Results 141 to 150 of about 8,953 (240)

Total Synthesis and Structural Revision of Keenamide A. [PDF]

J Nat Prod
Koch L, Wiedemann C, Parthier C, Seidel RW, Stubbs MT, Schutkowski M, Meleshin M.   +6 more
europepmc   +1 more source

Photo-conversion of two epimers (20R and 20S) of pregna-5,7-diene-3β, 17α, 20-triol and their bioactivity in melanoma cells

, 2008
Michał A. Żmijewski, Wěi Li, Jordan K. Zjawiony, Trevor W. Sweatman, Jianjun Chen, Duane D. Miller, Andrzej Słomiński   +6 more
openalex   +2 more sources

Caylobolide B: Structure Revision, Total Synthesis, Biological Characterization, and Discovery of New Analogues. [PDF]

Angew Chem Int Ed Engl
George MRP, Elsadek LA, Deering M, de Almeida LC, Tyler JL, Noble A, Paul VJ, Luesch H, Butts CP, Aggarwal VK.   +9 more
europepmc   +1 more source

Ipecac alkaloid biosynthesis in two evolutionarily distant plants. [PDF]

Nat Chem Biol
Colinas M, Morweiser C, Dittberner O, Chioca B, Alam R, Leucke H, Nakamura Y, Serna Guerrero DA, Heinicke S, Kunert M, Wurlitzer J, Ploss K, Hong B, Grabe V, Lopes AA, O'Connor SE.   +15 more
europepmc   +1 more source

Determination of some Tetracycline antibiotics and their epimers residues in meat and meat products by liquid chromatography-tandem mass spectrometry (LC-MS/MS)

Mai Tran Thanh, Mai Phuong, Duc Nguyen Ngoc, Canh Phan Quang, Trang Luu Thi Huyen   +4 more
openalex   +2 more sources

The Effect of Vitamin D Supplementation with or without Calcium on Vitamin D Epimer and Metabolites [PDF]

Salah Gariballa, Ghada S. M. Al‐Bluwi, Javed Yasin   +2 more
openalex   +1 more source

Structure-Guided Mechanistic Investigation of Stereochemical Inversion during the Octose Formation Catalyzed by an Atypical Transaldolase AprG in the Biosynthesis of Apramycin. [PDF]

ACS Catal
Kim W, Fan PH, Bu J, Liu HW, Zhang YJ.
europepmc   +1 more source

73 TS for cis geometry N epimer atropisomer G = -648.933988 ( -648.951789)

Henry Rzepa
openalex   +1 more source

Unique Research for Developing a Full Factorial Design Evaluated Liquid Chromatography Technique for Estimating Budesonide and Formoterol Fumarate Dihydrate in the Presence of Specified and Degradation Impurities in Dry Powder Inhalation. [PDF]

Biomed Chromatogr
Bandaru LGR, Konduru N, Kowtharapu LP, Gundla R, Kanuparthy PR, Katari NK.   +5 more
europepmc   +1 more source

73 TS for trans geometry N-epimer ( G =-648.883115 => G = -648.88455 IRC

Henry Rzepa
openalex   +1 more source