193464-50-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 193464-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,4,6 and 4 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 193464-50:
(8*1)+(7*9)+(6*3)+(5*4)+(4*6)+(3*4)+(2*5)+(1*0)=155
155 % 10 = 5
So 193464-50-5 is a valid CAS Registry Number.
193464-50-5Relevant articles and documents
PRODRUGS OF PROTON PUMP INHIBITORS
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Page 141, (2010/02/06)
Prodrugs of proton pump inhibitors of Formulas 1 through 4, (I-IV), where the symbols are as defined in the specification, and the R group includes at least one acidic group or its pharmaceutically acceptable salt, have improved aqueous solubility and bioavailability.