• Name

  2,6-DIPHENYL-4-(2,4,6-TRIPHENYL-1-PYRIDINIO)PHENOLATE

• EINECS
• CAS No. 10081-39-7
• Article Data6
• CAS DataBase
• Density g/cm³
• Solubility
• Melting Point 271-275 °C(lit.)
• Formula C41H29 N O
• Boiling Point °Cat760mmHg
• Molecular Weight 551.687
• Flash Point °C
• Transport Information
• Appearance black-violet glittering crystals
• Safety

  Safety Statements

  22-24/25

• Risk Codes
• Molecular Structure
• Hazard Symbols
• Synonyms 1-(2'-Hydroxy-m-terphenyl-5'-yl)-2,4,6-triphenylpyridiniumhydroxide, inner salt (7CI); Pyridinium,1-(3,5-diphenyl-4-hydroxyphenyl)-2,4,6-triphenyl-, hydroxide, inner salt (8CI);1-(2'-Hydroxy[1,1':3',1''-terphenyl]-5'-yl)-2,4,6-triphenylpyridinium hydroxideinner salt; 2,6-Diphenyl-4-(2,4,6-triphenyl-1-pyridinio)phenolate; 2,6-Diphenyl-4-(2,4,6-triphenyl-1-pyridinio)phenoxide;2,6-Diphenyl-4-(2,4,6-triphenylpyridinium-1-yl)phenolate;2,6-Diphenyl-4-(2',4',6'-triphenyl-1-pyridinium)phenolate;4-(2,4,6-Triphenylpyridinio)-2,6-diphenylphenoxide;4-(2,4,6-Triphenylpyridinium-1-yl)-2,6-diphenylphenolate; Betaine 30;Dimroth-Reichardt betaine dye; ET 30; Reichardt's ET(30) betaine dye;Reichardt's betain; Reichardt's dye; Reichard's ET 30 dye
• PSA 26.94000
• LogP 10.44210

Synthetic route

50432-01-4

2,6-diphenyl-p-aminophenol

2,4,6-Triphenylpyrylium hydrogen sulfate

10081-39-7

betaine 30

Conditions

Conditions	Yield
With sodium hydroxide; sodium acetate 1.) 95percent aq. EtOH, reflux, 3 h; Yield given. Multistep reaction;

N-(3,5-diphenyl-4-hydroxyphenyl)-2,4,6-triphenylpyridinium perchlorate

10081-39-7

betaine 30

47843-41-4

4-(2,4,6-triphenylpyridinio)-2,6-diphenylphenol

10081-39-7

betaine 30

Conditions

Conditions	Yield
With tetrabutyl ammonium fluoride
With tetrabutylammonium dihydrogen phosphate

2432-11-3

(1,1';3',1''-terphenyl)-2'-ol

10081-39-7

betaine 30

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: 55 percent / 65percent aq. HNO3 / Ambient temperature 2: 85 percent / Na2S2O4 / aq. NaOH / 0.25 h / Heating 3: 1.) NaOAc, 2.) 5percent aq. NaOH / 1.) 95percent aq. EtOH, reflux, 3 h View Scheme

2423-73-6

2,6-diphenyl-4-nitrophenol

10081-39-7

betaine 30

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: 85 percent / Na2S2O4 / aq. NaOH / 0.25 h / Heating 2: 1.) NaOAc, 2.) 5percent aq. NaOH / 1.) 95percent aq. EtOH, reflux, 3 h View Scheme

2052-49-5

tetra(n-butyl)ammonium hydroxide

N-(3,5-diphenyl-4-hydroxyphenyl)-2,4,6-triphenylpyridinium perchlorate

10081-39-7

betaine 30

Conditions

Conditions	Yield
In methanol

tetrafluoroboric acid

10081-39-7

betaine 30

1-(3,5-diphenyl-4-hydroxyphenyl)-2,4,6-triphenylpyridin-1-ium tetrafluoroborate

Conditions

Conditions	Yield
In water for 2h; Schlenk technique;	99%
In water for 2h; Schlenk technique;	99%

10081-39-7

betaine 30

1-(3,5-diphenyl-4-hydroxyphenyl)-2,4,6-triphenylpyridin-1-ium chloride

Conditions

Conditions	Yield
With hydrogenchloride In diethyl ether; dichloromethane for 0.166667h; Schlenk technique;	96%

10081-39-7

betaine 30

Mo(N-adamant-1-yl)(CHCMe2Ph)(OTf)2(dimethoxyethane)

C102H85MoN3O2(2+)*2CF3O3S(1-)

Conditions

Conditions	Yield
In diethyl ether; chloroform at 20℃; for 0.5h; Inert atmosphere; Glovebox;	92%

10081-39-7

betaine 30

645391-49-7

Mo(N-2,6-i-Pr2C6H3)(CHCMe2Ph)(OTf)2(DME)

C104H87MoN3O2(2+)*2CF3O3S(1-)

Conditions

Conditions	Yield
In diethyl ether; dichloromethane at 20℃; for 0.5h; Inert atmosphere; Glovebox;	86%

10081-39-7

betaine 30

Mo(N-2,6-Me2-C6H3)(CHCMe2Ph)(OTf)2*dimethoxyethane

C100H79MoN3O2(2+)*2CF3O3S(1-)

Conditions

Conditions	Yield
In diethyl ether; dichloromethane at 20℃; for 0.5h; Inert atmosphere; Glovebox;	78%

10081-39-7

betaine 30

Mo(N-2-CF3C6H4)(CHCMe2Ph)(OTf)2(dme)

C99H74F3MoN3O2(2+)*2CF3O3S(1-)

Conditions

Conditions	Yield
In diethyl ether; dichloromethane at 20℃; for 1h; Inert atmosphere; Glovebox;	75%

10081-39-7

betaine 30

Mo(N-2,6-Cl2-C6H3)(CHCMe3)(OTf)2(DME)

C54H42Cl2F6MoN2O7S2

Conditions

Conditions	Yield
In diethyl ether; dichloromethane at 20℃; for 1h; Inert atmosphere; Glovebox;	75%

10081-39-7

betaine 30

Mo(N-2,6-Cl2-C6H3)(CHCMe3)(OTf)2(DME)

C93H71Cl2MoN3O2(2+)*2CF3O3S(1-)

Conditions

Conditions	Yield
In diethyl ether; dichloromethane at 20℃; for 1h; Inert atmosphere; Glovebox;	69%

10081-39-7

betaine 30

47843-41-4

4-(2,4,6-triphenylpyridinio)-2,6-diphenylphenol

Conditions

Conditions	Yield
With carbon dioxide In chloroform; water at 25℃;

10081-39-7

betaine 30

1-(2'-hydroxy-[1,1';3',1'']terphenyl-5'-yl)-2,4,6-triphenyl-pyridinium; iodide

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: CO2 / CHCl3; H2O / 25 °C 2: tetrabutylammonium iodide View Scheme

10081-39-7

betaine 30

[Mo(NtBu)(CHCMe2Ph)(4,5-dichloro-1,3-dimethylimidazol-2-ylidene)(OTf)2]

A

[Mo(NtBu)(CHCMe2Ph)(4,5-dichloro-1,3-dimethylimidazol-2-ylidene)(OTf)(2,6-Ph-4-{2,4,6-Ph-pyridinium}phenolate)][OTf]

B

[Mo(NtBu)(CHCMe2Ph)(4,5-dichloro-1,3-dimethylimidazol-2-ylidene)2(THF)(2,6-Ph-4-{2,4,6-Ph-pyridinium}phenolate)][OTf]2

Conditions

Conditions	Yield
In dichloromethane at -40 - 20℃; for 0.5h; Overall yield = 79 %;

...Expand

10081-39-7

betaine 30

C69H66MoN3O(1+)*CF3O3S(1-)

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: hydrogenchloride / dichloromethane; diethyl ether / 0.17 h / Schlenk technique 2: dichloromethane / 0.5 h / 20 °C / Schlenk technique 3: diethyl ether / 0.5 h / -35 °C / Inert atmosphere; Glovebox View Scheme

10081-39-7

betaine 30

1-(3,5-diphenyl-4-hydroxyphenyl)-2,4,6-triphenylpyridin-1-ium triflate

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: hydrogenchloride / dichloromethane; diethyl ether / 0.17 h / Schlenk technique 2: dichloromethane / 0.5 h / 20 °C / Schlenk technique View Scheme

10081-39-7

betaine 30

C24BF20(1-)*C41H30NO(1+)

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: water / 2 h / Schlenk technique 2: dichloromethane / 20 °C / Schlenk technique View Scheme