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4104372 |
1-N-(α-hydroxy-ω-aminoalkanoyl) derivatives of 3'-deoxykanamycin A and the production thereof
1-N-(α-hydroxy-ω-aminoalkanoyl)-derivatives of 3'-deoxykanamycin A or 6'-N-methyl-3'-deoxykanamycin A are provided as new and useful compounds which are active against gram-negative and...
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4085208 |
Process for preparing 4,6-di-O-(aminoglycosyl)-1,3-diaminocyclitols and novel 1-epimers and 1-N-alkyl derivatives produced thereby; methods for the use of the 1-epimer derivatives as antibacterial agents and compositions useful therefor
This invention relates to the preparation of novel 1-epi-aminoglycosides, useful as antibacterial agents, and also relates to the process for the preparation of known as well as novel...
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4066752 |
1-Desamino-1-hydroxy and 1-desamino-1-epi-hydroxy-4,6-di-o-(aminoglycosyl)-1,3-diaminocyclitols; 1-desamino-1-oxo-4,6-di-o-(aminoglycosyl)-1,3-diaminocyclitols, intermediates and use as antibacterial agents
This invention relates to the preparation of novel 1-desamino-1-oxo-aminoglycosides and their use as intermediates in the preparation of novel 1-desamino-1-hydroxy and...
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4065615 |
Deoxyaminoglycoside antibiotic derivatives
A new deoxystreptamine-containing aminoglycoside antibiotic derivative in which all the amino groups other than the amino group at the 1-position of the deoxystreptamine moiety are formylated is...
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4060682 |
Process for the synthetic production of 3-deoxy derivative of an aminoglycosidic antibiotic
3'-Deoxy derivatives of neamine, 6'-N-alkylneamine, kanamycin B, 6'-N-alkylkanamycin B, ribostamycin, 6'-N-alkylribostamycin and paromamine may be produced by a new process comprising reducing the...
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4051315 |
6"-Deoxykanamycin B and 6"-deoxytobramycin
There are disclosed two new antibiotics, 6"-deoxykanamycin B and 6"-deoxytobramycin. These compounds are highly active, broad spectrum antibiotics.
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4024332 |
Aminoglycoside antibiotics and intermediates therefor
Certain novel derivatives of naturally-occurring aminoglycoside antibiotics such as neamine, kanamycins A and B, 3',4'-dideoxykanamycin B, 3',4'-dideoxy-4,5-dehydrokanamycin B, tobramycin and the...
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4000262 |
5-Epi-amino and 5-epi-azido-4,6-di-O-(aminoglycosyl)-2,5-dideoxystreptamines 1-N-alkyl-5-epi-amino and 1-N-alkyl-5-epi-azido-4,6-di-O-(aminoglycosyl)-2,5-dideoxystreptamines
5-Epi-azido- and 5-epi-amino-4,6-di-O-(aminoglycosyl)-2,5-dideoxystreptamines
and 1-N-alkyl derivatives thereof, valuable as antibacterial agents, are prepared from the corresponding...
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4000261 |
5-Epi-4,6-di-O-(aminoglycosyl)-2-deoxystreptamines, methods for their manufacture and intermediates useful therein, methods for their use as antibacterial agents and compositions useful therefor
5-Epi-4,6-di-O-(aminoglycosyl)-2-deoxystreptamines and 1-N-alkyl-5-epi-4,6-di-O-(aminoglycosyl)-2-deoxystreptamines
, valuable as antibacterial agents, are prepared from the corresponding...
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3974137 |
Process for the preparation of 1-[L-(-)-γ-amino-α-hydroxybutyryl]-kanamycin A (RD-1341A)
1-[L-(-)-γ-amino-α-hydroxybutyryl]-kanamycin A is a compound useful as an antibacterial agent. A new process for its preparation has been developed which comprises using aldehyde blocking agents...
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3940382 |
1,2'-Di-N-substituted kanamycin B compounds
New antibacterial agents, 1,2'-di-N-(α-hydroxyaminoacyl)-kanamycin B and 1,2'-di-N-(α-hydroxyaminoacyl)-3',4'-dideoxy kanamycin B are described together with methods for their preparation and use.
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3939143 |
1-N-isoserylkanamycins and the production thereof
1-N-isoseryl derivatives of kanamycin A, kanamycin B and 3',4'-dideoxykanamycin B are now synthesized, which are new and useful compounds active against gram-negative and gram-positive bacteria and...
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RE28647 |
Preparation of 3-4 dideoxykanamycin B active against resistant bacteria
Synthesis of 3'-4'-dideoxykanamycin B which comprises protecting the amino and all or a part of the hydroxyl groups other than 3' and 4'-hydroxyl groups of kanamycin B, sulfonylating 3'- and...
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3904597 |
Antibiotic derivatives
Derivatives of kanamycin A and B have been prepared which possess substantially improved antibacterial activity. An example of such an agent is 1-[L-(-)-β-amino-α-hydroxypropionyl]-kanamycin B...
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3886139 |
Derivatives of kanamycin
Derivatives of kanamycin A and B have been prepared which possess substantially improved anti-bacterial activity. An example of such an agent is 1-[L-(-)-δ-amino-α-hydroxyvaleryl]-kanamycin A...
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3872079 |
SEMISYNTHETIC DERIVATIVES OF TOBRAMYCIN
Derivatives of tobramycin (nebramycin factor 6) have been prepared which possesses substantially improved antibacterial activity. An example of such an agent is...
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3753973 |
Title is not available
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3781268 |
Title is not available
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