69221-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69221-52-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,2,2 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 69221-52:
(7*6)+(6*9)+(5*2)+(4*2)+(3*1)+(2*5)+(1*2)=129
129 % 10 = 9
So 69221-52-9 is a valid CAS Registry Number.
69221-52-9Relevant articles and documents
Substituted amides and sulfonamides containing a heterocyclic group having antiinflammatory activity
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, (2008/06/13)
Compounds having the formula STR1 wherein R1 is alkyl, cycloalkyl or aryl; R2 is acyl or sulfonyl; R3 is a nitrogen containing heterocyclic group; A1 is a saturated bond or an alkylene group having 1 to 4 carbon