NL141512B - Werkwijze ter bereiding van 4-hydroxypyrazool(3,4-d)-pyrimidine. - Google Patents
Werkwijze ter bereiding van 4-hydroxypyrazool(3,4-d)-pyrimidine.Info
- Publication number
- NL141512B NL141512B NL676709809A NL6709809A NL141512B NL 141512 B NL141512 B NL 141512B NL 676709809 A NL676709809 A NL 676709809A NL 6709809 A NL6709809 A NL 6709809A NL 141512 B NL141512 B NL 141512B
- Authority
- NL
- Netherlands
- Prior art keywords
- hydroxypyrazole
- pyrimidine
- preparing
- Prior art date
Links
- KAUABWYBFARJAF-UHFFFAOYSA-N 1h-pyrazol-4-ol Chemical compound OC=1C=NNC=1 KAUABWYBFARJAF-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings 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
- C07D231/38—Nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7312039.A NL160266C (nl) | 1966-07-14 | 1973-08-31 | Werkwijze ter bereiding van 4-hydroxy- of 4.6-dihydroxy- pyrazool(3,4-d)pyrimidine. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB31690/66A GB1200444A (en) | 1966-07-14 | 1966-07-14 | The preparation of pyrazoles and pyrazolopyrimidines |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6709809A NL6709809A (nl) | 1968-01-15 |
NL141512B true NL141512B (nl) | 1974-03-15 |
Family
ID=10326963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL676709809A NL141512B (nl) | 1966-07-14 | 1967-07-14 | Werkwijze ter bereiding van 4-hydroxypyrazool(3,4-d)-pyrimidine. |
Country Status (12)
Country | Link |
---|---|
US (1) | US3487083A (nl) |
BE (1) | BE701328A (nl) |
CH (1) | CH485731A (nl) |
CY (1) | CY693A (nl) |
DE (2) | DE1795720A1 (nl) |
DK (2) | DK118666B (nl) |
FR (1) | FR1559613A (nl) |
GB (1) | GB1200444A (nl) |
IL (2) | IL28248A (nl) |
IT (1) | IT8048941A0 (nl) |
NL (1) | NL141512B (nl) |
SE (2) | SE322784B (nl) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1252435A (nl) * | 1968-02-02 | 1971-11-03 | ||
US3682956A (en) * | 1970-06-04 | 1972-08-08 | Graham Arton Howarth | Substituted 3-(5-nitro-2-furyl)-pyrazoles |
US3901888A (en) * | 1972-02-04 | 1975-08-26 | Hoffmann La Roche | Process for the preparation of 4-amino-2-methylpyrimidine 5-carboxamide |
US3864359A (en) * | 1972-05-01 | 1975-02-04 | American Cyanamid Co | 5-amino-3-ethyl-1-phenyl-4-pyrazolecarboxamides and method of preparation thereof |
US4267324A (en) * | 1979-06-20 | 1981-05-12 | Polaroid Corporation | Process for preparing 4-aminopyrazolo-(3,4-d)pyrimidine |
JP5640283B2 (ja) | 2009-04-08 | 2014-12-17 | ディーエスエム アイピー アセッツ ビー.ブイ. | ピリミジン誘導体の調製プロセス |
CN102153560A (zh) * | 2011-03-07 | 2011-08-17 | 江苏红豆杉药业有限公司 | 一种别嘌醇的精制方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB854632A (en) * | 1956-02-10 | 1960-11-23 | Ciba Ltd | Manufacture of pyrazoles |
US2868803A (en) * | 1956-02-10 | 1959-01-13 | Ciba Pharm Prod Inc | New pyrazoles and method of preparing same |
AT200575B (de) * | 1957-01-02 | 1958-11-10 | Ciba Geigy | Verfahren zur Herstellung von neuen 3-Amino-pyrazol-derivaten |
-
1966
- 1966-07-14 GB GB31690/66A patent/GB1200444A/en not_active Expired
-
1967
- 1967-07-04 IL IL28248A patent/IL28248A/en unknown
- 1967-07-04 IL IL37439A patent/IL37439A/en unknown
- 1967-07-06 US US651393A patent/US3487083A/en not_active Expired - Lifetime
- 1967-07-10 CH CH976767A patent/CH485731A/de not_active IP Right Cessation
- 1967-07-12 DE DE19671795720 patent/DE1795720A1/de not_active Withdrawn
- 1967-07-12 DE DE1720024A patent/DE1720024C3/de not_active Expired
- 1967-07-13 FR FR1559613D patent/FR1559613A/fr not_active Expired
- 1967-07-13 BE BE701328D patent/BE701328A/xx not_active IP Right Cessation
- 1967-07-13 DK DK362667AA patent/DK118666B/da not_active IP Right Cessation
- 1967-07-14 NL NL676709809A patent/NL141512B/nl not_active IP Right Cessation
- 1967-07-14 SE SE10550/67A patent/SE322784B/xx unknown
- 1967-07-14 SE SE15294/69A patent/SE354857B/xx unknown
-
1968
- 1968-10-15 DK DK496268AA patent/DK117954B/da not_active IP Right Cessation
-
1973
- 1973-08-10 CY CY69373A patent/CY693A/xx unknown
-
1980
- 1980-06-11 IT IT8048941A patent/IT8048941A0/it unknown
Also Published As
Publication number | Publication date |
---|---|
DK118666B (da) | 1970-09-21 |
CY693A (en) | 1973-08-10 |
SE322784B (nl) | 1970-04-20 |
GB1200444A (en) | 1970-07-29 |
SE354857B (nl) | 1973-03-26 |
BE701328A (nl) | 1968-01-15 |
DE1795720A1 (de) | 1974-08-29 |
DE1720024A1 (de) | 1972-03-09 |
DE1720024B2 (de) | 1979-04-19 |
IT8048941A0 (it) | 1980-06-11 |
US3487083A (en) | 1969-12-30 |
DK117954B (da) | 1970-06-22 |
DE1720024C3 (de) | 1979-12-06 |
IL37439A (en) | 1972-04-27 |
IL28248A (en) | 1972-04-27 |
NL6709809A (nl) | 1968-01-15 |
CH485731A (de) | 1970-02-15 |
FR1559613A (nl) | 1969-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NL80 | Information provided on patent owner name for an already discontinued patent |
Owner name: WELLCOME |
|
V4 | Discontinued because of reaching the maximum lifetime of a patent |