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1515876-44-4

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1515876-44-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1515876-44-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,1,5,8,7 and 6 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1515876-44:
(9*1)+(8*5)+(7*1)+(6*5)+(5*8)+(4*7)+(3*6)+(2*4)+(1*4)=184
184 % 10 = 4
So 1515876-44-4 is a valid CAS Registry Number.

1515876-44-4Downstream Products

1515876-44-4Relevant articles and documents

Synthesis of nitrogen heterocycles underlain by application of 3-(4-acetyl[phenyl)-2h-coumarin

Skripskaya,Feilo,Neshchadin,Elenich,Lytvyn,Obushak,Yagodinets

, p. 1655 - 1660 (2014/02/14)

3-(4-Acetylphenyl)-2H-chromen-2-one was obtained from 4- acetylphenyldiazonium chloride in the conditions of Meerwein reaction. Reactions of 3-[4-(2-bromoacetyl)phenyl]-2H-chromen-2-one with pyridine, 4-methylpyridine, quinoline, benzo[f]quinoline, and triphenylphosphine afforded quaternary salts, and with thioacetamide, thiourea, 2-aminopyridine, 2-aminopyrimidine, and 6-aminopurine provided the corresponding derivatives of thiazole, imidazo[1,2-a]pyridine, imidazo[1,2-a]pyrimidine, imidazo[2,1-i] purine. In the reaction of the same bromo derivative with thiosemicarbazide and aromatic aldehydes a thiazole ring is built and the corresponding hydrazones are formed. Pleiades Publishing, Ltd., 2013.

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