ZA765253B - Process for preparing 2-hydroxymethyl-3-hydroxy-6-(1-hydroxy-2-t-butylaminoethyl)pyridine and intermediates therefo - Google Patents
Process for preparing 2-hydroxymethyl-3-hydroxy-6-(1-hydroxy-2-t-butylaminoethyl)pyridine and intermediates therefoInfo
- Publication number
- ZA765253B ZA765253B ZA765253A ZA765253A ZA765253B ZA 765253 B ZA765253 B ZA 765253B ZA 765253 A ZA765253 A ZA 765253A ZA 765253 A ZA765253 A ZA 765253A ZA 765253 B ZA765253 B ZA 765253B
- Authority
- ZA
- South Africa
- Prior art keywords
- hydroxy
- therefo
- butylaminoethyl
- hydroxymethyl
- intermediates
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/62—Oxygen or sulfur atoms
- C07D213/63—One oxygen atom
- C07D213/65—One oxygen atom attached in position 3 or 5
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyridine Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/619,302 US4011231A (en) | 1975-10-03 | 1975-10-03 | 2-Phenyl-6-(1-hydroxy-2-t-butylaminoethyl)-4H-pyrido[3,2-d]-1,3-dioxin maleate and its use as an intermediate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA765253B true ZA765253B (en) | 1977-08-31 |
Family
ID=24481329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA765253A ZA765253B (en) | 1975-10-03 | 1976-09-01 | Process for preparing 2-hydroxymethyl-3-hydroxy-6-(1-hydroxy-2-t-butylaminoethyl)pyridine and intermediates therefo |
Country Status (30)
| Country | Link |
|---|---|
| US (1) | US4011231A (da) |
| JP (1) | JPS5246081A (da) |
| AR (1) | AR213180A1 (da) |
| AT (1) | AT353789B (da) |
| BE (1) | BE846471A (da) |
| BG (1) | BG27544A3 (da) |
| CA (1) | CA1059518A (da) |
| CH (1) | CH616424A5 (da) |
| CS (2) | CS205042B2 (da) |
| DD (2) | DD133672A5 (da) |
| DE (1) | DE2640123C3 (da) |
| DK (1) | DK147049C (da) |
| ES (2) | ES451746A1 (da) |
| FI (1) | FI64354C (da) |
| FR (1) | FR2326191A1 (da) |
| GB (1) | GB1510075A (da) |
| GR (1) | GR61628B (da) |
| HU (2) | HU177493B (da) |
| IE (1) | IE43503B1 (da) |
| LU (1) | LU75898A1 (da) |
| NL (1) | NL164274C (da) |
| NO (1) | NO147027C (da) |
| PH (1) | PH14511A (da) |
| PL (1) | PL106863B1 (da) |
| PT (1) | PT65619B (da) |
| RO (1) | RO69886A (da) |
| SE (2) | SE428127B (da) |
| SU (2) | SU673168A3 (da) |
| YU (1) | YU39545B (da) |
| ZA (1) | ZA765253B (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4477671A (en) * | 1981-02-09 | 1984-10-16 | Pfizer Inc. | 3-Acetoxy or benzyloxy-2-acetoxymethyl-6-[1-acetoxy-2-(N-tert-butylacetamido)ethyl]pyridine intermediates |
| US4632992A (en) * | 1981-02-09 | 1986-12-30 | Pfizer Inc. | Intermediates for preparing pirbuterol and analogs |
| US5395939A (en) * | 1993-11-30 | 1995-03-07 | North Carolina State University | Method of making asymmetric de ring intermediates for the synthesis of camptothecin and camptothecin analogs |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3250778A (en) * | 1962-11-29 | 1966-05-10 | Hoffmann La Roche | Intermediates for and synthesis of vitamin b and related compounds |
| US3700681A (en) * | 1971-02-16 | 1972-10-24 | Pfizer | 2-hydroxymethyl-3-hydroxy-6-(1-hydroxy-2-aminoethyl)pyridines |
-
1975
- 1975-10-03 US US05/619,302 patent/US4011231A/en not_active Expired - Lifetime
-
1976
- 1976-07-28 IE IE1661/76A patent/IE43503B1/en unknown
- 1976-08-19 GB GB34682/76A patent/GB1510075A/en not_active Expired
- 1976-08-26 SE SE7609497A patent/SE428127B/xx unknown
- 1976-08-27 CA CA260,037A patent/CA1059518A/en not_active Expired
- 1976-09-01 GR GR51607A patent/GR61628B/el unknown
- 1976-09-01 ZA ZA765253A patent/ZA765253B/xx unknown
- 1976-09-03 YU YU2165/76A patent/YU39545B/xx unknown
- 1976-09-07 DE DE2640123A patent/DE2640123C3/de not_active Expired
- 1976-09-09 CS CS765863A patent/CS205042B2/cs unknown
- 1976-09-09 CS CS765863A patent/CS205041B2/cs unknown
- 1976-09-10 PH PH18888A patent/PH14511A/en unknown
- 1976-09-16 SU SU762403394A patent/SU673168A3/ru active
- 1976-09-17 AT AT692376A patent/AT353789B/de not_active IP Right Cessation
- 1976-09-20 JP JP51112842A patent/JPS5246081A/ja active Granted
- 1976-09-21 FI FI762693A patent/FI64354C/fi not_active IP Right Cessation
- 1976-09-21 PT PT65619A patent/PT65619B/pt unknown
- 1976-09-22 RO RO7687607A patent/RO69886A/ro unknown
- 1976-09-22 ES ES451746A patent/ES451746A1/es not_active Expired
- 1976-09-23 BE BE1007641A patent/BE846471A/xx not_active IP Right Cessation
- 1976-09-24 FR FR7628850A patent/FR2326191A1/fr active Granted
- 1976-09-27 DD DD7600202338A patent/DD133672A5/xx unknown
- 1976-09-27 DK DK434176A patent/DK147049C/da not_active IP Right Cessation
- 1976-09-27 HU HU76PI593A patent/HU177493B/hu unknown
- 1976-09-27 DD DD7600195004A patent/DD129325A5/xx unknown
- 1976-09-27 NL NL7610683.A patent/NL164274C/xx not_active IP Right Cessation
- 1976-09-27 HU HU76PI00000542A patent/HU172998B/hu unknown
- 1976-09-27 CH CH1219976A patent/CH616424A5/fr not_active IP Right Cessation
- 1976-09-27 NO NO763307A patent/NO147027C/no unknown
- 1976-09-28 AR AR264889A patent/AR213180A1/es active
- 1976-09-28 PL PL1976192704A patent/PL106863B1/pl unknown
- 1976-09-28 LU LU75898A patent/LU75898A1/xx unknown
- 1976-09-28 BG BG034302A patent/BG27544A3/xx unknown
-
1977
- 1977-03-28 ES ES457257A patent/ES457257A1/es not_active Expired
- 1977-10-24 SU SU772531900A patent/SU725562A3/ru active
-
1980
- 1980-04-30 SE SE8003311A patent/SE437159B/sv unknown
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