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944727-85-9

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944727-85-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 944727-85-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,4,7,2 and 7 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 944727-85:
(8*9)+(7*4)+(6*4)+(5*7)+(4*2)+(3*7)+(2*8)+(1*5)=209
209 % 10 = 9
So 944727-85-9 is a valid CAS Registry Number.

944727-85-9Downstream Products

944727-85-9Relevant articles and documents

Direct alkylation of N-alkyl-N'-phenyl-p-phenylenediamine

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Page/Page column 4, (2008/06/13)

A single-step process is disclosed for the ring alkylation of at least one N-alkyl-N′-phenyl-phenylenediamine with at least one olefin wherein the process comprises heating a mixture of the N-alkyl-N′-phenyl-phenylenediamine(s) and olefin(s) in the presence of a catalytic amount of at least one alkyl aluminum halide at a temperature of from about 50 to about 350° C. in a sealed vessel for from about one to about 30 hours.

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