Literature DB >> 29537276

Highly Photosensitive Poly-Sulfur-Bridged Chetomin Analogues from Chaetomium cochliodes.

Meng-Hua Wang1, You-Cai Hu2, Bing-Da Sun3, Meng Yu1, Shu-Bin Niu4, Zhe Guo1, Xiao-Yan Zhang1, Tao Zhang1, Gang Ding1, Zhong-Mei Zou1.   

Abstract

The highly photosensitive characteristic of poly-sulfide chetomins was first unveiled, and four new unstable analogues, chetomins A-D (1-4), with significant cytotoxicity were successfully purified in darkness. The visible-light-induced desulfurization and intermolecular disproportionation were revealed to initiate the interconversion of chetomin analogues, which explained the long-recognized puzzle of rarity and instability of chetomin analogues.

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Year:  2018        PMID: 29537276     DOI: 10.1021/acs.orglett.8b00304

Source DB:  PubMed          Journal:  Org Lett        ISSN: 1523-7052            Impact factor:   6.005


  3 in total

1.  Accurate Identification of Degraded Products of Aflatoxin B1 Under UV Irradiation Based on UPLC-Q-TOF-MS/MS and NMR Analysis.

Authors:  Yan-Duo Wang; Cheng-Gang Song; Jian Yang; Tao Zhou; Yu-Yang Zhao; Jian-Chun Qin; Lan-Ping Guo; Gang Ding
Journal:  Front Chem       Date:  2021-11-24       Impact factor: 5.221

2.  Cytotoxic and antimicrobial indole alkaloids from an endophytic fungus Chaetomium sp. SYP-F7950 of Panax notoginseng.

Authors:  Fei Peng; Shao-Yang Hou; Tian-Yuan Zhang; Ying-Ying Wu; Meng-Yue Zhang; Xi-Meng Yan; Ming-Yu Xia; Yi-Xuan Zhang
Journal:  RSC Adv       Date:  2019-09-12       Impact factor: 4.036

3.  Fungal Epithiodiketopiperazines Carrying α,β-Polysulfide Bridges from Penicillium steckii YE, and Their Chemical Interconversion.

Authors:  Guangde Jiang; Peilan Zhang; Ranjala Ratnayake; Guang Yang; Yi Zhang; Ran Zuo; Magan Powell; José C Huguet-Tapia; Khalil A Abboud; Long H Dang; Max Teplitski; Valerie Paul; Rui Xiao; K H Ahammad; Uz Zaman; Zhenquan Hu; Shugeng Cao; Hendrik Luesch; Yousong Ding
Journal:  Chembiochem       Date:  2020-09-30       Impact factor: 3.164

  3 in total

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