181625-29-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181625-29-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,6,2 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 181625-29:
(8*1)+(7*8)+(6*1)+(5*6)+(4*2)+(3*5)+(2*2)+(1*9)=136
136 % 10 = 6
So 181625-29-6 is a valid CAS Registry Number.
181625-29-6Relevant articles and documents
Pyridonecarboxylic acid derivatives or salts thereof and antibacterial agents comprising the same as active ingredient
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, (2008/06/13)
The invention provides a pyridonecarboxylic acid derivative of the following general formula (1): STR1 wherein R1 is a hydrogen atom or carboxy protecting group, R2 is a nitro or substituted or unsubstituted amino group, R3/sup