21413-47-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21413-47-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,4,1 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 21413-47:
(7*2)+(6*1)+(5*4)+(4*1)+(3*3)+(2*4)+(1*7)=68
68 % 10 = 8
So 21413-47-8 is a valid CAS Registry Number.
21413-47-8Relevant articles and documents
Novel liquid crystal compounds, derivatives of 2-pyrone
Zakharkin, L. I.,Sokolovskaya, S. V.,Moldovanova, L. K.,Guseva, V. V.
, p. 1698 - 1699 (1994)
6-(4-n-Hexyloxyphenyl)- and 6-(4-n-decyloxyphenyl)-2-pyrones, which possess smectic and nematic mesomerphism, were synthesized. - Key words: acetophenone alkoxy-derivatives, 5-(alkoxyphenyl)-1,1-dichloropenta-1,3-dien-2-ones, 6-(4-n-alkoxyphenyl)-2-pyrone
