The origin of a common compound about 6-Chloro-5-nitronicotinic acid

According to the analysis of related databases, 7477-10-3, the application of this compound in the production field has become more and more popular.

Synthetic Route of 7477-10-3, The major producers of chemicals have been the Europe, Japan and China. Due to the growing call for a cleaner, greener environment, people will have to find innovative ways to maintain their relevance. Here is a compound 7477-10-3, name is 6-Chloro-5-nitronicotinic acid. This compound has unique chemical properties. The synthetic route is as follows.

(Trimethylsi.yl)diazomethane (8.25 mL of a 2.00 M solution in hexanes, 16.5 mmol) was added in three portions to a stirred solution of delta-chloro-S-nitronicotinic acid (1.00 g, 4.95 mmol) in methanol (12.0 mL) and DCM (24.0 mL) at 0 C. The reaction mixture was quenched with TFA and concentrated in vacuo to afford the title compound i-2a . mlz (ES) 217 (MH)+. 1H NMR (500 MHz, CDCl3): delta 9.20 (d, 1H, J= 2.1 Hz), 8.79 ((L IR J= 2.1 Hz), 4.05 (s, 3H).

According to the analysis of related databases, 7477-10-3, the application of this compound in the production field has become more and more popular.

Reference:
Patent; MERCK SHARP & DOHME CORP.; CHU, Lin; OGAWA, Anthony; OK, Hyun, O.; UJJAINWALLA, Feroze; WO2010/51245; (2010); A1;,
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