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Chlortetracycline, 4-Epimer

Known as: 4-Epimer Chlortetracycline, Chlortetracycline, 4 Epimer 
National Institutes of Health

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Chlortetracycline

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2018
2018
Separation and simultaneous quantitation of PGF2α and its epimer 8-iso-PGF2α using modifier-assisted differential mobility spectrometry tandem mass spectrometry
2014
2014
CYTOTOXIC ISOBRACTATIN (PRENYLATED XANTHONE) EPIMER MIXTURE OF Garcinia eugenifolia
In search of bioactive anti-cancer compounds from natural products has been found isobractatin from n-hexane extract of Garcinia… 
2011
2011
SmI2-mediated radical cross-couplings of α-hydroxylated aza-hemiacetals and N,S-acetals with α,β-unsaturated compounds: asymmetric synthesis of (+)-hyacinthacine A2, (-)-uniflorine A, and (+)-7-epi…
The SmI(2)-mediated radical coupling reactions of β-hydroxylated pyrrolidine/piperidine aza-hemiacetals 8 and 9 and N,S-acetals 6… 
2009
2009
Racemization free coupling of peptide segments. Synthesis of an insect neuropeptide.
The total synthesis of the insect neuropeptide derivative Z-Gly-Gly-Ser-Leu-Tyr-Ser-Phe-Gly-Leu-NH2 has been carried out by a… 
2005
2005
Synthesis, modeling, and in vitro activity of (3'S)-epi-K-252a analogues. Elucidating the stereochemical requirements of the 3'-sugar alcohol on trkA tyrosine kinase activity.
Utilizing our recently published semisynthetic approach to the (3'S)-K-252a diastereomer, we report the first synthesis of the (3… 
2001
2001
19F NMR ligand perturbation studies on 6,7-bis(trifluoromethyl)-8-ribityllumazine-7-hydrates and the lumazine synthase complex of Bacillus subtilis. Site-directed mutagenesis changes the mechanism…
The riboflavin synthase/lumazine synthase complex of Bacillus subtilis catalyzes the last two steps in riboflavin biosynthesis… 
1999
1999
Suppression of epimerization by cupric (II) salts in peptide synthesis using free amino acids as amino components.
An epimerization-free system for coupling N-protected peptides with free amino acids was developed. A number of inorganic… 
1996
1996
Stereoselective binding of carbenicillin epimers to human serum albumin.
Binding of carbenicillin (CBPC) epimers to human serum albumin (HSA) was found to be stereoselective. Epimer-epimer interaction… 
1985
1985
Human pharmacokinetics of temocillin (BRL 17421) side chain epimers.
The pharmacokinetics of the side-chain epimers of temocillin were investigated in four healthy male subjects following a single… 
1958
1958
URINARY EXCRETION BY MAN OF 11β,17α,20α, 21-TETRAHYDROXY-4-PREGNEN-3-ONE AND THE 20β EPIMER
Reduction of the C-20 ketonic group to the 20α hydroxy and 20β epimer appears to be one of the major metabolic pathways of… 
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