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126128-26-5

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126128-26-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126128-26-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,1,2 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 126128-26:
(8*1)+(7*2)+(6*6)+(5*1)+(4*2)+(3*8)+(2*2)+(1*6)=105
105 % 10 = 5
So 126128-26-5 is a valid CAS Registry Number.

126128-26-5Downstream Products

126128-26-5Relevant articles and documents

Synthesis of Lipophilic Crown Ethers with Pendant Phosphonic Acid or Phosphonic Acid Monoethyl Ester Groups

Czech, Bronislaw P.,Desai, Dhimant H.,Koszuk, Jacek,Czech, Anna,Babb, David A.,at al.

, p. 867 - 875 (2007/10/02)

Synthetic routes to fifteen lipophilic crown ether phosphonic acid monoethyl esters and nine lipophilic crown ether phosphonic acids are described.For both classes of crown ethers which have pendant, proton-ionizable groups, the crown ether ring sizes are

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