Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1990-02-20
1991-03-26
Shah, Mukund J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549229, 549233, 549518, C07D31712
Patent
active
050030841
ABSTRACT:
Disclosed is a process for preparing alkylene carbonates which comprises reacting the corresponding alkylene glycol and urea, optionally in the presence of a catalyst comprising a tin-containing compound, and represented by the equation: ##STR1## where R represents an alkyl group containing 1 to 16 carbons.
REFERENCES:
patent: 4009183 (1977-02-01), Fumagalli et al.
patent: 4344881 (1982-08-01), Strege et al.
patent: 4353831 (1982-10-01), Strege et al.
Speranza George P.
Su Wei-Yang
Gupta Y. N.
Kendrick Cynthia L.
Park Jack H.
Priem Kenneth R.
Shah Mukund J.
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