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1,3-diphenyl-2,4-dioxo-1,2,3,4-tetrahydroquinolin-3-yl thiocyanate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

521980-40-5

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521980-40-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 521980-40-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,2,1,9,8 and 0 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 521980-40:
(8*5)+(7*2)+(6*1)+(5*9)+(4*8)+(3*0)+(2*4)+(1*0)=145
145 % 10 = 5
So 521980-40-5 is a valid CAS Registry Number.

521980-40-5Relevant academic research and scientific papers

Synthesis of 3-thiocyanato-1H,3H-quinoline-2,4-diones

Klasek, Antonin,Polis, Jiri,Mrkvicka, Vladimir,Kosmrlj, Janez

, p. 1315 - 1320 (2002)

4-Hydroxy-1H-quinolin-2-ones (1) react with thiocyanogen in acetic acid to the corresponding 3-thiocyanato-1H,3H-quinoline-2,4-diones (2) in good yields. In some cases, 3-bromo-1H,3H-quinoline-2,4-diones (4) were isolated as minor reaction products. Compo

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