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223390-03-2

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223390-03-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 223390-03-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,3,9 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 223390-03:
(8*2)+(7*2)+(6*3)+(5*3)+(4*9)+(3*0)+(2*0)+(1*3)=102
102 % 10 = 2
So 223390-03-2 is a valid CAS Registry Number.

223390-03-2Downstream Products

223390-03-2Relevant articles and documents

A 2,2′-azobenzene-substituted calix[4]-arene-crown-6

Thuery, Pierre,Nierlich, Martine,Saadioui, Mohamed,Asfari, Zouhair,Vicens, Jacques

, p. 443 - 445 (2007/10/03)

The calix[4]arene macrocycle, 25,27-dihydroxy-26,28-(O,O′-azobenzene)calix[4]arene-crown-6 [which crystallizes as an N,N-dimethylformamide solvate (C48H46-N2O8·C 3H7NO)], in the cone confor

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