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159635-89-9

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159635-89-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 159635-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,6,3 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 159635-89:
(8*1)+(7*5)+(6*9)+(5*6)+(4*3)+(3*5)+(2*8)+(1*9)=179
179 % 10 = 9
So 159635-89-9 is a valid CAS Registry Number.

159635-89-9Downstream Products

159635-89-9Relevant articles and documents

Novel cephalosporin derivatives possessing a bicyclic heterocycle at the 3-position. Part II: Synthesis and antibacterial activity of 3-(5-methylthiazolo[4,5-c]pyridinium-2-yl)thiomethylcephalosporin derivatives and related compounds

Tsushima, Masaki,Kano, Yuko,Umemura, Eijiro,Iwamatsu, Katsuyoshi,Tamura, Atsushi,Shibahara, Seiji

, p. 1641 - 1653 (2007/10/03)

A series of cephalosporin derivatives with a thiazolopyridinium group at the 3-position was synthesized and evaluated for antibacterial activity. Some of these cephalosporin derivatives having a (5-alkylthiazolo[4,5-c]pyridinium-2-yl)thiomethyl group at t

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