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71127-36-1

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71127-36-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71127-36-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,1,2 and 7 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 71127-36:
(7*7)+(6*1)+(5*1)+(4*2)+(3*7)+(2*3)+(1*6)=101
101 % 10 = 1
So 71127-36-1 is a valid CAS Registry Number.

71127-36-1Relevant articles and documents

Efficient synthesis of t-butyl 3-alkyl-N-hydroxy-oxindole-3-carboxylates from di-t-butyl 2-nitrophenylmalonates

Yamai, Yu-suke,Ishida, Kyoji,Natsutani, Itaru,Uesato, Shinichi,Nagaoka, Yasuo,Sumiyoshi, Takaaki

, p. 1257 - 1268 (2019/07/31)

– A selective and efficient synthesis of t-butyl 3-alkyl-N-hydroxy-oxindole-3-carboxylates from di-t-butyl 2-nitrophenylmalonates is described. A tandem reduction-cyclization approach involving reduction of di-t-butyl 2-methyl-(2-nitrophenyl)malonate to d

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