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920797-64-4

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920797-64-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 920797-64-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,0,7,9 and 7 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 920797-64:
(8*9)+(7*2)+(6*0)+(5*7)+(4*9)+(3*7)+(2*6)+(1*4)=194
194 % 10 = 4
So 920797-64-4 is a valid CAS Registry Number.

920797-64-4Relevant academic research and scientific papers

PYRIMIDONE COMPOUND

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Page/Page column 136, (2008/06/13)

A compound represented by the formula (I), an optically active isomer thereof, or a pharmaceutical acceptable salt thereof:wherein R1 represents a C1-C12 alkyl; R2 represents a hydrogen atom or the like; R3 represents a halogen or the like; q represents an integer of 1 to 7; R4 represents a halogen or the like; p represents 0 or an integer of 1 to 5; R5 represents a C6-C10 aryl, a heterocycle or the like; and X represents oxygen, NH, or the like, which is used for preventive and/or therapeutic treatment of a disease caused by tau protein kinase 1 hyperactivity such as a neurodegenerative diseases (e.g. Alzheimer disease).

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