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1H-[1,2,4]Triazino[6,1-b]quinazoline-4,10-dione, 2,3-dihydro-3-(4-methylphenyl)-2-thioxo- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

140182-22-5

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140182-22-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140182-22-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,1,8 and 2 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 140182-22:
(8*1)+(7*4)+(6*0)+(5*1)+(4*8)+(3*2)+(2*2)+(1*2)=85
85 % 10 = 5
So 140182-22-5 is a valid CAS Registry Number.

140182-22-5Downstream Products

140182-22-5Relevant academic research and scientific papers

An improved synthesis of 3-aryl-1H,3H-triazinoquinazoline-2,4,10-trione and 4,10-dioxo-2-thiones

Reddy, P S N,Reddy, V Gopal

, p. 193 - 194 (2007/10/02)

Refluxing of an equimolar mixture of 3-amino-2-carbethoxyquinazolin-4(3H)-one (1) and aryl iso(thio)-cyanates in acetic acid medium gives 3-aryl-1H,3H-triazino-quinazoline-2,4,10-trione-4,10-dioxo-2-thiones (2) in one-step. 2-Aminocarbonyl-3-aminoquinazolin-4(3H)-one (3) with aryl iso(thio)-cyanates also yields 2 under similar experimental conditions.

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