55789-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55789-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,7,8 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 55789-05:
(7*5)+(6*5)+(5*7)+(4*8)+(3*9)+(2*0)+(1*5)=164
164 % 10 = 4
So 55789-05-4 is a valid CAS Registry Number.
InChI:InChI=1/C18H16O4/c1-2-13(11-6-4-3-5-7-11)16-17(20)14-10-12(19)8-9-15(14)22-18(16)21/h3-10,13,19,21H,2H2,1H3
55789-05-4Relevant articles and documents
4-HYDROXY-BENZOPYRAN-2-ONES AND 4-HYDROXY-CYCLOALKYL[B]PYRAN-2-ONES USEFUL TO TREAT RETROVIRAL INFECTIONS
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, (2008/06/13)
The present invention relates to compounds of formula I which are 4-hydroxy-benzopyran-2-ones and 4-hydroxy-cycloalkyl[b]pyran-2-ones useful for inhibiting a retrovirus in a mammalian cell infected with said retrovirus. STR1 Wherein R 10 and R 20 taken together are: STR2
