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181959-65-9

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181959-65-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 181959-65-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,9,5 and 9 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 181959-65:
(8*1)+(7*8)+(6*1)+(5*9)+(4*5)+(3*9)+(2*6)+(1*5)=179
179 % 10 = 9
So 181959-65-9 is a valid CAS Registry Number.

181959-65-9Upstream product

181959-65-9Downstream Products

181959-65-9Relevant articles and documents

PENEM DERIVATIVES AND ANTIMICROBIAL AGENT CONTAINING THE SAME

-

, (2008/06/13)

A penem derivative represented by the following formula (I): wherein R1represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkylthio group, a substituted or unsubstituted alkenylthio group, a substituted or unsubstituted aralkylthio group, a substituted or unsubstituted arylthio group, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted heterocyclic thio group, a substituted or unsubstituted acylthio group, a mercapto group or a hydrogen atom, and R2represents a hydrogen atom or a carboxyl-protecting group; or a pharmacologically acceptable salt thereof. The compound (I) exhibits strong antibacterial activities, and especially, shows strong activities against MRSA. It is therefore useful not only as a general antibacterial agent but also as an antibacterial agent for MRSA against which no general antibacterial agents are recognized to be effective.

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