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3-Morpholin-4-ylbenzonitrile

CAS No.
204078-31-9
Chemical Name:
3-Morpholin-4-ylbenzonitrile
Synonyms
3-morpholinobenzonitrile;4-(3-Cyanophenyl)morpholine;3-Morpholin-4-ylbenzonitrile;3-(4-Morpholinyl)Benzonitrile;Benzonitrile, 3-(4-morpholinyl)-;3-(Morpholin-4-yl)benzonitrile97%
CBNumber:
CB1709896
Molecular Formula:
C11H12N2O
Molecular Weight:
188.23
MDL Number:
MFCD07368523
MOL File:
204078-31-9.mol
MSDS File:
SDS
Last updated:2026-09-12 18:49:21

3-Morpholin-4-ylbenzonitrile Properties

Melting point 240 °C
Boiling point 352.6±37.0 °C(Predicted)
Density 1.17±0.1 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
form Solid
pka 3.15±0.40(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338
Hazard Note  Harmful
HS Code  2934999090
NFPA 704
0
2 0

3-Morpholin-4-ylbenzonitrile price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Activate Scientific AS49391 3-Morpholinobenzonitrile 97% 204078-31-9 1g $42 2026-06-04 Buy
Activate Scientific AS49391 3-Morpholinobenzonitrile 97% 204078-31-9 5g $137 2026-06-04 Buy
Activate Scientific AS49391 3-Morpholinobenzonitrile 97% 204078-31-9 25g $430 2026-06-04 Buy
Apolloscientific OR4431 3-(Morpholin-4-yl)benzonitrile 97% 204078-31-9 1g $22 2026-06-04 Buy
Matrix Scientific 084770 3-Morpholin-4-ylbenzonitrile 204078-31-9 1.00g $157 2026-05-18 Buy
Product number Packaging Price Buy
AS49391 1g $42 Buy
AS49391 5g $137 Buy
AS49391 25g $430 Buy
OR4431 1g $22 Buy
084770 1.00g $157 Buy

3-Morpholin-4-ylbenzonitrile Chemical Properties, Uses, Production

Synthesis

Morpholine

110-91-8

3-Cyanophenol

873-62-1

3-MORPHOLIN-4-YLBENZONITRILE

204078-31-9

The general procedure for the synthesis of 3-morpholino benzonitrile from 3-hydroxybenzonitrile and morpholine is as follows: 1. 3-hydroxybenzonitrile (1.77 g, 14.9 mmol) and triethylamine (6.30 ml, 45.2 mmol) were dissolved in dichloromethane (75 ml) under argon protection, cooled to -10 °C and stirred. 2. A solution of trifluoroacetic anhydride (3.79 ml, 22.5 mmol) dissolved in dichloromethane (15 ml) was added slowly and dropwise, and the reaction mixture was continued to be stirred at -10 °C for 1.5 hours. 3. After completion of the reaction, the solvent was removed by distillation under reduced pressure. To the concentrated residue, aqueous sodium bicarbonate solution was added and extracted with dichloromethane. 4. The organic layer was washed with saturated brine and dried with anhydrous sodium sulfate. The filtrate was concentrated by filtration to remove the desiccant. 5. The concentrated residue was purified using silica gel column chromatography (eluent: chloroform/methanol=100:1) to obtain an oily intermediate. 6. The above oily intermediate was dissolved in acetonitrile (40 ml), morpholine (33.0 ml, 378 mmol) was added and stirred at reflux for 3 days. 7. After completion of the reaction, the solvent and unreacted morpholine were removed by distillation under reduced pressure. Water was added to the concentrated residue and extracted with chloroform. 8. The organic layer was dried with anhydrous sodium sulfate, filtered and the filtrate was concentrated. 9. Finally, the concentrated residue was purified using silica gel column chromatography (eluent: chloroform/hexane=1:2) to afford the target product 3-morpholino benzonitrile as an oil (0.74 g, 26% yield). The product was characterized by 1H-NMR (CDCl3): δ (ppm) 3.15-3.19 (4H, m), 3.83-3.88 (4H, m), 7.09-7.18 (3H, m), 7.34 (1H, dd, J=7.6Hz, 7.6Hz).

References

[1] Patent: US2002/193389, 2002, A1
[2] Patent: US6127541, 2000, A

110-91-8
6952-59-6
204078-31-9
Synthesis of 3-Morpholin-4-ylbenzonitrile from Morpholine and 3-Bromobenzonitrile

3-Morpholin-4-ylbenzonitrile Preparation Products And Raw materials

Global Suppliers ( 54)
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4-(3-Cyanophenyl)morpholine 3-(4-Morpholinyl)Benzonitrile 3-morpholinobenzonitrile 3-(Morpholin-4-yl)benzonitrile97% Benzonitrile, 3-(4-morpholinyl)- 3-Morpholin-4-ylbenzonitrile 204078-31-9 pharmacetical