Results 241 to 250 of about 3,458,614 (298)

Structure Elucidation of Antibiotics

2022
To date, there are hundreds of characterized natural products with antibacterial activity against pathogenic bacteria, and several have become bonafide antibiotic drugs. The development of antibacterial natural products into antibiotic drugs, both in the past and in the future, hinges upon an accurate description of the exact chemical structure of the ...
Julia, Moschny   +3 more
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Enhanced Structure Elucidation

Journal of Chemical Information and Computer Sciences, 1996
Conventional approaches to the structure elucidation of organic compounds are based on the use of spectroscopic data from different sources.
Reinhard Neudert, Michael Penk
openaire   +2 more sources

The Structure Elucidation of Pseudothiocolchicine

Helvetica Chimica Acta, 1985
AbstractA colchicine derivative, previously isolated from the reaction of isocolchicine with sodium thiomethoxide in aqueous MeOH, was now identified as 11‐(methylthio)isocolchicine on the basis of 1H‐, 13C‐NMR spectra and chemical correlation. This reaction represents the first example of abnormal nucleophilic displacement (telesubstitution) in the ...
B. DANIELI   +3 more
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Elucidating the Structure of Poly(dopamine)

Langmuir, 2012
Herein we propose a new structure for poly(dopamine), a synthetic eumelanin that has found broad utility as an antifouling agent. Commercially available 3-hydroxytyramine hydrochloride (dopamine HCl) was polymerized under aerobic, aqueous conditions using tris(hydroxymethyl)aminomethane (TRIS) as a basic polymerization initiator, affording a darkly ...
Dreyer, Daniel R.   +4 more
openaire   +3 more sources

The structural elucidation of Eisenstein’s formula

Science China Mathematics, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Li, Hailong   +2 more
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Structural Elucidation of Complex Carbohydrates

1988
Many current problems in immunology depend on a detailed understanding of oligosaccharide and glycoconjugate structures. In contrast to other biopolymers, oligosaccharides do not have well established and sensitive analytical procedures for the determination of their structures.
V N, Reinhold, S, Santikarn
openaire   +2 more sources

Retro–Leapfrog and structure elucidation

Journal of Mathematical Chemistry, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Modern NMR techniques for structure elucidation

Magnetic Resonance in Chemistry, 1986
AbstractThe rapid growth during the last decade of multiple pulse methods in one (1D) and two‐dimensional (2D) NMR has produced over 100 new techniques of potential use in high‐resolution NMR. This review sets out to identify and to illustrate those new methods which are most useful in the determination of molecular structure.
openaire   +3 more sources

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