41243-00-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41243-00-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,2,4 and 3 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 41243-00:
(7*4)+(6*1)+(5*2)+(4*4)+(3*3)+(2*0)+(1*0)=69
69 % 10 = 9
So 41243-00-9 is a valid CAS Registry Number.
41243-00-9Relevant articles and documents
Process for preparing quinazolinone oxides
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, (2008/06/13)
Improved process for the preparation of 6-substituted-4-phenylquinazolinone 3-oxides. Such compounds are useful as intermediates in the preparation of 3-fluorobenzodiazepines, which are useful as tranquilizers, muscle relaxants and sedatives.
