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Cas Database |
| Name |
4-Methyl trimethylene sulfite |
EINECS | 224-608-2 |
| CAS No. | 4426-51-1 | Density | 1.36 g/cm3 |
| PSA | 54.74000 | LogP | 1.25620 |
| Solubility | N/A | Melting Point |
5℃ |
| Formula | C4H8 O3 S | Boiling Point | 185 °C at 760 mmHg |
| Molecular Weight | 136.172 | Flash Point | 69.3 °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Poison by intravenous and intraperitoneal routes. When heated to decomposition it emits toxic fumes of SOx. See also SULFITES. | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
1,3-Butanediol,cyclic sulfite (7CI,8CI); 4-Methyl-1,3,2-dioxathiane 2-oxide;4-Methyl-2-oxo-1,3,2-dioxathiane; 4-Methyltrimethylene sulfite; NSC 60195 |
Article Data | 12 |
4-Methyl trimethylene sulfite Chemical Properties
IUPAC Name: 4-Methyl-1,3,2-dioxathiane 2-oxide
Synonyms of 4-Methyl trimethylene sulfite (CAS NO.4426-51-1): 1,3,2-Dioxathiane, 4-methyl, 2-oxide ; 1,3-Butylene sulphite ; 1,3,2-Dioxathiane, 4-methyl-, 2-oxide (9CI) ; 1,3-Butanediol, cyclic sulfite ; 4-Methyl-1,3,2-dioxathiane 2-oxide
CAS NO: 4426-51-1
Molecular Formula: C4H8O3S
Molecular Weight : 136.1695
Molecular Structure: .png)
EINECS: 224-608-2
H bond acceptors: 3
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 54.74Å2
Index of Refraction: 1.529
Molar Refractivity: 30.85 cm3
Molar Volume: 99.9 cm3
Surface Tension: 54.9 dyne/cm
Density: 1.36 g/cm3
Flash Point: 69.3 °C
Enthalpy of Vaporization: 40.4 kJ/mol
Boiling Point: 185 °C at 760 mmHg
Vapour Pressure: 0.976 mmHg at 25°C
4-Methyl trimethylene sulfite Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| cat | LD50 | intravenous | 175mg/kg (175mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: ATAXIA LUNGS, THORAX, OR RESPIRATION: DYSPNEA | Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory.Vol. -, Pg. 57, 1964. |
| mouse | LD50 | intraperitoneal | 300mg/kg (300mg/kg) | Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory.Vol. -, Pg. 57, 1964. | |
| mouse | LD50 | intravenous | 300mg/kg (300mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: DYSPNEA | Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory.Vol. -, Pg. 57, 1964. |
| rat | LD50 | intraperitoneal | 300mg/kg (300mg/kg) | Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory.Vol. -, Pg. 57, 1964. | |
| rat | LD50 | intravenous | 300mg/kg (300mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: DYSPNEA | Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory.Vol. -, Pg. 57, 1964. |
4-Methyl trimethylene sulfite Safety Profile
Poison by intravenous and intraperitoneal routes. When 4-Methyl trimethylene sulfite (CAS NO.4426-51-1) is heated to decomposition, it emits toxic fumes of SOx. See also SULFITES.
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