Results 201 to 210 of about 36,445 (329)

Synthesis, Optical and Singlet Oxygen Generation Properties of Phenazinone‐Based Photosensitizer with 5‐Formyl‐2‐Thienyl Substituents

open access: yesAsian Journal of Organic Chemistry, EarlyView.
Phenazinone chromophore incorporating a carbonyl group into the skeleton is recently found to be a new‐type halogen‐atom‐free‐photosensitizer possessing superior ability in singlet oxygen (1O2) generation. In this work, we have designed and developed the derivative with two 5‐formyl‐2‐thienyl substituents which is expected to lead to improvement of the
Hiroto Tsuyama   +2 more
wiley   +1 more source

Discovery of new antimicrobial thiophene derivatives with activity against drug-resistant Gram negative-bacteria. [PDF]

open access: yesFront Pharmacol
Molina-Panadero I   +7 more
europepmc   +1 more source

Mannich Reaction of Secondary Benzylzinc Reagents: Synthesis of α,β‐Disubstituted β‐Arylethylamines

open access: yesAsian Journal of Organic Chemistry, EarlyView.
The organometallic Mannich multicomponent reaction (MCR) of secondary benzylzinc reagents is described. The final α,β‐disubstituted β‐arylethylamines are obtained in generally high yields. The reaction is however characterized by a general lack of diastereoselectivity. A possible explanation is provided.
Baptiste Leroux   +6 more
wiley   +1 more source

Long-chain alkanes preserved in a Martian mudstone. [PDF]

open access: yesProc Natl Acad Sci U S A
Freissinet C   +21 more
europepmc   +1 more source

Thiophene Isosters of Phenylethanolamines [PDF]

open access: bronze, 1975
Jehan F. Bagli, Eckhardt S. Ferdinandi
openalex   +1 more source

Production Of 11C‐Labeled Amides Via “In‐Loop” 11C‐Carbonylation

open access: yesAsian Journal of Organic Chemistry, EarlyView.
The current work utilizes carbon‐11 labelled aroyl dimethylaminopyridinium salts in a two‐step in‐loop carbonylative cross‐coupling reaction of aryl halides with [¹¹C]CO yielding a diverse range of carbon‐11 labelled primary benzamides with good to excellent yields.
Tanpreet Kaur   +3 more
wiley   +1 more source

Case Report: A case of pediatric persistent refractory ITP responsive to avatrombopag. [PDF]

open access: yesFront Immunol
Sau A   +5 more
europepmc   +1 more source

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