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CAS No.: | 7189-69-7 |
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Name: | 1,1'-Sulfonyldiimidazole |
Article Data: | 18 |
Molecular Structure: | |
Formula: | C6H6N4O2 |
Molecular Weight: | 198.205 |
Synonyms: | Imidazole,1,1'-sulfonyldi- (7CI,8CI);1,1'-Sulfonylbis(1H-imidazole);1,1'-Sulphonylbis-1H-imidazole; |
EINECS: | 230-554-0 |
Density: | 1.6 g/cm3 |
Melting Point: | 135-137 °C(lit.) |
Boiling Point: | 471 °C at 760 mmHg |
Flash Point: | 238.7 °C |
Appearance: | light cream crystalline powder |
Hazard Symbols: | Xi,Xn |
Risk Codes: | 36/37/38-20/21/22 |
Safety: | 26-36-36/37/39 |
PSA: | 78.16000 |
LogP: | 0.80160 |
1-(Trimethylsilyl)imidazole
N,N`-sulfuryldiimidazole
Conditions | Yield |
---|---|
With sulfuryl dichloride In toluene at -10℃; for 4h; | 98% |
With fluorosulfonyl fluoride; 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at -1 - 26℃; under 35.2535 - 697.57 Torr; for 0.566667h; Temperature; Pressure; Reagent/catalyst; Autoclave; Cooling with ice; | 92% |
1-(Trimethylsilyl)imidazole
N,N`-sulfuryldiimidazole
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene at 50 - 53℃; Reagent/catalyst; Temperature; | 97% |
Conditions | Yield |
---|---|
With sulfuryl dichloride In dichloromethane at 0 - 20℃; for 16h; Inert atmosphere; | 92% |
With sulfuryl dichloride In dichloromethane at 0 - 20℃; for 15h; | 90% |
With sulfuryl dichloride In dichloromethane at 0 - 20℃; | 90% |
Conditions | Yield |
---|---|
In dichloromethane at 0 - 20℃; for 16h; | 87% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 50 - 70℃; for 8h; Reagent/catalyst; Temperature; | 80% |
1-(Trimethylsilyl)imidazole
B
N,N`-sulfuryldiimidazole
Conditions | Yield |
---|---|
With fluorosulfonyl fluoride; 1,8-diazabicyclo[5.4.0]undec-7-ene under 0.750075 - 697.57 Torr; for 1.5h; Cooling; | A 57% B 33% |
N,N`-sulfuryldiimidazole
methyl trifluoromethanesulfonate
3-(imidazole-1-sulfonyl)-1-methyl-3H-imidazol-1-ium triflate
Conditions | Yield |
---|---|
In dichloromethane at 0℃; for 0.2h; | 100% |
In dichloromethane at 0 - 20℃; for 3h; | 96% |
In dichloromethane at 0℃; for 3h; | 94% |
4-methoxy-phenol
N,N`-sulfuryldiimidazole
4-methoxyphenyl 1H-imidazole-1-sulfonate
Conditions | Yield |
---|---|
With caesium carbonate In tetrahydrofuran | 100% |
With caesium carbonate In tetrahydrofuran at 20℃; for 12h; | 98% |
With caesium carbonate In tetrahydrofuran at 20℃; | 93% |
With sodium carbonate In N,N-dimethyl-formamide at 130℃; | 90% |
Inert atmosphere; Basic conditions; |
Conditions | Yield |
---|---|
Stage #1: C24H32O4 With lithium hexamethyldisilazane In tetrahydrofuran at 0℃; for 0.5h; Stage #2: N,N`-sulfuryldiimidazole In tetrahydrofuran at -10 - 23℃; for 12h; | 100% |
Stage #1: C24H32O4 With n-butyllithium; 1,1,1,3,3,3-hexamethyl-disilazane In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere; Stage #2: N,N`-sulfuryldiimidazole In tetrahydrofuran at 23℃; for 12h; Inert atmosphere; | 100% |
Stage #1: C24H32O4 With lithium hexamethyldisilazane In tetrahydrofuran at 0℃; Stage #2: N,N`-sulfuryldiimidazole In tetrahydrofuran at -10 - 20℃; |
Conditions | Yield |
---|---|
With caesium carbonate In tetrahydrofuran | 100% |
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The CAS registry number of 1,1'-Sulfonyldiimidazole is 7189-69-7. The IUPAC name is 1,1'-sulfonylbis(1H-imidazole). Its EINECS registry number is 230-554-0. In addition, the formula is C6H6N4O2 and the molecular weight is 198.20244. What's more, it belongs to the classes of Imidazoles; Building Blocks; Heterocyclic Building Blocks. What's more, it is a kind of light cream crystalline powder.
Physical properties about this chemical are: (1)ACD/LogP: -0.86; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.86; (4)ACD/LogD (pH 7.4): -0.86; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 8.12; (8)ACD/KOC (pH 7.4): 8.12; (9)#H bond acceptors: 6; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 78.16 Å2; (13)Index of Refraction: 1.722; (14)Molar Refractivity: 48.86 cm3; (15)Molar Volume: 123.4 cm3; (16)Polarizability: 19.37 ×10-24cm3; (17)Surface Tension: 76.7 dyne/cm; (18)Density: 1.6 g/cm3; (19)Flash Point: 238.7 °C; (20)Enthalpy of Vaporization: 73.37 kJ/mol; (21)Boiling Point: 471 °C at 760 mmHg; (22)Vapour Pressure: 4.82E-09 mmHg at 25°C.
Preparation 1,1'-Sulfonyldiimidazole: it can be prepared by 1-trimethylsilanyl-1H-imidazole. This reaction will need reagent SO2Cl2 and solvent toluene. The reaction time is 4 hours at temperature of -10 °C. The yield is about 98%.
Uses of 1,1'-Sulfonyldiimidazole: it can react with 2-(4-chlorophenyl)-1-(4-methoxyphenyl)ethanol to get 1-[2-(4-chloro-phenyl)-1-(4-methoxy-phenyl)-ethyl]-1H-imidazole. This reaction will need reagent acetonitrile. The reaction time is 2 hours with ambient temperature and the yield is about 61.6%.
When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin and harmful by inhalation, in contact with skin and if swallowed. You should wear suitable protective clothing, gloves and eye/face protection when you are using it. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: O=S(=O)(n1ccnc1)n2ccnc2
(2)InChI: InChI=1/C6H6N4O2S/c11-13(12,9-3-1-7-5-9)10-4-2-8-6-10/h1-6H
(3)InChIKey: ZLKNPIVTWNMMMH-UHFFFAOYAJ