244291-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 244291-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,4,2,9 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 244291-81:
(8*2)+(7*4)+(6*4)+(5*2)+(4*9)+(3*1)+(2*8)+(1*1)=134
134 % 10 = 4
So 244291-81-4 is a valid CAS Registry Number.
244291-81-4Relevant articles and documents
Anthelmintic 1-(substituted phenyl)-3-alkanimidoyl ureas
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, (2008/06/13)
The compounds of this invention are novel imidoylureas having anthelmintic activity and imidoylthioureas having antifertility activity. They are prepared by the reaction of appropriate amidines with appropriate isocyanates or isothiocyanates.