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130753-19-4

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130753-19-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130753-19-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,7,5 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 130753-19:
(8*1)+(7*3)+(6*0)+(5*7)+(4*5)+(3*3)+(2*1)+(1*9)=104
104 % 10 = 4
So 130753-19-4 is a valid CAS Registry Number.

130753-19-4Relevant articles and documents

Bicyclo[3.3.1]nonanes as synthetic intermediates. Part 20. Asymmetric synthesis of the indolizidine alkaloids monomorine I and indolizidine 223AB

Momose, Takefumi,Toshima, Minoru,Seki, Sumie,Koike, Yayoi,Toyooka, Naoki,Hirai, Yoshiro

, p. 1315 - 1321 (2007/10/03)

Total syntheses of the indolizidine alkaloids monomorine I and indolizidine 223AB have been achieved by starting from the chiral cis-2,5-disubstituted pyrrolidine or cis-2,6-disubstituted piperidine obtained from the asymmetric cleavage of 8-azabicyclo[3.2.1]octan-3-one or 9-azabicyclo[3.3.1]nonan-3-one at the 'fork head'.

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