166334-82-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 166334-82-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,3,3 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 166334-82:
(8*1)+(7*6)+(6*6)+(5*3)+(4*3)+(3*4)+(2*8)+(1*2)=143
143 % 10 = 3
So 166334-82-3 is a valid CAS Registry Number.
166334-82-3Relevant 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
