Ethyl Acetoacetate → 2-(2,5,5-Trimethyl-1,3-dioxan-2-yl)ethanol

Reaktionsgleichung

[CH2:1]([C:4]1(CCO)OCCC[O:5]1)[CH2:2][CH3:3].C(OCC)(=O)CC(C)=O.[CH3:22][C:23]([CH3:28])([CH2:26][OH:27])[CH2:24][OH:25]>>[CH3:3][C:2]1([CH2:1][CH2:4][OH:5])[O:27][CH2:26][C:23]([CH3:28])([CH3:22])[CH2:24][O:25]1

Komponenten

Edukt 3

HCID 8868Ethyl Acetoacetate

HCID 31344Neopentyl glycol

HCID 597924352-(2-Propyl-1,3-dioxan-2-yl)ethanol

Produkt 1

HCID 232529502-(2,5,5-Trimethyl-1,3-dioxan-2-yl)ethanolAusbeute 55 %

Versuchsvorschrift

The same procedure as in the steps (8a) and (8b) of Example 8 was repeated using ethyl acetoacetate, and 2,2-dimethyl-1,3-propanediol to obtain the title compound (7.3 g, total yield: 55%) as a light yellow oil.

Quellen und Nachweise

ORD-Eintrag: ord-3eddc8993b914b09824dff92265f7283
Quelldatensatz: uspto-grants-2008_09
DOI: 10.6084/m9.figshare.5104873.v1
Patentnummer: US07425634B2

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