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Cas Database |
| Name |
Methyl sulfone |
EINECS | 200-665-9 |
| CAS No. | 67-71-0 | Density | 1.139 g/cm3 |
| PSA | 42.52000 | LogP | 0.74160 |
| Solubility | 150 g/L (20 °C) in water | Melting Point |
107-109 °C(lit.) |
| Formula | C2H6O2S | Boiling Point | 240.9 °C at 760 mmHg |
| Molecular Weight | 94.1344 | Flash Point | 132.7 °C |
| Transport Information | N/A | Appearance | colourless crystals |
| Safety | 22-24/25 | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Methane,sulfonylbis- (9CI);Methyl sulfone (6CI,8CI);Dimethyl sulfone;Dimethylsulphone;Lignisul MSM;MSM;Methylsulfonylmethane;NSC 63345;Opti MSM;Opti-dimethyl sulfone;Dimethyl sulfone (MSM); |
Article Data | 217 |
Methyl sulfone Synthetic route
| Conditions | Yield |
|---|---|
| With sodium periodate; ruthenium-carbon composite In water at 20℃; for 2h; | 100% |
| With C4H9N2O9W In methanol; water at 20℃; for 1.16h; chemoselective reaction; | 99% |
| With anthracene; oxygen; acetic acid In isopropyl alcohol at 75℃; for 2h; Temperature; Irradiation; | 99% |
| Conditions | Yield |
|---|---|
| With sodium molybdate dihydrate; dihydrogen peroxide In methanol; water at 25℃; for 0.5h; Kinetics; Concentration; | 100% |
| With iron(II) perchlorate monohydrate; ozone; acetonitrile | 100% |
| With dihydrogen peroxide; [(η5-C5Me5)Mo(CO)3Cl] In acetonitrile at 35℃; for 2h; | 99% |
| Conditions | Yield |
|---|---|
| With ammonium chloride In tetrahydrofuran at -78℃; for 0.25h; | A 97% B n/a |
| Conditions | Yield |
|---|---|
| With ammonium chloride In tetrahydrofuran at 0℃; | A n/a B 96% |
- 106466-53-9
3-(4-chlorophenyl)-4-dimethylsulfiliminofurazan
A
- 67-71-0
dimethylsulfone
B
- 106446-22-4
3-(4-chlorophenyl)-4-nitrofurazan
| Conditions | Yield |
|---|---|
| With trifluoroacetyl peroxide In dichloromethane Heating; | A n/a B 96% |
| Conditions | Yield |
|---|---|
| With ammonium chloride In tetrahydrofuran at 0℃; | A n/a B 95% |
- 106466-53-9
3-(4-chlorophenyl)-4-dimethylsulfiliminofurazan
A
- 67-71-0
dimethylsulfone
B
- 106446-22-4
3-(4-chlorophenyl)-4-nitrofurazan
D
- 106446-23-5
azoxy(4-chlorophenylfurazan)
| Conditions | Yield |
|---|---|
| With 4 A molecular sieve; 3,3-dimethyldioxirane In acetone for 16h; Ambient temperature; | A n/a B n/a C 87% D n/a |
| Conditions | Yield |
|---|---|
| In benzene at 20℃; for 6h; | A n/a B 82% |
| Conditions | Yield |
|---|---|
| With oxygen; dimethyl sulfoxide at -40℃; Irradiation; methylene blue sensitizer; | A 79% B n/a |
- 75-18-3
dimethylsulfide
A
- 67-71-0
dimethylsulfone
B
- 22230-82-6
((methyl-d3)sulfonyl)methane-d3
C
- 67-68-5
dimethyl sulfoxide
| Conditions | Yield |
|---|---|
| With <18O,2H6>DMSO; oxygen; methylene blue In [D3]acetonitrile for 0.166667h; Mechanism; Product distribution; Irradiation; | A 7.4% B n/a C 77.5% |
Methyl sulfone Chemical Properties
Product Name: Methyl sulfone (CAS NO.67-71-0)
IUPAC Name: methylsulfonylmethane
Molecular Formula: C2H6O2S
Molecular Weight: 94.132840 g/mol
Appearance: white crystalline flakes, great Stink
Density:1,16 g/cm3
Melting Point: 108-110 °C
Boiling Point: 238 °C
Flash Point: 143 °C
Solubility: water, ethanol, benzene, methanol and acetone, slightly soluble in ether and chloroform
Water Solubility: 150 g/L (20 °C)
Merck: 14,3258
BRN: 1737717
Index of Refraction: 1.402
Molar Refractivity: 20.11 cm3
Molar Volume: 82.5 cm3
Categories: Pharmaceutical Intermediates; Miscellaneous; Nutritional Supplements; Food & Flavor Additives
Methyl sulfone Uses
Methyl sulfone (CAS NO.67-71-0) is used as a high temp solvent for many inorganic and organic substances. It is also used as gas chromatography stationary phase and analytical reagent.
Methyl sulfone Safety Profile
Safety Information of Methyl sulfone (CAS NO.67-71-0):
Safety Statements:22-24/25
22:Do not breathe dust
24/25:Avoid contact with skin and eyes
WGK Germany:1
RTECS:PB2785000
HS Code:29309070
Methyl sulfone Specification
Methyl sulfone , its CAS NO. is 67-71-0, the synonyms are Dimethyl sulfone ; Dimethyl sulphone ; MSM ; Methyl sulfone ; Methylsulfonylmethane ; Sulfonylbismethane ; Dimethyl sulphone ; Methane, 1,1'-sulfonylbis- ; Methane, sulfonylbis- ; Methyl sulfone ; Methane, sulfonylbis- ; Methylsulfonyl methane ; Sulfonylbismethane .
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