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N-methyl-N'-(phenylmethylene)acetohydrazide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21075-81-0

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21075-81-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21075-81-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,0,7 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 21075-81:
(7*2)+(6*1)+(5*0)+(4*7)+(3*5)+(2*8)+(1*1)=80
80 % 10 = 0
So 21075-81-0 is a valid CAS Registry Number.

21075-81-0Relevant academic research and scientific papers

Regiospecific syntheses of the monomethylated 3-phenyldihydro-1,2,4-triazin-6(1H)-ones

Collins, David J.,Hughes, Timothy C.,Johnson, Wynona M.

, p. 463 - 468 (2007/10/03)

Unambiguous syntheses of four unreported monomethylated derivatives of 3-phenyldiliydro-1,2,4-triazin-6(1H)-ones, namely, the 1-methyl (2), 2-methyl (3), 4-methyl (4) and the imidic O-methyl derivative (5), are described. Regioselectivity was achieved for

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