208335-90-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 208335-90-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,8,3,3 and 5 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 208335-90:
(8*2)+(7*0)+(6*8)+(5*3)+(4*3)+(3*5)+(2*9)+(1*0)=124
124 % 10 = 4
So 208335-90-4 is a valid CAS Registry Number.
208335-90-4Relevant articles and documents
Process of preparing substituted acrylamides
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, (2008/06/13)
The present invention relates to a process for preparing acrylamides; wherein, a propiolamide is reacted with an activated aromatic ring to yield a wide variety of acrylamides.