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19281-12-0

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19281-12-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19281-12-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,2,8 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 19281-12:
(7*1)+(6*9)+(5*2)+(4*8)+(3*1)+(2*1)+(1*2)=110
110 % 10 = 0
So 19281-12-0 is a valid CAS Registry Number.

19281-12-0Relevant articles and documents

POTASSIUM ION CHANNEL MODULATORS and USES THEREOF

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Page/Page column 48, (2010/04/03)

Compounds of formula (I) and pharmacologically acceptable salts and pro-drugs thereof wherein: Ar1 and Ar2 are aryl or heteroaryl; a is 0 to 5; R1 is alkyl, halogen, haloalkyl, alkoxy, haloalkoxy, alkoxycarbonyl, carboxyl, hydroxyl, amino, monoalkylamino, dialkylamino, nitro, acylamino, alkoxycarbonylamino, alkylsulphonyl, alkylsulphonylamino or cyano and, where a is greater than 1, each substituent R1 may be the same or different; b is 0 to 5; R2 is alkyl, halogen, haloalkyl, haloalkoxy, alkoxy, alkoxycarbonyl, carboxyl, hydroxyl, amino, monoalkylamino, dialkylamino, nitro, acylamino, alkoxycarbonylamino, alkylsulphonyl, alkylsulphonylamino or cyano and where b is greater than 1, each substituent R2 may be the same or different; V is selected from the group consisting of (CR3aR3b)pCON(R3b)X and (CR3aR3b)pN(R3b)CO(X), wherein said groups are in the 3- (meta) or 4- (para) position with respect to the substituent Z; W is selected from the group consisting of NR4a, O, S, S=O, SO2 and C(R4aR4b)2; X is hydrogen, alkyl, hydroxyalkyl, alkoxyalkyl, haloalkoxyalkyl, aryloxyalkyl, cycloalkyl, aryl, heteroaryl, polyalkylene glycol, aminoalkyl, monoalkylaminoalkyl, dialkylaminoalkyl, alkyl that is substituted with a groups of formula of formula NR8R9 wherein R8 and R9 together with the nitrogen atom to which they are attached form a saturated or partially unsaturated heterocyclic group, carboxyalkyl, alkoxycarbonylalkyl, haloalkoxycarbonylalkyl or aralkyloxycarbonylalkyl; Y and Z are the same or different and each is a substituent selected from the group consisting of (CR5aR5b)n1, C=O, SO2, C(=O)NR5a; C(=O)NR5aSO2 and C=O(R5aR5b)n2; R3a, R3b, R4a, R4b, R5a and R5b are the same or different and each is selected from the hydrogen, alkyl, cycloalkyl, aryl and heteroaryl; n1 and n2 are the same or different and each is 0 to 2; and p is 0 to 2; are potassium ion channel modulators, making them particularly useful in treating and preventing conditions such as pain, lower urinary tract disorders and the like.

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