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719308-89-1

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719308-89-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 719308-89-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,9,3,0 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 719308-89:
(8*7)+(7*1)+(6*9)+(5*3)+(4*0)+(3*8)+(2*8)+(1*9)=181
181 % 10 = 1
So 719308-89-1 is a valid CAS Registry Number.

719308-89-1Relevant articles and documents

A class of indole derivatives and preparation methods and uses thereof

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Paragraph 0032; 0034-0036; 0072; 0074-0075, (2022/01/12)

The present invention relates to the field of medicinal chemistry, discloses a class of indole derivatives and preparation methods and uses thereof. The present invention also discloses a compound comprising the indole structure or a pharmaceutically acce

Design, Synthesis, and Antifungal Evaluation of Cryptolepine Derivatives against Phytopathogenic Fungi

Chen, Yong-Jia,Liu, Hua,Zhang, Shao-Yong,Li, Hu,Ma, Kun-Yuan,Liu, Ying-Qian,Yin, Xiao-Dan,Zhou, Rui,Yan, Yin-Fang,Wang, Ren-Xuan,He, Ying-Hui,Chu, Qing-Ru,Tang, Chen

, p. 1259 - 1271 (2021/02/16)

Inspired by the widely antiphytopathogenic application of diversified derivatives from natural sources, cryptolepine and its derivatives were subsequently designed, synthesized, and evaluated for their antifungal activities against four agriculturally important fungi Rhizoctonia solani, Botrytis cinerea, Fusarium graminearum, and Sclerotinia sclerotiorum. The results obtained from in vitro assay indicated that compounds a1-a24 showed great fungicidal property against B. cinerea (EC50 4 μg/mL); especially, a3 presented significantly prominent inhibitory activity with an EC50 of 0.027 μg/mL. In the pursuit of further expanding the antifungal spectrum of cryptolepine, ring-opened compound f1 produced better activity with an EC50 of 3.632 μg/mL against R. solani and an EC50 of 5.599 μg/mL against F. graminearum. Furthermore, a3 was selected to be a candidate to investigate its preliminary antifungal mechanism to B. cinerea, revealing that not only spore germination was effectively inhibited and the normal physiological structure of mycelium was severely undermined but also detrimental reactive oxygen was obviously accumulated and the normal function of the nucleus was fairly disordered. Besides, in vivo curative experiment against B. cinerea found that the therapeutic action of a3 was comparable to that of the positive control azoxystrobin. These results suggested that compound a3 could be regarded as a novel and promising agent against B. cinerea for its valuable potency.

Iodine-Mediated Electrochemical C(sp2)-H Amination: Switchable Synthesis of Indolines and Indoles

Hu, Kangfei,Zhang, Yan,Zhou, Zhenghong,Yang, Yu,Zha, Zhenggen,Wang, Zhiyong

supporting information, p. 5773 - 5777 (2020/08/05)

A metal-free electrochemical intramolecular C(sp2)-H amination using iodine as a mediator was developed. This method enables a switchable synthesis of indoline and indole derivatives, respectively, from easily available 2-vinyl anilines.

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