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121619-48-5

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121619-48-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121619-48-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,6,1 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 121619-48:
(8*1)+(7*2)+(6*1)+(5*6)+(4*1)+(3*9)+(2*4)+(1*8)=105
105 % 10 = 5
So 121619-48-5 is a valid CAS Registry Number.

121619-48-5Downstream Products

121619-48-5Relevant articles and documents

Synthesis and Binding Properties of Basked-Shaped Hosts

Smeets, Jan W. H.,Sijbesma, Rint P.,Dalen, Lydia van,Spek, Anthony L.,Smeets, Wilberth J. J.,Nolte, Roeland J. M.

, p. 3710 - 3717 (2007/10/02)

We described a novel, concave building block (4) for the synthesis of organic hosts.Compound 4 contains two fused 2-imidazolidone rings, which are flanked by two o-xylylene units.Basked-shaped hosts are constructed by attaching oxyethylene bridges to the

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