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1. (WO1989000565) CYCLOCARBONATE COMPOUNDS
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1989/000565 International Application No.: PCT/DE1988/000451
Publication Date: 26.01.1989 International Filing Date: 15.07.1988
Chapter 2 Demand Filed: 19.01.1989
IPC:
C07D 317/34 (2006.01) ,C07D 317/36 (2006.01) ,C07D 317/40 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
317
Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
08
having the hetero atoms in positions 1 and 3
10
not condensed with other rings
32
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
34
Oxygen atoms
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
317
Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
08
having the hetero atoms in positions 1 and 3
10
not condensed with other rings
32
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
34
Oxygen atoms
36
Alkylene carbonates; Substituted alkylene carbonates
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
317
Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
08
having the hetero atoms in positions 1 and 3
10
not condensed with other rings
32
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
34
Oxygen atoms
40
Vinylene carbonate; Substituted vinylene carbonates
Applicants:
DAINIPPON INK & CHEMICALS, INC. [JP/JP]; 7-20, Nihonbashi 3-chome Chuo-ku Tokyo 100, JP (AllExceptUS)
DIC BERLIN GMBH & CO. [DE/DE]; Research and Development Laboratory Europe KG Otisstraße 39 D-1000 Berlin 51, DE (AllExceptUS)
GRAHE, Gerwald [DE/DE]; DE (UsOnly)
LACHOWICZ, Artur [DE/DE]; DE (UsOnly)
Inventors:
GRAHE, Gerwald; DE
LACHOWICZ, Artur; DE
Agent:
MAIKOWSKI, Michael; Xantener Straße 10 D-1000 Berlin 15, DE
Priority Data:
P 37 23 782.916.07.1987DE
Title (EN) CYCLOCARBONATE COMPOUNDS
(FR) COMPOSES DE CYCLOCARBONATE
Abstract:
(EN) Cyclocarbonate compounds, process for manufacturing them by conversion of halogen hydrins with an alkali metal bicarbonate in the presence of a polar aprotic organic solvent, and their use in the manufacture of the corresponding urethanes.
(FR) Composés de cyclocarbonate, leur procédé de production par conversion d'hydrines halogènes avec un bicarbonate de métal alcalin en présence d'un solvant organique aprotique polaire et leur utilisation pour produire des uréthannes correspondants.
Designated States: JP, US
European Patent Office (AT, BE, CH, DE, FR, GB, IT, LU, NL, SE)
Publication Language: German (DE)
Filing Language: German (DE)
Also published as:
EP0390777JP10251405 JP10265470