6381-21-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6381-21-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,3,8 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6381-21:
(6*6)+(5*3)+(4*8)+(3*1)+(2*2)+(1*1)=91
91 % 10 = 1
So 6381-21-1 is a valid CAS Registry Number.
6381-21-1Relevant articles and documents
METHOD FOR PREPARING ATOMOXETINE
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Page/Page column 3-4, (2012/01/13)
The present invention provides an efficient method for preparing atomoxetine in high yield. (R)-methylhydroxylaminopropanol compound of formula (II) in the present invention is used as an intermediate without the need for resolution processes.