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1146973-47-8

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1146973-47-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1146973-47-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,6,9,7 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1146973-47:
(9*1)+(8*1)+(7*4)+(6*6)+(5*9)+(4*7)+(3*3)+(2*4)+(1*7)=178
178 % 10 = 8
So 1146973-47-8 is a valid CAS Registry Number.

1146973-47-8Downstream Products

1146973-47-8Relevant articles and documents

Synthesis of 1,3-Disubstituted Imidazo[1,5-a]pyridines from Amino Acids via Catalytic Decarboxylative Intramolecular Cyclization

Wang, Huiqiao,Xu, Wentao,Xin, Lilan,Liu, Wenmin,Wang, Zhiqiang,Xu, Kun

, p. 3681 - 3687 (2016)

A copper/iodine cocatalyzed decarboxylative cyclization of α-amino acids is described. Starting from the readily available amino acids and either 2-benzoylpyridines or 2-benzoylquinolines, 1,3-disubstituted imidazo[1,5-a]pyridines and 1,3-disubstituted im

Copper-catalyzed oxidative amination of sp3 C-h bonds under air: Synthesis of 1,3-diarylated imidazo[1,5-a ]pyridines

Wang, Huiqiao,Xu, Wentao,Wang, Zhiqiang,Yu, Lintao,Xu, Kun

, p. 2431 - 2435 (2015/04/14)

A copper(II)-catalyzed tandem reaction between pyridine ketone and benzylamine was developed by using clean O2 as an oxidant. This transformation proceeded via an efficient condensation-amination-oxidative dehydrogenation process, affording 1,3-diarylated imidazo[1,5-a]pyridines in excellent yields.

Synthesis of fluorescent 1,3-diarylated imidazo[1,5-α]pyridines: Oxidative condensation-cyclization of aryl-2-pyridylmethylamines and aldehydes with elemental sulfur as an oxidant

Shibahara, Fumitoshi,Sugiura, Rie,Yamaguchi, Eiji,Kitagawa, Asumi,Murai, Toshiaki

experimental part, p. 3566 - 3568 (2009/09/05)

Oxidative condensation - cyclization of aldehydes and aryl-2- pyridylmethylamines proceeded in the presence of a stoichiometric amount of elemental sulfur as an oxidant in the absence of catalyst. The reaction gave a variety of 1,3-diarylated imidazo[l,5-a]pyridines in good to high yields. The products showed fluorescence emission in a wavelength range of 454-524 nm. The quantum yields of 1,3-diarylated imidazopyridines were greatly improved compared to those of the parent 3-monosubstituted compounds.

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