109130-44-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109130-44-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,1,3 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 109130-44:
(8*1)+(7*0)+(6*9)+(5*1)+(4*3)+(3*0)+(2*4)+(1*4)=91
91 % 10 = 1
So 109130-44-1 is a valid CAS Registry Number.
109130-44-1Relevant articles and documents
4-Amino-1,5-substituted-1,5-dihydro-imidazol-2-ones
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Page/Page column 21, (2008/06/13)
The present invention relates to compounds of formula I wherein R1, R2,R3, andR4 are as defined herein and to pharmaceutically acceptable acid addition salts thereof. Compounds of formula I or their tautomeric f
