-
Name
1-methyl-5-thioxopyrrolidin-2-one
- EINECS
- CAS No. 2043-24-5
- Article Data4
- CAS DataBase
- Density 1.27g/cm3
- Solubility
- Melting Point 59.5°C
- Formula C5H7 N O S
- Boiling Point 189.3°Cat760mmHg
- Molecular Weight 129.183
- Flash Point 68.3°C
- Transport Information
- Appearance
- Safety Poison by intraperitoneal route. When heated to decomposition it emits very toxic fumes of NOx and SOx.
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms Succinimide,N-methyl-1-thio- (6CI); Succinimide, N-methylthio- (7CI,8CI);1-Methyl-2-thiosuccinimide
- PSA 52.40000
- LogP 0.50390
N-Methylmonothiosuccinimide Chemical Properties
IUPAC Name: 1-methyl-5-sulfanylidenepyrrolidin-2-one
Synonyms of N-Methylmonothiosuccinimide (CAS NO.2043-24-5): 1-Methyl-2-thiosuccinimide ; 5-21-09-00550 (Beilstein Handbook Reference) ; BRN 1524672 ; EINECS 218-047-2 ; USAF WI-3 ; 1-Methyl-5-thioxopyrrolidin-2-one ; 2-Pyrrolidinone, 1-methyl-5-thioxo- ; Succinimide, N-methyl-2-thio-
CAS NO: 2043-24-5
Molecular Formula of N-Methylmonothiosuccinimide (CAS NO.2043-24-5): C5H7NOS
Molecular Weight: 129.1802
H bond acceptors: 2
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 52.4 Å2
Index of Refraction: 1.589
Molar Refractivity: 34.25 cm3
Molar Volume: 101.6 cm3
Surface Tension: 56.6 dyne/cm
Density of N-Methylmonothiosuccinimide (CAS NO.2043-24-5): 1.27 g/cm3
Flash Point: 68.3 °C
Enthalpy of Vaporization: 42.55 kJ/mol
Boiling Point: 189.3 °C at 760 mmHg
Vapour Pressure: 0.574 mmHg at 25°C
Molecular Structure:
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N-Methylmonothiosuccinimide Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 250mg/kg (250mg/kg) | National Technical Information Service. Vol. AD607-952, |
N-Methylmonothiosuccinimide Consensus Reports
Reported in EPA TSCA Inventory.
N-Methylmonothiosuccinimide Safety Profile
Poison by intraperitoneal route. When heated to decomposition it emits very toxic fumes of NOx and SOx.
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