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113161-21-0

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113161-21-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 113161-21-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,1,6 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 113161-21:
(8*1)+(7*1)+(6*3)+(5*1)+(4*6)+(3*1)+(2*2)+(1*1)=70
70 % 10 = 0
So 113161-21-0 is a valid CAS Registry Number.

113161-21-0Downstream Products

113161-21-0Relevant articles and documents

Asymmetric total synthesis of atisine via intramolecular double Michael reaction

Ihara, Masataka,Suzuki, Makoto,Fukumoto, Keiichiro,Kabuto, Chizuko

, p. 1164 - 1171 (1990)

The bridged, pentacyclic intermediate 2 for atisine (1) was synthesized in a naturally occurring enantiomeric form from dimethyl cyclohexanone-2,6-dicarboxylate (6). The synthesis is composed of the following key steps: (1) formation of the azabicyclo[3.3

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