3-(3-Bromopropyl)-2,4-pentanedione → 4-(6-Bromohexyl)heptane-3,5-dione

Reaction equation

BrCCCC(C(=O)C)C(=O)C.[Br:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH2:18][CH:19]([C:25](=[O:29])[CH2:26][CH2:27]C)[C:20](=[O:24])[CH2:21][CH2:22]C>>[Br:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH2:18][CH:19]([C:20](=[O:24])[CH2:21][CH3:22])[C:25](=[O:29])[CH2:26][CH3:27]

Participants

Reactant 2

HCID 143062233-(3-Bromopropyl)-2,4-pentanedione

HCID 202956975-(6-Bromohexyl)-4,6-nonanedione

Product 1

HCID 123634064-(6-Bromohexyl)heptane-3,5-dione

Procedure

By selecting the appropriate alkane dibromide and dione, there can be prepared 3-(3-bromopropyl)-2,4-pentanedione, 4-(6-bromohexyl)-2,2,6,6-tetramethyl-3,5-pentanedione, 5-(6-bromohexyl)-4,6-nonanedione, and the like.

Sources & evidence

ORD record: ord-27210acf5a0144c797e21a649242f107
Source dataset: uspto-grants-1980_01
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04182727

Reaction notes

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