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1421839-85-1

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1421839-85-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421839-85-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,8,3 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1421839-85:
(9*1)+(8*4)+(7*2)+(6*1)+(5*8)+(4*3)+(3*9)+(2*8)+(1*5)=161
161 % 10 = 1
So 1421839-85-1 is a valid CAS Registry Number.

1421839-85-1Downstream Products

1421839-85-1Relevant academic research and scientific papers

Condensation reactions of 2-aminobenzohydrazide with various carbonyl compounds

El-Shaieb, Kamal M.,Ameen, Mohamed A.,Abdel-Latif, Fathy F.,Mohamed, Asmaa H.

, p. 1144 - 1150 (2012)

Technical iodine was found to catalyze the condensation between 2-aminobenzohydrazide (1) and some aldehydes and ketones in absolute ethanol under mild conditions to afford hydrazone and quinazoline derivatives, respectively. Condensation of 1 with tereph

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