Ethylene carbonate → Ethylene carbonate

HRID 247706Notes

Reaction equation

HRID 247706 reaction equation
[C:1]1(=[O:6])[O:5][CH2:4][CH2:3][O:2]1>C(O)COCCO>[C:1]1(=[O:6])[O:5][CH2:4][CH2:3][O:2]1.[C:1](=[O:5])=[O:2]

Participants

4

Reactant 1

HCID 7303Ethylene carbonate

Product 2

HCID 280Carbon DioxideYield 21.8%HCID 7303Ethylene carbonateYield 95.7%

Reagents, catalysts & solvents 1

HCID 8117Diethylene GlycolSolvent

Conditions

Temperature
150 °C

Procedure

A 15:1 mole ratio of ethylene carbonate:diethylene glycol is heated with stirring under a nitrogen atmosphere for 8 hours at 150° C. using 1.0 percent Na2SnO3.3H2O as catalyst to give 95.7 percent ethylene carbonate conversion to a poly(alkylene carbonate) polyol with 21.8 percent carbon dioxide.

Sources & evidence

ORD record
ord-8a7eca64f5a648ddb4117baf4d3ae293
Source dataset
uspto-grants-1987_11
Patent number
US04709069

Reaction notes

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