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5260-41-3

Basic Information
CAS No.: 5260-41-3
Name: 4(3H)-Quinazolinone, 2-ethyl-3-phenyl-
Article Data: 17
Cas Database
Molecular Structure:
Molecular Structure of 5260-41-3 (4(3H)-Quinazolinone, 2-ethyl-3-phenyl-)
Formula: C16H14N2O
Molecular Weight: 250.3
Synonyms: N/A
EINECS: N/A
Density: N/A
Melting Point: N/A
Boiling Point: N/A
Flash Point: N/A
Solubility: N/A
Appearance: N/A
Hazard Symbols: N/A
Risk Codes: N/A
Safety:
Transport Information: N/A
PSA: 34.89000
LogP: 2.94810
Synthetic route
4424-17-3

2-aminobenzanilide

115-80-0

Triethyl orthopropionate

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
With acetic acid In ethanol at 110℃; for 24h; Inert atmosphere; Sealed tube;92%
925-90-6

ethylmagnesium bromide

622403-42-3

1-phenyl-3-(2-ethoxycarbonylphenyl) carbodiimide

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
In tetrahydrofuran at -78 - 20℃; for 3h;69%

3-(2,6-dibromophenyl)-2-ethylquinazolin-4(3H)-one

A

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

(P)-3-(2-bromophenyl)-2-ethylquinazolin-4(3H)-one

3-(2-bromophenyl)-2-ethylquinazolin-4(3H)-one

Conditions
ConditionsYield
With sodium tetrahydroborate; (R)-DTBM-SEGPHOS; palladium diacetate In N,N-dimethyl-formamide at 0℃; for 21h; Inert atmosphere; enantioselective reaction;A 45%
B 35%
C n/a
2916-09-8

2-ethyl-benzo[d][1,3]oxazin-4-one

62-53-3

aniline

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
With trichlorophosphate In dichloromethane for 4h; Heating;42%
25628-85-7

N-propionyl-anthranilic acid anilide

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
at 250℃;
549500-24-5

N-(2-benzoylphenyl)propionamide

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
With sodium azide; chloroform; sulfuric acid
62-53-3

aniline

19165-26-5

2-(propionylamino)benzoic acid

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
With phosphorus trichloride
With phosphorus trichloride In toluene
With phosphorus trichloride In toluene at 110℃;
118-92-3

anthranilic acid

1-chloro-4-methyl-thioxanthone

1-chloro-4-methyl-thioxanthone

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 82 percent / 4 h / Heating
2: 42 percent / phosphorus oxychloride / CH2Cl2 / 4 h / Heating
View Scheme
118-92-3

anthranilic acid

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 76 percent / dimethylformamide
2: PCl3 / toluene
View Scheme
Multi-step reaction with 2 steps
1: N,N-dimethyl-formamide / 2 h / 0 °C
2: phosphorus trichloride / toluene / 110 °C
View Scheme

C16H18N2

5260-41-3

2-ethyl-3-phenyl-3H-quinazolin-4-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium iodide / ethanol; water / 6 h / 20 °C
2: piperidine / 20 - 50 °C
View Scheme
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