85769-23-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85769-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,7,6 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 85769-23:
(7*8)+(6*5)+(5*7)+(4*6)+(3*9)+(2*2)+(1*3)=179
179 % 10 = 9
So 85769-23-9 is a valid CAS Registry Number.
85769-23-9Relevant academic research and scientific papers
Antibacterial penem derivatives
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, (2008/06/13)
Penem-derivatives of the formula I STR1 in which R is hydrogen or a carboxyl esterifying group R1 is phenyl, naphthyl, thienyl, pyridyl, quinolyl or isoquinolyl any of which is optionally substituted by one, two or three substituents of the gro
