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1384665-24-0

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1384665-24-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1384665-24-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,4,6,6 and 5 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1384665-24:
(9*1)+(8*3)+(7*8)+(6*4)+(5*6)+(4*6)+(3*5)+(2*2)+(1*4)=190
190 % 10 = 0
So 1384665-24-0 is a valid CAS Registry Number.

1384665-24-0Downstream Products

1384665-24-0Relevant articles and documents

Synthesis of novel disubstituted pyrazolo[1,5-a]pyrimidines, imidazo[1,2-a]pyrimidines, and pyrimido[1,2-a]benzimidazolescontaining thioether and aryl moieties

Li, Gang,Zhang, Zun-Ting,Dai, Li-Yan,Du, Yin-Li,Xue, Dong

experimental part, p. 989 - 997 (2012/08/08)

A series of novel 6-[(1,3,4-thiadiazol-2-yl)sulfanyl]-7-phenylpyrazolo[1,5- a]pyrimidines, 5-phenyl-6-[(1,3,4-thiadiazol-2-yl)sulfanyl]imidazo[1,2-a] pyrimidines, and 2-phenyl-3-[(1,3,4-thiadiazol-2-yl)sulfanyl] pyrimido[1,2-a]benzimidazoles have been synthesized in four steps starting with 2-hydroxyacetophenone. The intermediate 3-[(1,3,4-thiadiazol-2-yl)sulfanyl]-4H- 1-benzopyran-4-ones reacted with pyrazol-3-amines, 5-methylpyrazol-3-amine, and 1H-imidazol-2-amine, 1H-benzimidazol-2-amine via a cyclocondensation to give the title compounds in the presence of MeONa as base, respectively. The approach affords the target compounds in acceptable-to-good yields. The new compounds were characterized by their IR, NMR, and HR mass spectra.

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