1049806-21-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1049806-21-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,9,8,0 and 6 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1049806-21:
(9*1)+(8*0)+(7*4)+(6*9)+(5*8)+(4*0)+(3*6)+(2*2)+(1*1)=154
154 % 10 = 4
So 1049806-21-4 is a valid CAS Registry Number.
1049806-21-4Relevant articles and documents
SYNTHESIS OF INDOLES
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, (2008/12/08)
Method for preparing indoles, including methods that permit high yield production of particular compounds, are described.