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253594-55-7

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253594-55-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253594-55-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,5,9 and 4 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 253594-55:
(8*2)+(7*5)+(6*3)+(5*5)+(4*9)+(3*4)+(2*5)+(1*5)=157
157 % 10 = 7
So 253594-55-7 is a valid CAS Registry Number.

253594-55-7Relevant articles and documents

MUSCARINIC ANTAGONISTS

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Page 22, (2010/02/06)

Amide derivatives of 1,4 di-substituted piperidine compounds of formula (I) or a pharmaceutically acceptable salt, ester or solvate thereof, wherein Q and Q are each -CH=, or one of Q and Q is -CH= and the other is -N=; X is -CH2- or (a); Y and Z are -C(R)=, or one of Y and Z is -C(R)= and the other is -N=; R is 1 to 3 substituents selected from H, halogen and alkoxy; R and R are 1 to 3 substituents selected from H, halogen, alkyl and alkoxy; and R and R are H or (C1-C6) alkyl are muscarinic antagonists usuful for treating cognitive disorders such as Alzheimer's disease. Pharmaceutical compositions and methods of preparation are also disclosed.

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