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83236-50-4

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83236-50-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83236-50-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,2,3 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 83236-50:
(7*8)+(6*3)+(5*2)+(4*3)+(3*6)+(2*5)+(1*0)=124
124 % 10 = 4
So 83236-50-4 is a valid CAS Registry Number.

83236-50-4Downstream Products

83236-50-4Relevant articles and documents

Cross-recyclization of 4-aryl-2,6-diamino-4H-thiopyran-3,5-dicarbonitriles with 1-morpholino-1-cyclopentene: New route to 4-aryl-2-thioxo-2,5,6,7- tetrahydro-1H-[1]pyrindine-3-carbonitriles and their derivatives

Dyachenko,Dyachenko

, p. 280 - 285 (2007/10/03)

Reaction of 4-aryl-2,6-diamino-4H-thiopyran-3,5-dicarbonitriles with 1-morpholino-1-cyclopentene led to the formation of 4-aryl-2-thioxo-2,5,6,7- tetrahydro-1H-[1]pyrindine-3-carbonitriles used in the synthesis of substituted 2-alkylsulfanyl-4-aryl-6,7-di

CYCLIZATION OF NITRILES. X. ENAMINO NITRILES OF THE 1,3-DITHIA-4-CYCLOHEXENE SERIES AND THEIR RECYCLIZATION TO DERIVATIVES OF PYRIDINE AND THIAZOLE

Sharanin, Yu. K.,Shestopalov, A. M.,Promonenkov, V. K.,Rodinovskaya, L. A.

, p. 1402 - 1415 (2007/10/02)

The recyclization of 4-amino-6-aryl-5-cyano-2-cyclopentane(cyclohexane)spiro-1,3-dithia-4-cyclohexenes, obtained from gem-dithiols and arylidenemalononitriles, leads to the formation of 4-aryl-5,6-polymethylene-3-cyano-2-(1H)-pyridinethiones.The latter are used in the synthesis of various 3-aminothienopyridines, 4-aryl-3-amino-5,6,7,8-tetrahydrothienoquinolines, and other heterocyclic compounds condensed with quinoline. 1-Cyano-1-(4-aryl-2-thiazolyl)-2-arylethylenes were obtained by the reaction of the 1,3-dithia-4-cyclohexenes with phenacyl bromides.

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