288301-21-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 288301-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,8,3,0 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 288301-21:
(8*2)+(7*8)+(6*8)+(5*3)+(4*0)+(3*1)+(2*2)+(1*1)=143
143 % 10 = 3
So 288301-21-3 is a valid CAS Registry Number.
288301-21-3Relevant articles and documents
AZABICYCLIC SPIROETHER DERIVATIVES AS RECEPTOR ANTAGONISTS
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Page 28, (2010/02/06)
The present invention relates compounds of the formula (I): wherein Z is -CR9R10CH2- or -CH2CR9R10-; and R1, R2, R3, R4, R5 and R