BE824780A - Zuivering van cumarine en gealkyleerde derivaten hiervan - Google Patents
Zuivering van cumarine en gealkyleerde derivaten hiervanInfo
- Publication number
- BE824780A BE824780A BE152713A BE152713A BE824780A BE 824780 A BE824780 A BE 824780A BE 152713 A BE152713 A BE 152713A BE 152713 A BE152713 A BE 152713A BE 824780 A BE824780 A BE 824780A
- Authority
- BE
- Belgium
- Prior art keywords
- cumarin
- purification
- alkylated derivatives
- alkylated
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
- C07D311/10—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring unsubstituted
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyrane Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Cosmetics (AREA)
- Fats And Perfumes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7401012A NL7401012A (nl) | 1974-01-25 | 1974-01-25 | Zuivering van cumarine en gealkyleerde derivaten hiervan. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE824780A true BE824780A (nl) | 1975-07-24 |
Family
ID=19820611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE152713A BE824780A (nl) | 1974-01-25 | 1975-01-24 | Zuivering van cumarine en gealkyleerde derivaten hiervan |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS606950B2 (fr) |
| BE (1) | BE824780A (fr) |
| CA (1) | CA1053687A (fr) |
| CH (1) | CH593276A5 (fr) |
| DE (1) | DE2502690C2 (fr) |
| ES (1) | ES434112A1 (fr) |
| FR (1) | FR2259101B1 (fr) |
| GB (1) | GB1443406A (fr) |
| IT (1) | IT1026457B (fr) |
| NL (1) | NL7401012A (fr) |
| SE (1) | SE417609B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3191333B2 (ja) * | 1990-12-19 | 2001-07-23 | 住友化学工業株式会社 | ３，４−ジヒドロクマリンの製造方法 |
| JP6496705B2 (ja) | 2016-12-16 | 2019-04-03 | 株式会社ダイセル | 抄紙シート及び抄紙シートの製造方法 |
-
1974
- 1974-01-25 NL NL7401012A patent/NL7401012A/xx not_active Application Discontinuation
-
1975
- 1975-01-20 GB GB236975A patent/GB1443406A/en not_active Expired
- 1975-01-21 CA CA218,341A patent/CA1053687A/fr not_active Expired
- 1975-01-22 CH CH73975A patent/CH593276A5/xx not_active IP Right Cessation
- 1975-01-23 JP JP50010123A patent/JPS606950B2/ja not_active Expired
- 1975-01-23 DE DE2502690A patent/DE2502690C2/de not_active Expired
- 1975-01-24 SE SE7500786A patent/SE417609B/xx unknown
- 1975-01-24 BE BE152713A patent/BE824780A/nl unknown
- 1975-01-24 IT IT47831/75A patent/IT1026457B/it active
- 1975-01-24 FR FR7502247A patent/FR2259101B1/fr not_active Expired
- 1975-01-24 ES ES434112A patent/ES434112A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2502690A1 (de) | 1975-07-31 |
| DE2502690C2 (de) | 1984-05-10 |
| NL7401012A (nl) | 1975-07-29 |
| CA1053687A (fr) | 1979-05-01 |
| ES434112A1 (es) | 1976-12-16 |
| IT1026457B (it) | 1978-09-20 |
| JPS50106967A (fr) | 1975-08-22 |
| GB1443406A (en) | 1976-07-21 |
| CH593276A5 (fr) | 1977-11-30 |
| FR2259101A1 (fr) | 1975-08-22 |
| SE417609B (sv) | 1981-03-30 |
| FR2259101B1 (fr) | 1978-02-24 |
| JPS606950B2 (ja) | 1985-02-21 |
| SE7500786L (fr) | 1975-07-28 |
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