Application of 1186194-46-6

The synthetic route of 1186194-46-6 has been constantly updated, and we look forward to future research findings.

Synthetic Route of 1186194-46-6 , The common heterocyclic compound, 1186194-46-6, name is 5-Bromo-6-methoxynicotinic acid, molecular formula is C7H6BrNO3, its traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc., below Introduce a new synthetic route.

(5-bromopyridin-2-yl) ((2S) -2- (4-chlorophenyl) piperazin- 1 – yl) methanone hydrochloride(200 mg),5-Bromo-6-methoxynicotinic acid (130 mg),HATU (250 mg),Triethylamine (0.15 ml) and DMF (3 ml)Was stirred at room temperature for 2 hours.The mixture was extracted with ethyl acetate and water. The obtained organic layer was washed with saturated brine, dried over magnesium sulfate and concentrated under reduced pressure. The obtained residue was purified by silica gel column chromatography (hexane / ethyl acetate) and silica gel column chromatography (NH, hexane / ethyl acetate) to give the title compound (223 mg).

The synthetic route of 1186194-46-6 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; TAKEDA PHARMACEUTICAL COMPANY LIMITED; MIZOJIRI, RYO; CARY, DOUGLAS ROBERT; HIRAYAMA, TAKAHARU; ITO, MASAHIRO; TANAKA, TOSHIO; IMAEDA, YASUHIRO; SASAKI, SHIGEKAZU; TAKAMI, KAZUAKI; FUKUDA, KOICHIRO; KAMAURA, MASAHIRO; MORISHITA, NAO; (133 pag.)JP2017/222626; (2017); A;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Application of 1186194-46-6

The synthetic route of 1186194-46-6 has been constantly updated, and we look forward to future research findings.

Synthetic Route of 1186194-46-6 , The common heterocyclic compound, 1186194-46-6, name is 5-Bromo-6-methoxynicotinic acid, molecular formula is C7H6BrNO3, its traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc., below Introduce a new synthetic route.

(5-bromopyridin-2-yl) ((2S) -2- (4-chlorophenyl) piperazin- 1 – yl) methanone hydrochloride(200 mg),5-Bromo-6-methoxynicotinic acid (130 mg),HATU (250 mg),Triethylamine (0.15 ml) and DMF (3 ml)Was stirred at room temperature for 2 hours.The mixture was extracted with ethyl acetate and water. The obtained organic layer was washed with saturated brine, dried over magnesium sulfate and concentrated under reduced pressure. The obtained residue was purified by silica gel column chromatography (hexane / ethyl acetate) and silica gel column chromatography (NH, hexane / ethyl acetate) to give the title compound (223 mg).

The synthetic route of 1186194-46-6 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; TAKEDA PHARMACEUTICAL COMPANY LIMITED; MIZOJIRI, RYO; CARY, DOUGLAS ROBERT; HIRAYAMA, TAKAHARU; ITO, MASAHIRO; TANAKA, TOSHIO; IMAEDA, YASUHIRO; SASAKI, SHIGEKAZU; TAKAMI, KAZUAKI; FUKUDA, KOICHIRO; KAMAURA, MASAHIRO; MORISHITA, NAO; (133 pag.)JP2017/222626; (2017); A;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

The origin of a common compound about 1186194-46-6

According to the analysis of related databases, 1186194-46-6, the application of this compound in the production field has become more and more popular.

Synthetic Route of 1186194-46-6, 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 1186194-46-6, name is 5-Bromo-6-methoxynicotinic acid. This compound has unique chemical properties. The synthetic route is as follows.

Step 2: 1 -{[5-Bromo-6-methoxy-pyridine-3-carbonyl]-amino}-cycloheptanecarboxylic acid methyl esterThe compound of step 1 (1 .85 g, 7.97 mmol) was dissolved in thionyl chloride (6 ml) and stirred for 30 min at 60 C. The volatiles were evaporated in vacuo, the residue was dissolved in DCM and added to a stirred mixture of 1 -amino- cycloheptanecarboxylic acid methyl ester hydrochloride, EA and saturated sodium hydrogencarbonate solution with ice cooling. The mixture was stirred at room temperature overnight, the phases were separated and the aqueous phase was extracted with EA. The combined organic phases were dried over sodium sulfate and evaporated to dryness to yield the title compound (2.80 g).1H-NMR: delta = 8.62 (d, 1 H); 8.52 (s, 1 H); 8.48 (d, 1 H); 3.99 (s, 3H); 3.57 (s, 3H); 2.15- 2.01 (m, 4H); 1 .65-1 .43 (m, 8H)

According to the analysis of related databases, 1186194-46-6, the application of this compound in the production field has become more and more popular.

Reference:
Patent; SANOFI-AVENTIS; PERNERSTORFER, Josef; KLEEMANN, Heinz-Werner; SCHAEFER, Matthias; SAFAROVA, Alena; PATEK, Marcel; WO2011/53948; (2011); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem