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Cas Database |
| Name |
2-Methyl-2-thiazoline |
EINECS | 219-071-6 |
| CAS No. | 2346-00-1 | Density | 1.175 g/cm3 |
| PSA | 37.66000 | LogP | 0.58720 |
| Solubility | N/A | Melting Point |
-101.0 °C(lit.) |
| Formula | C4H7NS | Boiling Point | 144.999 °C at 760 mmHg |
| Molecular Weight | 101.172 | Flash Point | 37.222 °C |
| Transport Information | UN 1993 3/PG 3 | Appearance | colorless to orange-yellow liquid |
| Safety | 16 | Risk Codes | 10 |
| Molecular Structure |
|
Hazard Symbols | R10:; |
| Synonyms |
2-Thiazoline,2-methyl- (6CI,7CI,8CI);2-Methyl-D2-thiazoline;2-Methylthiazoline; |
Article Data | 27 |
2-Methyl-2-thiazoline Chemical Properties
Molecular Structure of 4,5-Dihydro-2-methylthiazole (CAS NO.2346-00-1):
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IUPAC Name: 2-Methyl-4,5-dihydro-1,3-thiazole
Molecular Formula: C4H7NS
Molecular Weight: 101.17
EINECS: 219-071-6
XLogP3-AA: 0.3
H-Bond Donor: 0
H-Bond Acceptor: 1
storage temp.: 2-8 °C
Melting Point: -101.0 °C(lit.)
Index of Refraction: 1.591
Molar Refractivity: 29.1 cm3
Molar Volume: 86.1 cm3
Surface Tension: 39.3 dyne/cm
Density: 1.17 g/cm3
Flash Point: 37.2 °C
Enthalpy of Vaporization: 36.63 kJ/mol
Boiling Point: 145 °C at 760 mmHg
Vapour Pressure: 6.25 mmHg at 25 °C
Appearance: colorless to orange-yellow liquid
Classification Code: Drug / Therapeutic Agent
Canonical SMILES: CC1=NCCS1
InChI: InChI=1S/C4H7NS/c1-4-5-2-3-6-4/h2-3H2,1H3
InChIKey: JUIQOABNSLTJSW-UHFFFAOYSA-N
Product Categories: Heterocyclic Compounds; thiazole Flavor; Alphabetical Listings; Flavors and Fragrances; M-N; Building Blocks; Heterocyclic Building Blocks; Thiazolines / Thiazolidines
2-Methyl-2-thiazoline Uses
4,5-Dihydro-2-methylthiazole (CAS NO.2346-00-1) is used as a sensitizing material intermediates, pharmaceutical intermediates.
2-Methyl-2-thiazoline Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 600mg/kg (600mg/kg) | European Journal of Medicinal Chemistry--Chimie Therapeutique. Vol. 20, Pg. 16, 1985. | |
| mouse | LD50 | oral | 3300mg/kg (3300mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 24(1), Pg. 55, 1980. | |
| rat | LDLo | oral | 480mg/kg (480mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 24(1), Pg. 55, 1980. |
2-Methyl-2-thiazoline Consensus Reports
Reported in EPA TSCA Inventory.
2-Methyl-2-thiazoline Safety Profile
Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic vapors of NOx and SOx.
Safety Information of 4,5-Dihydro-2-methylthiazole (CAS NO.2346-00-1):
Risk Statements: 10
R10:Flammable.
Safety Statements: 16
S16:Keep away from sources of ignition.
RIDADR: UN 1993 3/PG 3
WGK Germany: 2
RTECS: XJ4261470
F: 8-10-23
HazardClass: 3
PackingGroup: III
2-Methyl-2-thiazoline Specification
4,5-Dihydro-2-methylthiazole (CAS NO.2346-00-1), its Synonyms are 2-Methyl-2-thiazoline ; 2-Thiazoline, 2-methyl- ; Methyl-2 delta-2 thiazoline ; Methyl-2-thiazoline ; Thiazole, 4,5-dihydro-2-methyl- ; 2-Methylthiazoline .
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