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Cas Database |
| Name |
2-Ethylamino-1,3,4-thiadiazole |
EINECS | N/A |
| CAS No. | 13275-68-8 | Density | 1.268g/cm3 |
| PSA | 66.05000 | LogP | 1.04290 |
| Solubility | N/A | Melting Point |
71.5°C |
| Formula | C4H7 N3 S | Boiling Point | 253.9°Cat760mmHg |
| Molecular Weight | 129.186 | Flash Point | 107.3°C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Poison by intraperitoneal and subcutaneous routes. Experimental teratogenic effects. When heated to decomposition it emits very toxic fumes of NOx and SOx. | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
1,3,4-Thiadiazole,2-(ethylamino)- (6CI,7CI,8CI); 2-Ethylamino-1,3,4-thiadiazole; NSC 4730 |
Article Data | 3 |
2-Ethylamino-1,3,4-thiadiazole Chemical Properties
Molecular Structure of 2-Ethylamino-1,3,4-thiadiazole (CAS NO.13275-68-8):
IUPAC Name: N-Ethyl-1,3,4-thiadiazol-2-amine
Molecular Formula: C4H7N3S
Molecular Weight: 129.183480 g/mol
XLogP3-AA: 1.1
H-Bond Donor: 1
H-Bond Acceptor: 3
Canonical SMILES: CCNC1=NN=CS1
InChI: InChI=1S/C4H7N3S/c1-2-5-4-7-6-3-8-4/h3H,2H2,1H3,(H,5,7)
InChIKey: PINNQKFNRKECFX-UHFFFAOYSA-N
Index of Refraction: 1.608
Molar Refractivity: 35.06 cm3
Molar Volume: 101.3 cm3
Surface Tension: 56.1 dyne/cm
Density: 1.274 g/cm3
Flash Point: 77.9 °C
Enthalpy of Vaporization: 44.14 kJ/mol
Boiling Point: 205.2 °C at 760 mmHg
Vapour Pressure: 0.254 mmHg at 25 °C
Water Solubility of 2-Ethylamino-1,3,4-thiadiazole (CAS NO.13275-68-8): 5.51e+004 mg/L at 25 °C
2-Ethylamino-1,3,4-thiadiazole Toxicity Data With Reference
| 1. | ipr-rat LD50:200 mg/kg | CPCHAO Clinical Proceedings of the Children’s Hospital of the District of Columbia. 18 (1962),307. | ||
| 2. | scu-rat LD50:200 mg/kg | JHMJAX Johns Hopkins Medical Journal. 130 (1972),95. | ||
| 3. | ipr-mus LD50:795 mg/kg | NCISP* National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program, Bethesda, MD 20205 JAN86 . |
2-Ethylamino-1,3,4-thiadiazole Consensus Reports
Reported in EPA TSCA Inventory.
2-Ethylamino-1,3,4-thiadiazole Safety Profile
Poison by intraperitoneal and subcutaneous routes. Experimental teratogenic effects. When heated to decomposition it emits very toxic fumes of NOx and SOx.
2-Ethylamino-1,3,4-thiadiazole Specification
2-Ethylamino-1,3,4-thiadiazole with CAS registry number of 13275-68-8 is off-white needles, also known as 1,3,4-Thiadiazole, 2-ethylamino- ; 2-Ethylaminothiadiazole ; 4-27-00-08053 (Beilstein Handbook Reference) ; AI3-52466 ; CL 19217 4090L 7-5525 ; EATDA ; N-Ethyl-1,3,4-thiadiazol-2-amine ; NSC 4730 ; X 197 ; 1,3,4-Thiadiazol-2-amine, N-ethyl- ; 1,3,4-Thiadiazole, 2-ethylamino- .
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