Lactic Acid → Lactic acid itaconic acid

HRID 853962

Reaction equation

[C:1]([OH:6])(=[O:5])[CH:2]([CH3:4])[OH:3].[C:7]([OH:15])(=[O:14])[C:8]([CH2:10][C:11]([OH:13])=[O:12])=[CH2:9].C(O)CCCO.[Sn+2]>>[C:1]([OH:6])(=[O:5])[CH:2]([CH3:4])[OH:3].[C:7]([OH:15])(=[O:14])[C:8]([CH2:10][C:11]([OH:13])=[O:12])=[CH2:9]

Participants

Reactant 4

HCID 612Lactic Acid

HCID 811Itaconic acid

HCID 80641,4-Butanediol

HCID 104883Stannous cation

Product 1

HCID 86597549Lactic acid itaconic acid

Procedure

The polymerisation was performed as in Example 1, but the amounts of ingredients were 401.0 g aqueous lactic acid (82 mole-%), 54.9 g itaconic acid (9 mole-%), 44.1 g 1,4-butanediol (9 mole-%) and 0.22 g tin(II) octoate, and the polymerisation time was 27 hours.

Sources & evidence

ORD record: ord-8f8fe272897f461c903683fbf368744d
Source dataset: uspto-grants-2007_08
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07256250B2

Linked notes

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