BE730038A - - Google Patents
Info
- Publication number
- BE730038A BE730038A BE730038DA BE730038A BE 730038 A BE730038 A BE 730038A BE 730038D A BE730038D A BE 730038DA BE 730038 A BE730038 A BE 730038A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H11/00—Compounds containing saccharide radicals esterified by inorganic acids; Metal salts thereof
- C07H11/04—Phosphates; Phosphites; Polyphosphates
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D307/60—Two oxygen atoms, e.g. succinic anhydride
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU55706 | 1968-03-18 | ||
LU57648 | 1968-12-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE730038A true BE730038A (fr) | 1969-09-18 |
Family
ID=26640017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE730038D BE730038A (fr) | 1968-03-18 | 1969-03-18 |
Country Status (11)
Country | Link |
---|---|
US (1) | US3651097A (fr) |
AT (1) | AT286276B (fr) |
BE (1) | BE730038A (fr) |
CH (1) | CH508616A (fr) |
DE (1) | DE1913476A1 (fr) |
DK (1) | DK123236B (fr) |
FR (1) | FR2004159A1 (fr) |
GB (1) | GB1267449A (fr) |
LU (2) | LU55706A1 (fr) |
NL (1) | NL6904058A (fr) |
SE (1) | SE357738B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3904655A (en) * | 1969-06-26 | 1975-09-09 | Lever Brothers Ltd | Process for the preparation of a flavor substance by reacting a 4-oxy-5-alkyl-3-furanone with a hydrogen sulfide liberating substance |
US4127592A (en) | 1977-03-31 | 1978-11-28 | Polak's Frutal Works, B.V. | Process of the preparation of hydroxyfurenones |
US4181666A (en) * | 1977-08-11 | 1980-01-01 | Givaudan Corporation | Process for making furanones |
US4294767A (en) * | 1980-08-21 | 1981-10-13 | Instituto Per La Ricerca Scientifica E Applicata Di Technologie Alimentari S.P.A | Process for the preparation of 2,5-dimethyl-4-hydroxy-3(2H)-furanone and its 2,5-dialkyl homologues |
NL8100815A (nl) * | 1981-02-19 | 1982-09-16 | Unilever Nv | Werkwijze ter bereiding van 4-hydroxy-5-methyl-2,3-dihydrofuran-3-on, alsmede werkwijze voor het wijzigen van de organoleptische eigenschappen van levensmiddelen en de aldus verkregen levensmiddelen. |
EP0090150B1 (fr) * | 1982-03-26 | 1986-11-20 | Firmenich Sa | Procédé pour la préparation de 4-hydroxy-2,5-diméthyl-2,3-dihydrofuran-3-one |
IL103075A (en) * | 1991-09-10 | 1998-08-16 | Pfw Flavors Bv | Preparation of 4-hydroxy-3[2h]-furanones |
-
1968
- 1968-03-18 LU LU55706D patent/LU55706A1/xx unknown
- 1968-12-23 LU LU57648D patent/LU57648A1/xx unknown
-
1969
- 1969-03-11 US US806290A patent/US3651097A/en not_active Expired - Lifetime
- 1969-03-17 DE DE19691913476 patent/DE1913476A1/de active Pending
- 1969-03-17 AT AT259769A patent/AT286276B/de active
- 1969-03-17 NL NL6904058A patent/NL6904058A/xx unknown
- 1969-03-17 DK DK144869AA patent/DK123236B/da unknown
- 1969-03-17 GB GB03828/69A patent/GB1267449A/en not_active Expired
- 1969-03-18 CH CH404669A patent/CH508616A/de not_active IP Right Cessation
- 1969-03-18 BE BE730038D patent/BE730038A/xx unknown
- 1969-03-18 SE SE03765/69A patent/SE357738B/xx unknown
- 1969-03-18 FR FR6907690A patent/FR2004159A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US3651097A (en) | 1972-03-21 |
SE357738B (fr) | 1973-07-09 |
LU57648A1 (fr) | 1970-06-26 |
CH508616A (de) | 1971-06-15 |
AT286276B (de) | 1970-12-10 |
DE1913476A1 (de) | 1970-02-26 |
DK123236B (da) | 1972-05-29 |
FR2004159A1 (fr) | 1969-11-21 |
LU55706A1 (fr) | 1969-10-02 |
NL6904058A (fr) | 1969-09-22 |
GB1267449A (en) | 1972-03-22 |