One step synthesis of ethyl t-butyl ether from t-butanol using .

Details One step synthesis of ethyl t-butyl ether from t-butanol using . One step synthesis of ethyl t-butyl ether from t-butanol using .

1994-07-22

1995-09-12

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C07C 4109

Patent

active

054498392

ABSTRACT:
Disclosed is an improved process for preparing ethyl t-butyl ether in one step which comprises reacting tertiary butanol and ethanol in the presence of a catalyst selected from zeolite beta and zeolite beta modified with multimetals selected from the group consisting of Groups IB, VB, VIB, VIIB or VIII of the Periodic Table at a temperature of about 20.degree. C. to 250.degree. C. and atmospheric pressure to about 1000 psig, wherein when the temperature is in the operating range above about 140.degree. C., the product comprises a two-phase mix of an ETBE-isobutylene and, optionally, diisobutylene product-rich phase and a heavier aqueous ethanol-rich phase.

REFERENCES:
patent: 4714787 (1987-12-01), Bell et al.
patent: 4918244 (1990-04-01), Nelson et al.
patent: 5144086 (1992-09-01), Harandi et al.
patent: 5162592 (1992-11-01), Knifton et al.

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