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34235-59-1

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34235-59-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 34235-59-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,2,3 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 34235-59:
(7*3)+(6*4)+(5*2)+(4*3)+(3*5)+(2*5)+(1*9)=101
101 % 10 = 1
So 34235-59-1 is a valid CAS Registry Number.

34235-59-1Relevant articles and documents

Functionalization of 1-amino-1-arylmethyl phosphonic acid diethyl esters at the nh group

Failla, Salvatore,Finocchiaro, Paolo,Rosa, Giorgio La

, p. 225 - 230 (2007/10/03)

Functionalization at the NH group (s) of 1-amino-1-arylmethyl phosphonic acid diethyl esters with monoisocyanates was performed in order to produce alkyl ureas bearing the phosphonate group. The condensation reaction is easily performed in dry toluene at

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