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4099-50-7

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4099-50-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4099-50-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,9 and 9 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 4099-50:
(6*4)+(5*0)+(4*9)+(3*9)+(2*5)+(1*0)=97
97 % 10 = 7
So 4099-50-7 is a valid CAS Registry Number.

4099-50-7Relevant articles and documents

An efficient method for the synthesis of α-arylated nitroalkanes and α-arylated hydroximoyl chlorides mediated by AlCl3

Tu, Zhijay,Rama Raju,Liou, Tzuo-Rung,Kavala, Veerababurao,Kuo, Chun-Wei,Jang, Yaochung,Shih, Yu-Hsuan,Wang, Chun-Chao,Yao, Ching-Fa

experimental part, p. 2436 - 2442 (2009/07/25)

Friedel-Crafts alkylation of various arenes/heteroarenes to β-nitrostyrenes mediated by aluminum chloride is described. The interesting feature of this methodology pertain the formation of different products by tuning the reaction temperature. α-Arylated

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