Category: 51762-67-5

Researchers who often do experiments know that organic synthesis is a process of preparing more complex target molecules from simple raw materials through one or more chemical reactions. Generally, it requires fewer steps, and cheap raw materials. 51762-67-5, name is 3-Nitrophthalonitrile, A new synthetic method of this compound is introduced below., category: nitriles-buliding-blocks

The phthalonitrile compund ( 5) was synthesized by the reaction between 5-Methyl-1,3,4-thiadiazole-2-thiol (1) and 3-nitrophthalonitrile (3) in dry DMF in the presence of K2CO3 according to literature [25].

The basis of chemical reaction formula synthesis, the synthesis route is composed of some specific reactions and combined according to certain logical thinking. We look forward to the emergence of more reaction modes in the future.

Reference:
Article; Demirba?, Uemit; Pi?kin, Mehmet; Bayrak, R?za; Durmu?, Mahmut; Kantekin; Journal of Molecular Structure; vol. 1197; (2019); p. 594 – 602;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

In the chemical reaction process, reaction time, type of solvent, can easily affect the result of the reaction, thereby determining the yield and properties of the reaction product. An updated downstream synthesis route of 51762-67-5 as follows. Recommanded Product: 51762-67-5

3-nitrophthalonitrile (0.500 g, 2.888 mmol) was dissolved in anhydrous dimethylformamide (75 mL) under Ar and hydroxymethyl-EDOT (0.500 g, 2.903 mmol) was added. After stirring for 10 min, finely ground anhydrous K2CO3 (1.200 g, 8.682 mmol) was added in portions over 2 h with efficient stirring. The reaction mixture was stirred at room temperature for 120 h under Ar. Then the solution was poured into ice-water. The resulting white solid was collected by filtration and washed first with water and then with hexane. Yield 0.493 g (57%). Mp: 192 C. FT-IR: numax, cm-1 3116.56 (CH, aromatic), 2963.20 (CH, aliphatic), 2230.15 (C?N). 1H NMR (400 MHz, DMSO-d6, 298 K): delta, ppm 7.88-7.69 (3H, benzene -CH), 6.64 (2H, thiophene -CH), 4.63-4.13 (5H, -CH and -CH2). 13C NMR (400 MHz, CDCl3, 298 K): delta, ppm 160.38, 141.00, 140.83, 135.87, 126.21, 118.72, 115.71, 115.35, 113.48, 103.10, 100.16, 71.49, 68.00, 64.77. GC-MS: m/z 298 [M]+. C15H10N2O3S (298.04): calcd. C 60.39, H 3.38, N 9.39; found C 60.37, H 3.37, N 9.40.

According to the analysis of related databases, 51762-67-5, the application of this compound in the production field has become more and more popular.

Reference:
Article; Karada?, Sebahattin; Bozo?lu, Ceyda; Kasim ?ener; Koca, Atif; Dyes and Pigments; vol. 100; 1; (2014); p. 168 – 176;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

Adding a certain compound to certain chemical reactions, such as: 51762-67-5, name is 3-Nitrophthalonitrile, belongs to nitriles-buliding-blocks compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 51762-67-5, Application In Synthesis of 3-Nitrophthalonitrile

General procedure: 2.60g (15.00mmol) 3-nitrophthalonitrile or 4-nitrophthalonitrile and 2.39g (15.50mmol) 2,6-dimethoxyphenol were dissolved in 30mL anhydrous dimethylsulfoxide (DMSO). After stirring for 15min, finely ground 5.39g (39mmol) anhydrous K2CO3 was added to this solution. The reaction mixture was stirred at 25C for 72h under nitrogen atmosphere. Then the mixture was poured into ice-water. The precipitated white product was filtered off, washed with water, and then dried in vacuum at 50C. The crude product was purified by column chromatography using silica gel eluting with chloroform (CHCl3).

In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles, 3-Nitrophthalonitrile, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Pi?kin, Mehmet; Polyhedron; vol. 104; (2016); p. 17 – 24;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

Electric Literature of 51762-67-5, As we all know, there are many different methods for the synthesis of a compound, and people can choose the synthesis method that suits their own laboratory according to the actual situation. 51762-67-5 name is 3-Nitrophthalonitrile, This compound is widely used in many fields, so it is necessary to find a new synthetic route. The downstream synthesis method of this compound is introduced below.

The compounds 4-hydroxy-3-methoxybenzoic acid (0.97g, 5.78mmol) and 3-nitrophthalonitrile (1.0g, 5.78mmol) were dissolved in dry DMF (30ml) and anhydrous K2CO3 (1.59g, 11.56mmol) was added in portions over 2h. After stirring for 4 days at 50-60C, the reaction mixture was treated with diluted HCl under ice cooling. The pure precipitate that formed was filtered, washed with water to neutralize and dried. Yield: 1.15g (68%). M.p. 238-240C. Anal. Calc. for C16H10N2O4: C, 65.31; H, 3.43; N, 9.52; O, 21.75. Found: C, 65.20; H, 9.19; N, 3.23; O, 21.58%. FT-IR (KBr), numax/(cm-1): 3084 (Ar-CH), 2921-2851 (aliphatic CH), 2231 (C?N), 1675 (C=O), 1574-1458 (C=C), 1277 (Ar-O-Ar), 1247, 1182, 983, 756, 650, 509, 456. 1H NMR (d-DMSO 500MHz, delta ppm): 7.81 (dd, 1H, Ar-H), 7.76 (t, 1H, Ar-H), 7.49 (dd, 1H, Ar-H), 7.12 (dd, 1H, Ar-H), 7.64 (dd, 1H, Ar-H), 7.69 (s, 1H, Ar-H), 3.79 (s, 3H, OCH3). UV-Vis lambdamax (nm) (log epsilon) in DMSO: 297 (4.35).

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 3-Nitrophthalonitrile, and friends who are interested can also refer to it.

Reference:
Article; Oezguel, Gamze; Ta?temel, Ay?eguel; Oezkaya, Ali Riza; Bulut, Mustafa; Polyhedron; vol. 85; (2015); p. 181 – 189;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

Reference of 51762-67-5,Some common heterocyclic compound, 51762-67-5, name is 3-Nitrophthalonitrile, molecular formula is C8H3N3O2, 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.

General procedure: A mixture of 3-nitrophthalonitrile (1.72 g, 0.01 mol), methyl hydroxybenzoate (0.01 mol), and potassium carbonate (13.90 g, 0.1 mol) in DMF (80 mL) was heated at 80 C overnight. Then the reaction mixture was poured into ice water. After filtration, the solid product was purified by silica-gel chromatography using CH2Cl2 as eluent to give a white solid product.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 3-Nitrophthalonitrile, its application will become more common.

Reference:
Article; Bai, Ming; Zhang, Yan; Song, Rui; Han, Senjian; Wan, Peihong; Zhang, Chongxi; Dyes and Pigments; vol. 97; 3; (2013); p. 469 – 474;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

51762-67-5, name is 3-Nitrophthalonitrile, belongs to nitriles-buliding-blocks compound, is considered to be a conventional heterocyclic compound, which is widely used in drug synthesis. The chemical synthesis route is as follows. Recommanded Product: 3-Nitrophthalonitrile

3-nitrophthalicnitrile (20 mmol) and dipotassium 2-naphthol-6,8-disulfonate (20-70 mmol, preferably 60 mmol) as reactants, dimethyl sulfoxide (40-200 mL) , preferably 140 mL) is a solvent, and the reaction is stirred at room temperature ~ 60C (preferably 60C) for 24 to 72 hours in the presence of potassium carbonate (30 to 90 mmol, preferably 80 mmol) and nitrogen, monitored by thin layer chromatography. The insoluble potassium carbonate was removed from the reaction mixture by filtration, and the filtrate was added with 30 mL of ice-cold chloroform to precipitate a yellow-white precipitate that was filtered, washed with ethanol and acetone until the solution was colorless.Vacuum dried at 50CdryGet 3-(6,8-disulfo-2-naphthyloxy)phthalimide dipotassium saltThe yield is 93%.

The synthetic route of 51762-67-5 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Fuzhou University; Huang Jiandong; Peng Xiaohui; Zheng Bingde; (25 pag.)CN107915740; (2018); A;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

Adding a certain compound to certain chemical reactions, such as: 51762-67-5, name is 3-Nitrophthalonitrile, belongs to nitriles-buliding-blocks compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 51762-67-5, Safety of 3-Nitrophthalonitrile

3-Hydroxypthalonitrile was synthesized according to the literature method [22]. To a 50 mL round-bottom flask were added 3-nitropthalonitrile (2.0 g, 11.6 mmol), K2CO3 (1.8 g, 12.7 mmol) and NaNO2 (0.8g, 11.6 mmol) in DMSO (30 mL), and the reaction mixture was stirred under reflux for 30 min. After cooling to room temperature, the reaction mixture was diluted with water (90 mL) and subsequently acidified with 2M HCl to pH=3 to produce a precipitate. Then, the solid was collected by filtration and washed successively with water and methanol. The pure product was obtained by recrystallization in acetic acid as a brown crystal (0.8 g, 48%). Mp: 263-265C.

If you are interested in these compounds, you can also browse my other articles.Thank you for taking the time to read this article. I hope you enjoyed it.

Reference:
Article; Chen, Wenqiang; Chen, Song; Zhou, Bingjiang; Wang, Hongbo; Song, Xiangzhi; Zhang, Hongyan; Dyes and Pigments; vol. 113; (2015); p. 596 – 601;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

These common heterocyclic compound, 51762-67-5, name is 3-Nitrophthalonitrile, 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. Safety of 3-Nitrophthalonitrile

Taking 3-nitrophthalonitrile (5mmo) and l2-naphthoic acid-6,8-dipotassium dipotassium (5~7.5mmo, preferably 5mmo) as the reactant, dimethyl sulfoxide ( 10 to 25 mL, preferably 10 m) L is a solvent,In the presence of potassium carbonate (7.5~15mm, o excellent l selected lOmm, divided into three l), and under nitrogen protection, stir the reaction at room temperature ~ 45 C (preferably 45 C) for 48 to 96 hours, through thin layer chromatography monitor,The reaction was terminated when the 3-nitrophthalic acid was substantially consumed. The reaction mixture was filtered through a microporous organic membrane, and the filtrate was collected. The filtrate was added to 100 ml of ice chloroform, stirred, and a large amount of milky white precipitate was precipitated, allowed to stand, and suction filtered. The filter cake was washed thoroughly with ethanol and acetone to collect a solid, 60. C was vacuum dried to give 2.35 g of product as a creamy white powder, yield 92.9%.

The synthetic route of 3-Nitrophthalonitrile has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Fuzhou University; Huang Jiandong; Li Xingshu; (14 pag.)CN109456334; (2019); A;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

Application of 51762-67-5, A common heterocyclic compound, 51762-67-5, name is 3-Nitrophthalonitrile, molecular formula is C8H3N3O2, 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.

3-nitrophthalonitrile (0.99 g, 5.90 mmol) was dissolved in 15.0 ml DMF under argon atmosphere and 3,4-dimethoxythiophenol (1.00 g, 5.90 mmol) was added at room temperature. After stirring for 30 min at room temperature, finely ground anhydrous potassium carbonate (3.94 g, 28.4 mmol) was added portion wise for over 1 h and the reaction mixture was stirred at room temperature for 24 h. Then the mixture was poured into 100.0 ml ice water, and the precipitate was filtered off, washed with water and methanol, and then dried. The crude product was recrystallized from ethanol. Finally the pure product was dried in vacuum. Yield: 3.12 g (90%). FT-IR (cm-1) (KBr): 3070, 3004 (Ar-CH), 2960, 2934, 2840 (CH), 2230 (C?N), 1583, 1567, 1505 (C=C), 1461, 1439, 1417, 1401, 1328, 1259 (C-O-C), 765 (C-S-C). 1H NMR (CDCl3): delta = 7.65-7.06 (6H, m, Ar-H), 3.92 (3H, s, C-H), 3.82 (3H, s, C-H). Calcd for C16H12N2O2S: C, 64.90; H, 4.10; N, 9.45; S, 10.80; Found: C, 64.85; H, 4.14; N, 9.52; S, 10.85. MS (GC-MS) m/z: Calc.: 296.35, Found: 296 [M]+.

The basis of chemical reaction formula synthesis, the synthesis route is composed of some specific reactions and combined according to certain logical thinking. We look forward to the emergence of more reaction modes in the future.

Reference:
Article; Arican, Duygu; Arici, Muersel; Ugur, Ahmet Luetfi; Erdo?mu?, Ali; Koca, Atif; Electrochimica Acta; vol. 106; (2013); p. 541 – 555;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

Researchers who often do experiments know that organic synthesis is a process of preparing more complex target molecules from simple raw materials through one or more chemical reactions. Generally, it requires fewer steps, and cheap raw materials. 51762-67-5, name is 3-Nitrophthalonitrile, A new synthetic method of this compound is introduced below., Safety of 3-Nitrophthalonitrile

The K2CO3 (18.24 g) and NaNCh (8.27 g) were added to a stirring solution of 3-nitrophthalonitrile (1, 20.8 g, 120 mmol) in DMSO (90 mL) at ambient temperature. The resulting suspension was gently refluxed (oil bath) for 1.5 h. After the resulting hot black reaction mixture was poured into cold water (750 mL), pH was adjusted to 3 with concentrated HC1 (~25 mL) to give an orange suspension, which was kept in freezer for 30 min. The precipitate was collected by vacuum filtration, raised with H20/EtOH and kept under vacuum for overnight to give crude 3-hydroxylphthalonitrile. The product was used for next step without further purification.

The synthetic route of 51762-67-5 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; CITY OF HOPE; KORTYLEWSKI, Marcin; SWIDERSKI, Piotr, Marek; ROSEN, Steven; (218 pag.)WO2019/241766; (2019); A1;,
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts