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1342891-82-0

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1342891-82-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1342891-82-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,2,8,9 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1342891-82:
(9*1)+(8*3)+(7*4)+(6*2)+(5*8)+(4*9)+(3*1)+(2*8)+(1*2)=170
170 % 10 = 0
So 1342891-82-0 is a valid CAS Registry Number.

1342891-82-0Relevant articles and documents

TfOH-catalyzed formal [3+2] cycloaddition of N-tosylaziridine dicarboxylates and nitriles: Synthesis of tetrafunctionalized 2-imidazolines

Zuo, Qinglu,Shi, Zhichao,Zhan, Feng,Wang, Zhe,Lin, Jin-Shun,Jiang, Yuyang

, (2020/01/13)

We developed an efficient method for synthesis of tetrafunctionalized 2-imidazolines using TfOH-catalyzed formal [3+2] cycloaddition of N-tosylaziridine dicarboxylates and nitriles. This is the first report of C–N bond cleavage of N-tosylaziridine dicarboxylates catalyzed by Br?nsted acid and the reaction worked well over wide scope of substrates in good to excellent yields under mild conditions. The method has the potential to be applied to pharmaceutical design and synthesis of tetrafunctionalized 2-imidazolines.

Lewis Acid Catalyzed Annulation of Donor-Acceptor Cyclopropane and N-Tosylaziridinedicarboxylate: One-Step Synthesis of Functionalized 2H-Furo[2,3-c]pyrroles

Ghosh, Asit,Pandey, Ashok Kumar,Banerjee, Prabal

, p. 7235 - 7242 (2015/07/27)

An efficient MgI2-catalyzed annulation between donor-acceptor cyclopropane and N-tosylaziridinedicarboxylate to access highly substituted 2H-furo[2,3-c]pyrrole bearing two rings and four stereocenters, including one quaternary carbon stereocent

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