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111904-58-6

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111904-58-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111904-58-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,9,0 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 111904-58:
(8*1)+(7*1)+(6*1)+(5*9)+(4*0)+(3*4)+(2*5)+(1*8)=96
96 % 10 = 6
So 111904-58-6 is a valid CAS Registry Number.

111904-58-6Relevant articles and documents

Synthesis of Chiral Dibenzo-1,8-diaza-14-crown-4, Dibenzo-1,9-diaza-16-crown-4, and Dibenzo-1,10-diaza-18-crown-4 Ethers by Aromatic Nucleophilic Substitution. Application to the Preparation of Bicyclic Chiral Crown-LiI Complexes

Schultz, Arthur G.,Pinto, Donald J. P.,Welch, Martha

, p. 1372 - 1380 (2007/10/02)

New methods for the preparation od dibenzo-1,8-diaza-14-crown-4, dibenzo-1,9-diaza-16-crown-4, and dibenzo-1,10-diaza-18-crown-4 ethers 2, 4, 5, 14, 15 and 16 are described.Bimolecular cyclization of ortho-substituted benzamides (derived from 1,2-, 1,3-,

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