712349-80-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 712349-80-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,2,3,4 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 712349-80:
(8*7)+(7*1)+(6*2)+(5*3)+(4*4)+(3*9)+(2*8)+(1*0)=149
149 % 10 = 9
So 712349-80-9 is a valid CAS Registry Number.
712349-80-9Relevant academic research and scientific papers
PREPARATION OF HETEROCYCLIC KETONES
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Page 10-11, (2008/06/13)
The present invention relates to a process for preparing heterocyclic ketones of the formulae (I) and (la), by reacting a heterocyclic compound of the formula (II), with an α,?-unsaturated carboxylic acid of the formula (III), or with its anhydride of the
