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215813-79-9

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215813-79-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 215813-79-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,8,1 and 3 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 215813-79:
(8*2)+(7*1)+(6*5)+(5*8)+(4*1)+(3*3)+(2*7)+(1*9)=129
129 % 10 = 9
So 215813-79-9 is a valid CAS Registry Number.

215813-79-9Relevant articles and documents

Fine tuning of the cavity size in calixarene-like cyclophanes: A complete series of homooxacalix[4]arene ligands for quaternary ammonium ions

Masci, Bernardo,Finelli, Marco,Varrone, Maurizio

, p. 2018 - 2030 (2007/10/03)

Only a few oxygenated homologues of calixarenes have been reported to date, although a large number of structures can be envisaged. These can give rise to a practically new and interesting class of cyclophanes and deserve a systematic investigation. The s

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