BE785588A - Procede de preparation du 1,4-dioxanne anhydre - Google Patents
Procede de preparation du 1,4-dioxanne anhydreInfo
- Publication number
- BE785588A BE785588A BE785588A BE785588A BE785588A BE 785588 A BE785588 A BE 785588A BE 785588 A BE785588 A BE 785588A BE 785588 A BE785588 A BE 785588A BE 785588 A BE785588 A BE 785588A
- Authority
- BE
- Belgium
- Prior art keywords
- dioxanne
- anhydrous
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
- C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2134016A DE2134016A1 (de) | 1971-07-08 | 1971-07-08 | Verfahren zur herstellung von wasserfreiem 1,4-dioxan |
Publications (1)
Publication Number | Publication Date |
---|---|
BE785588A true BE785588A (fr) | 1972-12-29 |
Family
ID=5813042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE785588A BE785588A (fr) | 1971-07-08 | 1972-06-29 | Procede de preparation du 1,4-dioxanne anhydre |
Country Status (7)
Country | Link |
---|---|
US (1) | US3825568A (fr) |
BE (1) | BE785588A (fr) |
CA (1) | CA946404A (fr) |
DE (1) | DE2134016A1 (fr) |
FR (1) | FR2144797B1 (fr) |
GB (1) | GB1387048A (fr) |
NL (1) | NL7209227A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3998848A (en) * | 1975-10-03 | 1976-12-21 | Phillips Petroleum Company | Cyclodimerization of ethylene oxide |
US4365071A (en) * | 1980-05-20 | 1982-12-21 | The University Of Kentucky Research Foundation | Production of anhydrous 1,4-dioxane |
CN109020947B (zh) * | 2018-07-19 | 2021-05-07 | 南京科技职业学院 | 一种2-甲基-1,3-二氧戊环的制备方法 |
-
1971
- 1971-07-08 DE DE2134016A patent/DE2134016A1/de active Pending
-
1972
- 1972-06-27 US US00266607A patent/US3825568A/en not_active Expired - Lifetime
- 1972-06-29 BE BE785588A patent/BE785588A/fr unknown
- 1972-06-30 NL NL7209227A patent/NL7209227A/xx unknown
- 1972-07-05 FR FR7224298A patent/FR2144797B1/fr not_active Expired
- 1972-07-06 CA CA146,547A patent/CA946404A/en not_active Expired
- 1972-07-07 GB GB3192972A patent/GB1387048A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1387048A (en) | 1975-03-12 |
NL7209227A (fr) | 1973-01-10 |
FR2144797B1 (fr) | 1977-07-22 |
DE2134016A1 (de) | 1973-01-18 |
US3825568A (en) | 1974-07-23 |
CA946404A (en) | 1974-04-30 |
FR2144797A1 (fr) | 1973-02-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RO62435A (fr) | Procede pour la preparation des 1,2,4-triazolenucleosides | |
BE792789A (fr) | Procede de preparation de 1,2,3-trichloropropene | |
RO67478A (fr) | Procede pour la preparation des pleuromutillines | |
RO70438A (fr) | Procede pour la preparation des pyrrol-2-carboxamides substitus | |
RO62694A (fr) | Procede pour la preparation des 3-methylencephalosporines | |
BE785344A (fr) | Procede de preparation d'alcenyl-silanes | |
RO64269A (fr) | Procede pour la preparation des izoxazole-(5,4-d)-pirymidines | |
BE787929A (fr) | Procede ameliore de preparation de polyamides | |
BE786986A (fr) | Procede de preparation du 2-chloro-butadiene-1,3 | |
RO68997A (fr) | Procede de preparation des phenyle-derives | |
BE789702A (fr) | Procede de preparation de dinitroanthraquinones | |
BE785588A (fr) | Procede de preparation du 1,4-dioxanne anhydre | |
BE785174A (fr) | Procede de preparation de n-(2,4-dihalogeno-s-triazin-6-yl)- urees | |
BE790056A (fr) | Procede de preparation de 1, 1'-dianthraquinonyles | |
BE781275A (fr) | Procede de preparation d'o-aminobenzonitriles | |
CH553216A (fr) | Procede de preparation de ceteniminepenicillines. | |
BE787606A (fr) | Procede de preparation du 3,4-dichlorobutene-1 | |
BE790055A (fr) | Procede de preparation de 1,1'-dianthraquinonyles | |
CH556330A (fr) | Procede de preparation de cyclohexadienylamidoalcoylphenylsulfonylurees. | |
BE778335A (fr) | Procede de preparation de 1,4-benzothiazepines | |
BE791751A (fr) | Procede de preparation de chlorure de cyanogene anhydre | |
BE807995A (fr) | Procede de preparation de 1-nitro-anthraquinone pratiquement exempte de 1,5-dinitro-anthraquinone | |
BE788315A (fr) | Procede de preparation de 1,8-diaza-9,10-dialkyl-bicyclo- (4,4,0)-decane-diones-(2,7) | |
BE790923A (fr) | Procede de preparation de la 1,2-diphenyl-3-6-dioxo-4- hydroxy-5-n-butyl-tetrahydropyridazine ( | |
BE792788A (fr) | Procede de preparation de 1,2,3-trichloropropene |