Carbon Dioxide → Ethyl 2-methyl-1,3-benzodioxole-2-ethanoate

HRID 918098Notes

Reaction equation

HRID 918098 reaction equation
[C:1]([O:7][CH2:8][CH3:9])(=[O:6])[CH2:2][C:3]([CH3:5])=[O:4].C([O:13][C:14]1[C:15](=[CH:17][CH:18]=[CH:19][CH:20]=1)O)(=O)O.C(=O)=O>>[CH2:8]([O:7][C:1](=[O:6])[CH2:2][C:3]1([CH3:5])[O:13][C:14]2[CH:15]=[CH:17][CH:18]=[CH:19][C:20]=2[O:4]1)[CH3:9]

Participants

4

Reactant 3

HCID 280Carbon DioxideHCID 8868Ethyl AcetoacetateHCID 13269093HCID 13269093, compound

Product 1

HCID 231059Ethyl 2-methyl-1,3-benzodioxole-2-ethanoate

Procedure

13 g of ethyl acetoacetate and 13.6 g of pyrocatechol carbonate are heated until evolution of CO2 ceases. The residue is distilled under reduced pressure, b.p. 83°-86°C/0.3 mm.

Workup

  1. distillationThe residue is distilled under reduced pressure, b.p. 83°-86°C/0.3 mm

Sources & evidence

ORD record
ord-bb9914560de7476da10f03d4d2fd5e08
Source dataset
uspto-grants-1976_07
Patent number
US03969368

Reaction notes

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