Propyne → 3,3,4,4-Tetra(1-propenyl)dihydro-2,5-furandione

HRID 1581890

Reaction equation

CCCCCCCCC[CH2:10]/[CH:11]=[CH:12]/[CH:13]1[C:18](=[O:19])[O:17][C:15](=[O:16])[CH2:14]1.[OH-].[K+].[CH3:22][C:23]#[CH:24]>>[CH:24]([C:13]1([CH:12]=[CH:11][CH3:10])[C:18](=[O:19])[O:17][C:15](=[O:16])[C:14]1([CH:14]=[CH:13][CH3:18])[CH:10]=[CH:11][CH3:12])=[CH:23][CH3:22]

Participants

Reactant 3

HCID 6335Propyne

HCID 14797Potassium Hydroxide

HCID 6433892Dodecenylsuccinic anhydride2×

Product 1

HCID 2377453,3,4,4-Tetra(1-propenyl)dihydro-2,5-furandione

Procedure

The experiments in Example 3 were repeated with tetrapropenylsuccininc anhydride (DDSA) instead of oleic acid. DDSA was supplied by Milliken Chemicals and had a neutralization number of 406 mg KOH/g. Milliken uses C12 branched-chain olefin derived from propylene tetramer to make DDSA.

Sources & evidence

ORD record: ord-e4fed683d7a74cb2a0cf07431e787934
Source dataset: uspto-grants-2004_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06733551B2

Linked notes

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