634909-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 634909-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,4,9,0 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 634909-52:
(8*6)+(7*3)+(6*4)+(5*9)+(4*0)+(3*9)+(2*5)+(1*2)=177
177 % 10 = 7
So 634909-52-7 is a valid CAS Registry Number.
634909-52-7Relevant articles and documents
INDANOL DERIVATIVE
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Page/Page column 92, (2010/11/25)
The present invention provides a compound having the following general formula (I) which is useful as a neurokinin receptor antagonist: (wherein, R1, R2: optionally substituted (hetero)aryl, R3: -CO-R4, -CO-O-R4, etc., R4: alkyl, cycloalkyl, etc., A: CH2, CO, SO2, B: a single bond, etc., D: oxygen, CH2, E: alkylene, alkenylene, n: 1 to 3).