CS251657B1 - Preparation method of the 11a-chlorine-5-hydroxytetracyclone-6,12-hemiketale - Google Patents
Preparation method of the 11a-chlorine-5-hydroxytetracyclone-6,12-hemiketale Download PDFInfo
- Publication number
- CS251657B1 CS251657B1 CS833524A CS352483A CS251657B1 CS 251657 B1 CS251657 B1 CS 251657B1 CS 833524 A CS833524 A CS 833524A CS 352483 A CS352483 A CS 352483A CS 251657 B1 CS251657 B1 CS 251657B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- preparation
- mol
- hydroxytetracyclone
- hemiketale
- chlorine
- Prior art date
Links
- 238000002360 preparation method Methods 0.000 title claims 2
- 238000000034 method Methods 0.000 claims 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- 239000004100 Oxytetracycline Substances 0.000 claims 1
- 150000001447 alkali salts Chemical class 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 claims 1
- 239000012320 chlorinating reagent Substances 0.000 claims 1
- 238000005660 chlorination reaction Methods 0.000 claims 1
- 159000000011 group IA salts Chemical class 0.000 claims 1
- 238000002955 isolation Methods 0.000 claims 1
- IWVCMVBTMGNXQD-PXOLEDIWSA-N oxytetracycline Chemical compound C1=CC=C2[C@](O)(C)[C@H]3[C@H](O)[C@H]4[C@H](N(C)C)C(O)=C(C(N)=O)C(=O)[C@@]4(O)C(O)=C3C(=O)C2=C1O IWVCMVBTMGNXQD-PXOLEDIWSA-N 0.000 claims 1
- 229960000625 oxytetracycline Drugs 0.000 claims 1
- 235000019366 oxytetracycline Nutrition 0.000 claims 1
- 238000004062 sedimentation Methods 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- IWVCMVBTMGNXQD-UHFFFAOYSA-N terramycin dehydrate Natural products C1=CC=C2C(O)(C)C3C(O)C4C(N(C)C)C(O)=C(C(N)=O)C(=O)C4(O)C(O)=C3C(=O)C2=C1O IWVCMVBTMGNXQD-UHFFFAOYSA-N 0.000 claims 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 101100172132 Mus musculus Eif3a gene Proteins 0.000 description 1
- 241001089215 Notomys Species 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD24273682A DD219021A3 (de) | 1982-08-24 | 1982-08-24 | Verfahren zur herstellung von 11a-chlor-5-hydroxy-tetracyclin-6,12-hemiketal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS352483A1 CS352483A1 (en) | 1985-07-16 |
| CS251657B1 true CS251657B1 (en) | 1987-07-16 |
Family
ID=5540820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS833524A CS251657B1 (en) | 1982-08-24 | 1983-05-19 | Preparation method of the 11a-chlorine-5-hydroxytetracyclone-6,12-hemiketale |
Country Status (2)
| Country | Link |
|---|---|
| CS (1) | CS251657B1 (de) |
| DD (1) | DD219021A3 (de) |
-
1982
- 1982-08-24 DD DD24273682A patent/DD219021A3/de not_active IP Right Cessation
-
1983
- 1983-05-19 CS CS833524A patent/CS251657B1/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS352483A1 (en) | 1985-07-16 |
| DD219021A3 (de) | 1985-02-20 |
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