64015-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64015-89-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,0,1 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 64015-89:
(7*6)+(6*4)+(5*0)+(4*1)+(3*5)+(2*8)+(1*9)=110
110 % 10 = 0
So 64015-89-0 is a valid CAS Registry Number.
64015-89-0Relevant academic research and scientific papers
Process for preparing thioxanthones
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, (2008/06/13)
This invention is directed to a process of preparing thioxanthones derived from ortho-chlorosulfenylbenzoyl chloride and aromatic compounds in the presence of Friedel-Crafts catalyst.