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121895-45-2

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121895-45-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121895-45-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,8,9 and 5 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 121895-45:
(8*1)+(7*2)+(6*1)+(5*8)+(4*9)+(3*5)+(2*4)+(1*5)=132
132 % 10 = 2
So 121895-45-2 is a valid CAS Registry Number.

121895-45-2Relevant articles and documents

Synthesis of Tri- and Tetrapeptide S: The Extended C-Terminus of Bleomycin A2

Boger, Dale L.,Menezes, Royce F.

, p. 4331 - 4333 (1992)

Concise diastereocontrolled syntheses of tri- and tetrapeptide S, key subunits of the antitumor antibiotic bleomycin A2, are detailed.

A SYNTHETIC MODEL APPROACH TO THE SUGAR MOIETY OF BLEOMYCIN

Otsuka, Masami,Nishio, Toshiyuki,Oshitari, Tetsuta,Owa, Takashi,Sugiura, Yukio,et al.

, p. 27 - 34 (2007/10/02)

In order to investigate the role of the sugar moiety of antitumor antibiotic bleomycin, glycosylation of erythro-β-hydroxy-L-histidine derivative is examined and several glycosylated model compounds are prepared by the chloroacetimidate method.These model

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