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221647-99-0

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221647-99-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 221647-99-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,6,4 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 221647-99:
(8*2)+(7*2)+(6*1)+(5*6)+(4*4)+(3*7)+(2*9)+(1*9)=130
130 % 10 = 0
So 221647-99-0 is a valid CAS Registry Number.

221647-99-0Relevant articles and documents

Molecular recognition abilities of a new class of water-soluble cyclophanes capable of encompassing a neutral cavity

Inouye, Masahiko,Fujimoto, Kazuhisa,Furusyo, Masaru,Nakazumi, Hiroyuki

, p. 1452 - 1458 (2007/10/03)

We developed a new class of water-soluble cyclophanes, pyrenophanes, capable of encompassing a neutral cavity, in which the hydrophobic area is constructed by aligning two flat polynuclear aromatic rings parallel at an appropriate space that could interpo

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