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Triphenyl-hydrazine, also known as 1,2-diphenylhydrazine, is an organic compound with the chemical formula C18H16N2. It is a derivative of hydrazine, where two phenyl groups are attached to the nitrogen atoms. This white crystalline solid is used as a reagent in organic synthesis, particularly in the preparation of various heterocyclic compounds and as a reducing agent. Triphenyl-hydrazine is also employed in the detection of aldehydes and ketones, as it forms colored complexes with these compounds. It is important to note that triphenyl-hydrazine is toxic and should be handled with care due to its potential health risks.

39821-53-9

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39821-53-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 39821-53-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,8,2 and 1 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 39821-53:
(7*3)+(6*9)+(5*8)+(4*2)+(3*1)+(2*5)+(1*3)=139
139 % 10 = 9
So 39821-53-9 is a valid CAS Registry Number.

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