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| CAS No.: | 70-29-1 |
|---|---|
| Name: | DIETHYL SULFOXIDE |
| Article Data: | 56 |
| Molecular Structure: | |
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|
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| Formula: | C4H10 O S |
| Molecular Weight: | 106.189 |
| Synonyms: | Ethylsulfoxide (6CI,8CI); 1,1'-Sulfinylbis(ethane); Diethyl sulfoxide; Diethylsulphoxide; NSC 139125 |
| Density: | 1.02g/cm3 |
| Melting Point: | 14°C |
| Boiling Point: | 212°C at 760 mmHg |
| Flash Point: | 82°C |
| Safety: | Moderately toxic by ingestion and intraperitoneal routes. Mildly toxic by intravenous route. When heated to decomposition it emits toxic fumes of SOx. |
| PSA: | 36.28000 |
| LogP: | 1.64060 |
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- 71825-51-92-methyl-2-(4-nitrophenyl)propanenitrile
| Conditions | Yield |
|---|---|
| With oxygen; isobutyraldehyde; tris(1,3-bis(p-methoxyphenyl)-1,3-propanedionato)nickel(II) In acetonitrile at 60℃; for 21h; | 100% |
| With lithium perchlorate; Re(O)(2-(2'-hydroxyphenyl)-2-oxazoline)2Cl In [D3]acetonitrile; water-d2 at 20℃; for 4h; | 100% |
| With dihydrogen peroxide In water; acetonitrile at 24.84℃; for 1.66667h; | 100% |
- 352-93-2
diethyl sulphide
- 600-18-0
2-Oxobutyric acid
A
- 70-29-1
diethyl sulphide
B
- 124-38-9
carbon dioxide
C
- 802294-64-0
propionic acid
| Conditions | Yield |
|---|---|
| With oxygen; methylene blue In pyridine; acetonitrile for 2h; Irradiation; | A 100% B n/a C 52% |
- 352-93-2
diethyl sulphide
- 218794-58-2
benzophenone oxide O-<1-hydroperoxy-3,3-(dimethoxycarbonyl)-1-phenyl-2-propenyl> ether
A
- 70-29-1
diethyl sulphide
B
- 574-66-3
Benzophenone oxime
C
- 64677-34-5
methyl 2-carbomethoxy-4-methylphenyl-4-oxo-2-butenoate
| Conditions | Yield |
|---|---|
| In tetrachloromethane for 0.5h; Product distribution; | A n/a B 98% C 97% |
- 352-93-2
diethyl sulphide
- 1821-02-9
2-oxopentanoic acid
A
- 70-29-1
diethyl sulphide
B
- 124-38-9
carbon dioxide
C
- 107-92-6
butyric acid
| Conditions | Yield |
|---|---|
| With oxygen; methylene blue In pyridine; acetonitrile for 2h; Irradiation; | A 92% B n/a C 19% |
- 352-93-2
diethyl sulphide
- 611-73-4
Benzoylformic acid
A
- 70-29-1
diethyl sulphide
B
- 597-35-3
diethylsulfone
C
- 124-38-9
carbon dioxide
D
- 65-85-0
benzoic acid
| Conditions | Yield |
|---|---|
| With oxygen; 5,15,10,20-tetraphenylporphyrin In benzene for 2h; Irradiation; | A 88% B 10% C n/a D 38% |
| With oxygen; 5,15,10,20-tetraphenylporphyrin In benzene for 2h; Mechanism; Irradiation; other solvents and sensitizer; | A 88% B 10% C n/a D 38% |
- 352-93-2
diethyl sulphide
- 127-17-3
2-oxo-propionic acid
A
- 70-29-1
diethyl sulphide
B
- 597-35-3
diethylsulfone
C
- 124-38-9
carbon dioxide
D
- 64-19-7
acetic acid
| Conditions | Yield |
|---|---|
| With oxygen; methylene blue In pyridine; acetonitrile for 2h; Irradiation; | A 65% B 3% C n/a D 64% |
- 925-90-6
ethylmagnesium bromide
- 499140-11-3
benzyl (2S,4S,5R)-4-methyl-5-phenyl-1,2,3-oxathiazolidine-2-oxide-3-carboxylate
A
- 70-29-1
diethyl sulphide
| Conditions | Yield |
|---|---|
| In dichloromethane at -78℃; | A n/a B 46% |
- 925-90-6
ethylmagnesium bromide
- 499140-12-4
benzyl (2R,4S,5R)-4-methyl-5-phenyl-1,2,3-oxathiazolidine-2-oxide-3-carboxilate
A
- 70-29-1
diethyl sulphide
| Conditions | Yield |
|---|---|
| In dichloromethane at -78℃; | A n/a B 46% |
- Total:16 Page 1 of 1 1
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Chemistry
Empirical Formula of Diethyl sulfoxide (CAS NO.70-29-1): C4H10OS
Molecular Weight: 106.1866
EINECS: 200-732-2
Index of Refraction: 1.477
Density: 1.02 g/cm3
Flash Point: 82 °C
Enthalpy of Vaporization: 43 kJ/mol
Boiling Point: 212 °C at 760 mmHg
Vapour Pressure: 0.258 mmHg at 25 °C
Structure of Diethyl sulfoxide (CAS NO.70-29-1):
IUPAC Name of Diethyl sulfoxide (CAS NO.70-29-1): 1-Ethylsulfinylethane
Canonical SMILES: CCS(=O)CC
InChI: InChI=1S/C4H10OS/c1-3-6(5)4-2/h3-4H2,1-2H3
InChIKey: CCAFPWNGIUBUSD-UHFFFAOYSA-N
Toxicity Data With Reference
| 1. | orl-rat LD50:5650 mg/kg | COREAF Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences. 260 (1965),327. | ||
| 2. | ipr-rat LD50:4370 mg/kg | COREAF Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences. 260 (1965),327. | ||
| 3. | ivn-rat LD50:4990 mg/kg | COREAF Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences. 260 (1965),327. | ||
| 4. | orl-mus LD50:3610 mg/kg | COREAF Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences. 260 (1965),327. | ||
| 5. | ipr-mus LD50:2500 mg/kg | IJRBA3 International Journal of Radiation Biology and Related Studies in Physics, Chemistry and Medicine. 3 (1961),41. | ||
| 6. | ivn-mus LD50:4370 mg/kg | COREAF Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences. 260 (1965),327. |
Safety Profile
Moderately toxic by ingestion and intraperitoneal routes. Mildly toxic by intravenous route. When heated to decomposition it emits toxic fumes of SOx.
Specification
Diethyl sulfoxide ,its cas register number is 70-29-1. It also can be called Ethyl sulfoxide ; 1,1'-Sulphinylbisethane ; Ethane, 1,1'-sulfinylbis- ; and Ethane, 1,1'-sulfinylbis- .