54148-05-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54148-05-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,1,4 and 8 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 54148-05:
(7*5)+(6*4)+(5*1)+(4*4)+(3*8)+(2*0)+(1*5)=109
109 % 10 = 9
So 54148-05-9 is a valid CAS Registry Number.
54148-05-9Relevant academic research and scientific papers
Cephalosporin phosphonic acid, sulfonic acid and sulfonamide compounds
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, (2008/06/13)
Novel antibiotics of the formula: STR1 and its salts, esters and amides wherein R is acyl; B is H, OCH3, CH3 or SR" wherein R" is lower alkyl; A is hydrogen, hydroxy, or an organic group; and, Y is a radical of the formula PO(OH)sub
