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Structure of 20356-45-0

Chemical Structure| 20356-45-0

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Product Details of [ 20356-45-0 ]

CAS No. :20356-45-0
Formula : C11H8N2O
M.W : 184.19
SMILES Code : O=C(CC#N)C1=CNC2=C1C=CC=C2
MDL No. :MFCD04610443
InChI Key :KSKBLDDGNWKWKN-UHFFFAOYSA-N
Pubchem ID :2453568

Safety of [ 20356-45-0 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302
Precautionary Statements:P280-P305+P351+P338

Application In Synthesis of [ 20356-45-0 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

  • Downstream synthetic route of [ 20356-45-0 ]

[ 20356-45-0 ] Synthesis Path-Downstream   1~29

  • 1
  • [ 104-87-0 ]
  • [ 873-95-0 ]
  • [ 20356-45-0 ]
  • [ 1315505-99-7 ]
YieldReaction ConditionsOperation in experiment
81% With ammonium acetate; In butan-1-ol; at 120℃; for 12h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 2
  • [ 555-16-8 ]
  • [ 873-95-0 ]
  • [ 20356-45-0 ]
  • [ 1315505-80-6 ]
YieldReaction ConditionsOperation in experiment
80% With ammonium acetate; In butan-1-ol; at 120℃; for 8h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 3
  • [ 100-52-7 ]
  • [ 873-95-0 ]
  • [ 20356-45-0 ]
  • [ 1315505-91-9 ]
YieldReaction ConditionsOperation in experiment
83% With ammonium acetate; In butan-1-ol; at 120℃; for 12h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 4
  • [ 123-11-5 ]
  • [ 873-95-0 ]
  • [ 20356-45-0 ]
  • [ 1315506-02-5 ]
YieldReaction ConditionsOperation in experiment
75% With ammonium acetate; In butan-1-ol; at 120℃; for 12h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 5
  • [ 873-95-0 ]
  • [ 874-42-0 ]
  • [ 20356-45-0 ]
  • [ 1315505-84-0 ]
YieldReaction ConditionsOperation in experiment
93% With ammonium acetate; In butan-1-ol; at 120℃; for 8h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 6
  • [ 873-95-0 ]
  • [ 20356-45-0 ]
  • [ 1122-91-4 ]
  • [ 1315505-75-9 ]
YieldReaction ConditionsOperation in experiment
90% With ammonium acetate; In butan-1-ol; at 120℃; for 8h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 7
  • [ 873-95-0 ]
  • [ 20356-45-0 ]
  • [ 66-99-9 ]
  • [ 1315506-06-9 ]
YieldReaction ConditionsOperation in experiment
66% With ammonium acetate; In butan-1-ol; at 120℃; for 12h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 8
  • [ 873-95-0 ]
  • [ 20356-45-0 ]
  • [ 135-02-4 ]
  • [ 1315505-95-3 ]
YieldReaction ConditionsOperation in experiment
80% With ammonium acetate; In butan-1-ol; at 120℃; for 12h; General procedure: Aldehyde 1 (0.5 mmol), 3-cynaoacetyl indole 2 (0.5 mmol), and 3-amino-2-enone 3 (0.5 mmol) at 120 C was stirred for 8 h or 12 h in 2 mL n-BuOH in the presence of NH4OAc (0.5 mmol). After the completion (monitored by TLC), water (50 mL) was added. The mixture was filtered and the solid product was washed with water (3×5 mL). The crude product was purified by recrystallization from EtOH to give 4.
  • 10
  • [ 10102-94-0 ]
  • [ 20356-45-0 ]
  • [ 1391815-92-1 ]
  • 11
  • [ 39974-94-2 ]
  • [ 20356-45-0 ]
  • [ 1391815-90-9 ]
  • 12
  • [ 20356-45-0 ]
  • [ 60481-51-8 ]
  • 1-(3,4-dimethylphenyl)-3-(1H-indol-3-yl)-1H-pyrazol-5-amine [ No CAS ]
  • 13
  • [ 1121-60-4 ]
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(pyridin-2-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
76% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 14
  • [ 98-01-1 ]
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-5-(furan-2-yl)-7-(1H-indol-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
70% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 15
  • [ 1004-38-2 ]
  • [ 100-52-7 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-phenyl-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
86% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol. 4.2.1. 2,4-Diamino-7-(1H-indol-3-yl)-5-phenyl-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile (4a) White solid; Yield: 86%; [Found: C, 69.7; H, 4.5; N, 25.9. C22H17N7 requires C, 69.6; H, 4.5; N, 25.8%]; mp 294-301 C; IR(KBr, cm-1): 3494, 3427, 3392, 3280, 3120 (NH, NH2), 2192 (C N),1622 (C=N); dH (400 MHz, DMSO-d6) 4.78 (1H, s, H-5), 5.72 (2H, s, 2-NH2), 6.00 (2H, s, 4-NH2), 7.07 (1H, t, J 7.5 Hz, indolyl-H), 7.16 (1H, t, J 7.5 Hz, indolyl-H), 7.24 (1H, t, J 7.2 Hz, Ar-H), 7.34 (2H, t, J 7.5 Hz, Ar-H), 7.41 (2H, d, J 7.1 Hz, Ar-H), 7.43 (1H, d, J 7.6 Hz, indolyl-H), 7.46 (1H, d, J 8.1 Hz, indolyl-H), 7.73 (1H, d, J 2.4 Hz, indolyl-H), 9.32 (1H, s, 8-NH), 11.65 (1H, s, indolyl-NH); dC (100 MHz, DMSO-d6) 38.6, 81.5, 85.6, 107.9, 112.0, 119.7, 119.8, 121.8, 125.1, 126.7, 127.0, 127.5, 128.4, 135.9, 145.1, 145.9, 154.6, 161.7, 161.9; m/z (rel. int. %): 379 (6, M+), 303 (20), 302 (100), 260 (11); HRMS (ESI-QTOF positive ionization): MH+ found 380.1615. C22H17N7 requires 380.1618.
  • 16
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • [ 1122-91-4 ]
  • 2,4-diamino-5-(4-bromophenyl)-7-(1H-indol-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
79% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 17
  • [ 1004-38-2 ]
  • [ 104-88-1 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-5-(4-chlorophenyl)-7-(1H-indol-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
90% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 18
  • [ 1004-38-2 ]
  • [ 459-57-4 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-5-(4-fluorophenyl)-7-(1H-indol-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
78% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 19
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • [ 456-48-4 ]
  • 2,4-diamino-5-(3-fluorophenyl)-7-(1H-indol-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
75% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 20
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • [ 446-52-6 ]
  • 2,4-diamino-5-(2-fluorophenyl)-7-(1H-indol-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
88% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 21
  • [ 455-19-6 ]
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-[4-(trifluoromethyl)phenyl]-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
71% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 22
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • [ 552-89-6 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(2-nitrophenyl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
77% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 23
  • [ 1004-38-2 ]
  • [ 104-87-0 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(4-methylphenyl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
88% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 24
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • [ 139-85-5 ]
  • 2,4-diamino-5-(3,4-dihydroxyphenyl)-7-(1H-indol-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
77% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 25
  • [ 1004-38-2 ]
  • [ 123-11-5 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(4-methoxyphenyl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
78% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 26
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • [ 591-31-1 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(3-methoxyphenyl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
76% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 27
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • [ 135-02-4 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(2-methoxyphenyl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
70% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 28
  • [ 872-85-5 ]
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(pyridin-4-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
78% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
  • 29
  • [ 500-22-1 ]
  • [ 1004-38-2 ]
  • [ 20356-45-0 ]
  • 2,4-diamino-7-(1H-indol-3-yl)-5-(pyridin-3-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
87% With indium(III) chloride; In ethanol; at 120℃; for 0.166667h;Microwave irradiation; General procedure: A mixture of <strong>[1004-38-2]2,4,6-triaminopyrimidine</strong> 1 (1.0 mmol), 3-(2-cyanoacetyl)indole 2 (1.0 mmol), appropriate aromatic aldehyde (1.0 mmol) and indium chloride (0.05 mmol) in ethanol (5.0 mL) were subjected to microwave irradiation for 10 min at 120 C. After completion of the reaction (monitored by TLC using a dichloromethane-ethanol (9:1) mixture as the mobile phase), the reaction mixture was cooled and filtered. The solid product obtained was initially washed with ethanol, and finally recrystallized from ethanol.
 

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