Asymmetric Conjugate Addition of Thiophene Derivative to Nitrostyrenes Using Thiourea Organocatalysts

The asymmetric α-regioselective conjugate addition of 2-thienylacetones to nitrostyrenes was achieved using a tertiary amine-thiourea organocatalyst, affording the α-addition products in high yields with excellent stereoselectivities. This study provides the first demonstration of an asymmetric α-regioselective conjugate addition of 2-thienylacetones to nitroalkenes.

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Publication Details

Journal
Chemical and Pharmaceutical Bulletin
Published
2026-03-17
DOI
https://doi.org/10.1248/cpb.c25-00802
Primary Topic
Sulfur-Based Synthesis Techniques
Type
article
Field-Weighted Citation Impact
0.00
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article

Asymmetric Conjugate Addition of Thiophene Derivative to Nitrostyrenes Using Thiourea Organocatalysts

Takashi Yamanoi, Kosuke Nakashima, Hiroshi Akutsu, Tsuyoshi Miura et al.
Chemical and Pharmaceutical Bulletin
Sulfur-Based Synthesis Techniques
article

Asymmetric Conjugate Addition of Thiophene Derivative to Nitrostyrenes Using Thiourea Organocatalysts

Takashi Yamanoi, Kosuke Nakashima, Hiroshi Akutsu, Tsuyoshi Miura, Taro Koda, Akihiro Yoshida, Shin-ichi Hirashima, Mitsuaki Suzuki
article en

Abstract

The asymmetric α-regioselective conjugate addition of 2-thienylacetones to nitrostyrenes was achieved using a tertiary amine-thiourea organocatalyst, affording the α-addition products in high yields with excellent stereoselectivities. This study provides the first demonstration of an asymmetric α-regioselective conjugate addition of 2-thienylacetones to nitroalkenes.

Chemical and Pharmaceutical BulletinVol. 74(3)
Tokyo University of Pharmacy and Life Sciences (JP), Josai University (JP)
Openalex Percentile: Top 18%
Sulfur-Based Synthesis Techniques
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