GB1040169A - Process for the preparation of l-(-)-ª‡-methyl-ª‰-(3,4-dihydroxy-phenyl)-alanine - Google Patents
Process for the preparation of l-(-)-ª‡-methyl-ª‰-(3,4-dihydroxy-phenyl)-alanineInfo
- Publication number
- GB1040169A GB1040169A GB3271465A GB3271465A GB1040169A GB 1040169 A GB1040169 A GB 1040169A GB 3271465 A GB3271465 A GB 3271465A GB 3271465 A GB3271465 A GB 3271465A GB 1040169 A GB1040169 A GB 1040169A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phenyl
- methyl
- threo
- dimethoxybenzyl
- diol
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Natural products CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000020477 pH reduction Effects 0.000 abstract 1
- 238000007127 saponification reaction Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two 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
- C07D233/72—Two oxygen atoms, e.g. hydantoin
- C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom
- C07D233/78—Radicals substituted by oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19641236524 DE1236524C2 (de) | 1964-07-31 | 1964-07-31 | Verfahren zur herstellung von l-(-) -alpha-methyl-beta-(3,4-dihydroxy-phenyl)alanin |
| DEB0077917 | 1964-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1040169A true GB1040169A (en) | 1966-08-24 |
Family
ID=25750877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3271465A Expired GB1040169A (en) | 1964-07-31 | 1965-07-30 | Process for the preparation of l-(-)-ª‡-methyl-ª‰-(3,4-dihydroxy-phenyl)-alanine |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE667717A (enrdf_load_stackoverflow) |
| CH (1) | CH451187A (enrdf_load_stackoverflow) |
| DE (1) | DE1236524C2 (enrdf_load_stackoverflow) |
| FI (1) | FI43440C (enrdf_load_stackoverflow) |
| FR (1) | FR1445051A (enrdf_load_stackoverflow) |
| GB (1) | GB1040169A (enrdf_load_stackoverflow) |
| IL (1) | IL24042A (enrdf_load_stackoverflow) |
| LU (1) | LU49191A1 (enrdf_load_stackoverflow) |
| NL (2) | NL6509816A (enrdf_load_stackoverflow) |
-
0
- NL NL126377D patent/NL126377C/xx active
-
1964
- 1964-07-31 DE DE19641236524 patent/DE1236524C2/de not_active Expired
-
1965
- 1965-07-27 IL IL2404265A patent/IL24042A/xx unknown
- 1965-07-28 FI FI182665A patent/FI43440C/fi active
- 1965-07-28 LU LU49191A patent/LU49191A1/xx unknown
- 1965-07-29 CH CH1063865A patent/CH451187A/de unknown
- 1965-07-29 FR FR26486A patent/FR1445051A/fr not_active Expired
- 1965-07-29 NL NL6509816A patent/NL6509816A/xx unknown
- 1965-07-30 BE BE667717D patent/BE667717A/xx unknown
- 1965-07-30 GB GB3271465A patent/GB1040169A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE667717A (enrdf_load_stackoverflow) | 1966-01-31 |
| DE1236524B (enrdf_load_stackoverflow) | 1973-10-04 |
| NL126377C (enrdf_load_stackoverflow) | |
| FI43440C (fi) | 1971-04-13 |
| IL24042A (en) | 1969-01-29 |
| NL6509816A (enrdf_load_stackoverflow) | 1966-02-01 |
| DE1236524C2 (de) | 1973-10-04 |
| FI43440B (enrdf_load_stackoverflow) | 1970-12-31 |
| CH451187A (de) | 1968-05-15 |
| FR1445051A (fr) | 1966-07-08 |
| LU49191A1 (enrdf_load_stackoverflow) | 1965-09-28 |
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