98263-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98263-19-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,2,6 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 98263-19:
(7*9)+(6*8)+(5*2)+(4*6)+(3*3)+(2*1)+(1*9)=165
165 % 10 = 5
So 98263-19-5 is a valid CAS Registry Number.
98263-19-5Relevant articles and documents
Process for preparing 5,6-dialkoxy-4-alkyl-2(1H)-quinazolinones
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, (2008/06/13)
A method for preparing 5,6-dialkoxy-4-alkyl-quinazolinones is described. The 5,6-dialkoxy-4-alkyl-quinazolinones are active cardiotonic agents.
Synthesis of 5,6-dimethoxyquinazolin-2(1H)-ones
Press,Bandurco,Wong,et al.
, p. 1821 - 1828 (2007/10/02)
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