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| CAS No.: | 131-58-8 |
|---|---|
| Name: | 2-Methylbenzophenone |
| Article Data: | 343 |
| Molecular Structure: | |
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| Formula: | C14H12 O |
| Molecular Weight: | 196.249 |
| Synonyms: | Benzophenone,2-methyl- (6CI,7CI,8CI); (2-Methylphenyl)phenylmethanone;(Phenyl)(o-tolyl)methanone; 2-Methylbenzophenone; 2-Methylphenyl phenyl ketone;NSC 67362; Phenyl 2-methylphenyl ketone; Phenyl 2-tolyl ketone; Phenyl o-tolylketone; Phenyl(2-tolyl)methanone; o-Benzoyltoluene; o-Methylbenzophenone;o-Tolyl phenyl ketone |
| EINECS: | 205-032-0 |
| Density: | 1.083 |
| Melting Point: | -18 ºC |
| Boiling Point: | 309-311 ºC |
| Flash Point: | 119°C |
| Solubility: | Insoluble in water. |
| Appearance: | Clear very slight yellow liquid. |
| Hazard Symbols: |
|
| Risk Codes: | 36/37/38 |
| Safety: | S24/25 |
| PSA: | 17.07000 |
| LogP: | 3.22600 |
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| Conditions | Yield |
|---|---|
| With di-tert-butyl peroxide In N,N-dimethyl-formamide at 100℃; for 4.5h; | 99% |
| With cesium hydroxide; air In toluene at 110℃; for 24h; | 97% |
| With pyridinium chlorochromate In dichloromethane at 20℃; for 1h; | 94% |
| Conditions | Yield |
|---|---|
| With bis(tricyclohexylphosphine)nickel(II) dichloride In tetrahydrofuran; 1-methyl-pyrrolidin-2-one at 25 - 100℃; for 20h; Schlenk technique; Inert atmosphere; | 99% |
| Conditions | Yield |
|---|---|
| With oxygen at 110℃; for 8h; Schlenk technique; Green chemistry; | 98% |
| With oxygen at 110℃; for 8h; Sealed tube; | 97.5% |
| With di-tert-butyl peroxide; iron(II) chloride In decane; acetonitrile at 20℃; for 8h; Inert atmosphere; Schlenk technique; | 92% |
| With tert.-butylhydroperoxide; 2.9-dimethyl-1,10-phenanthroline; gold(I) chloride In water; tert-butyl alcohol at 90℃; for 18h; | 89% |
| With 3-chloro-benzenecarboperoxoic acid In dichloromethane at -78 - 20℃; for 2.83333h; Inert atmosphere; | 67% |
| Conditions | Yield |
|---|---|
| Stage #1: o-tolyl magnesium chloride With zinc(II) chloride In 1-methyl-pyrrolidin-2-one; diethyl ether at 60℃; for 0.333333h; Stage #2: benzoyl chloride; ((t-Bu)2POH)2PdCl2 In 1-methyl-pyrrolidin-2-one at 25℃; for 0.5h; Further stages.; | 98% |
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phenylboronic acid
- 131-58-8
2-Methylbenzophenone
| Conditions | Yield |
|---|---|
| With C57H43IP2Pd; potassium carbonate In 1,4-dioxane at 90℃; under 3750.38 Torr; for 12h; carbonylative Suzuki coupling; Autoclave; | 98% |
| With potassium acetate; sodium hydrogencarbonate; iron(II) chloride at 100℃; under 760.051 Torr; for 23h; Suzuki Coupling; Schlenk technique; | 93% |
| With potassium fluoride; potassium phosphate; copper; Trimethylacetic acid at 100℃; under 760.051 Torr; for 24h; Suzuki Coupling; | 93% |
| Conditions | Yield |
|---|---|
| With dipotassium peroxodisulfate; palladium diacetate In water; dimethyl sulfoxide at 20℃; for 3h; | 98% |
| Conditions | Yield |
|---|---|
| With (3-phenylallyl)(chloro)-[1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazol-2-ylidene]palladium(II); potassium carbonate In tetrahydrofuran at 60℃; for 15h; Suzuki-Miyaura Coupling; | 98% |
| With boric acid; palladium diacetate; potassium carbonate; tricyclohexylphosphine tetrafluoroborate In tetrahydrofuran at 65℃; for 15h; Suzuki-Miyaura Coupling; Inert atmosphere; | 84.2% |
| Conditions | Yield |
|---|---|
| With boric acid; palladium diacetate; potassium carbonate; tricyclohexylphosphine tetrafluoroborate In tetrahydrofuran at 65℃; for 15h; Suzuki-Miyaura Coupling; Inert atmosphere; | 98% |
| With [1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene](3-chloropyridyl)palladium(ll) dichloride; potassium carbonate In tetrahydrofuran at 60℃; for 15h; Reagent/catalyst; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; | 97% |
| With (3-phenylallyl)(chloro)-[1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazol-2-ylidene]palladium(II); potassium carbonate In tetrahydrofuran at 60℃; for 15h; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; | 97% |
| With (3-phenylallyl)(chloro)-[1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazol-2-ylidene]palladium(II); potassium carbonate In tetrahydrofuran at 60℃; for 15h; Suzuki-Miyaura Coupling; | 94% |
| With C19H23IN4OPd; potassium carbonate In tetrahydrofuran at 60℃; for 15h; Reagent/catalyst; Schlenk technique; Inert atmosphere; |
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2-Methylphenylboronic acid
- 131-58-8
2-Methylbenzophenone
| Conditions | Yield |
|---|---|
| With (3-phenylallyl)(chloro)-[1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazol-2-ylidene]palladium(II); potassium carbonate In tetrahydrofuran at 60℃; for 15h; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; | 98% |
- 16419-60-6
2-Methylphenylboronic acid
- 131-58-8
2-Methylbenzophenone
| Conditions | Yield |
|---|---|
| With (3-phenylallyl)(chloro)-[1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazol-2-ylidene]palladium(II); potassium carbonate In tetrahydrofuran at 60℃; for 15h; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; | 98% |
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Chemistry
Molecular Structure:
Molecular Formula: C14H12O
Molecular Weight: 196.2445
IUPAC Name: (2-Methylphenyl)-phenylmethanone
Synonyms of Methanone,(2-methylphenyl)phenyl- (CAS NO.131-58-8): AI3-11216 ; EINECS 205-032-0 ; NSC 67362 ; Phenyl o-tolyl ketone ; o-Methylbenzophenone ; 2-Methylbenzophenone ; Benzophenone, 2-methyl- (8CI)
CAS NO: 131-58-8
Classification Code: Aromatic Benzophenones & Derivatives (substituted) ; Benzophenone ; Organic Photoinitiators ; Polymerization Initiators
Melting point: -18 °C
Index of Refraction: 1.576
Molar Refractivity: 60.87 cm3
Molar Volume: 183.8 cm3
Surface Tension: 40.7 dyne/cm
Density: 1.067 g/cm3
Flash Point: 119 °C
Enthalpy of Vaporization: 55.08 kJ/mol
Boiling Point: 310 °C at 760 mmHg
Vapour Pressure: 0.000617 mmHg at 25°C
Uses
Methanone,(2-methylphenyl)phenyl- (CAS NO.131-58-8) is used as the medicine intermediate.
Safety Profile
Hazard Codes of Methanone,(2-methylphenyl)phenyl- (CAS NO.131-58-8): 
Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36-26
S24/25: Avoid contact with skin and eyes.
S36: Wear suitable protective clothing.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
Hazard Note: Irritant