2:3][CH3:4])[C:8]([O:10][CH2:11][CH3:12])=[O:9]

Participants

Reactant 2

HCID 24408Bromine

HCID 53974956Ethyl 2-(butoxyimino)-3-oxobutanoate

Product 1

HCID 53744206Ethyl 4-bromo-2-n-butoxyimino-acetoacetateYield 90.3%

Procedure

76 g (0.35 mole) of ethyl 2-n-butoxyimino-acetoacetate and 18 ccs (0.35 mole) of bromine react analogously to Example 4, stage 2, to give 93 g of ethyl 4-bromo-2-n-butoxyimino-acetoacetate.

Sources & evidence

ORD record: ord-134c957ebb5b494298b69e1add2c04cd
Source dataset: uspto-grants-1983_08
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04399131

Reaction notes

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