Results 221 to 230 of about 1,885,904 (342)

Glycerol Carbonate as an Emulsifier for Light Crude Oil: Synthesis, Characterization, and Stability Analysis. [PDF]

open access: yesMolecules
Morales Cepeda AB   +3 more
europepmc   +1 more source

The Use of a Diagonal Photoflow System Combined with a High‐Power UV LED in High‐Speed C─H Bromination Reactions

open access: yesAsian Journal of Organic Chemistry, EarlyView.
High‐speed flow C─H bromination with N‐bromosuccinimide (NBS) was achieved by combining a diagonal photoflow reactor (LX‐1) with a high‐power UV LED‐s (365 nm). The reaction was highly efficient with residence times in the second order range (6‐13 s). The gram‐scale synthesis of the antiplatelet agent, ticlopidine, was achieved by photoflow benzylic C ...
Takahide Fukuayma   +4 more
wiley   +1 more source

4,6‐O‐Phenylboronic Ester Protection for 1,2‐cis‐α‐Selective Glucosylation

open access: yesAsian Journal of Organic Chemistry, EarlyView.
The 4,6‐O‐phenylboronic ester protection for 1,2‐cis‐α‐selective glucosylation, previously reported by the Crich group, was revisited and the stereodirecting effect of the cyclic protecting group was unveiled. 4,6‐O‐Phenylboronic ester‐protected glucosyl and 2‐azido‐2‐deoxyglucosyl donors exhibited higher α‐selectivity of the glucosylation than the ...
Yuta Umemura   +6 more
wiley   +1 more source

Tuning Antiaromaticity Through Meso‐Substituent Orientation in Core‐Modified Isophlorins

open access: yesAsian Journal of Organic Chemistry, EarlyView.
The antiaromaticity of dithiadioxaisophlorins is controlled by the steric bulkiness of meso‐substituents through their tilt angle relative to the macrocycle. Bulkier substituents maintain larger angles, preserving stronger antiaromaticity, while smaller groups facilitate π‐conjugation with the macrocycle, diminishing antiaromaticity.
Maika Isoda   +3 more
wiley   +1 more source

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