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221526-02-9

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221526-02-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 221526-02-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,5,2 and 6 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 221526-02:
(8*2)+(7*2)+(6*1)+(5*5)+(4*2)+(3*6)+(2*0)+(1*2)=89
89 % 10 = 9
So 221526-02-9 is a valid CAS Registry Number.

221526-02-9Downstream Products

221526-02-9Relevant articles and documents

A convenient synthetic route to macrocyclic cis-3-phenylproline derivatives as mimics of Sandostatin

Damour, Dominique,Doerflinger, Gilles,Pantel, Guy,Labaudinière, Richard,Leconte, Jean-Pierre,Sablé, Serge,Vuilhorgne, Marc,Mignani, Serge

, p. 189 - 192 (2007/10/03)

Enantiomerically pure 14- and 20-membered cyclic proline derivatives 2a- d were conveniently prepared from cis-3-phenylproline using macrolactonisation or macrolactamisation reactions.

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