2-Thiouracil
Structural formula
| Business number | 03UG |
|---|---|
| Molecular formula | C4H4N2OS |
| Molecular weight | 128.15 |
| label |
2,3-Dihydro-2-thio-4(1H)-pyrimidinone, thio by snow, Thiouracil, Thiodihydroxypyrimidine, Thiourea metazobenzene, 2-Thiouracil, 4-Hydroxy-2-mercaptopyrimidine |
Numbering system
CAS number:141-90-2
MDL number:MFCD00006039
EINECS number:205-508-8
RTECS number:YR1575000
BRN number:112227
PubChem ID:None
Physical property data
1. Physical property data:
1.Character: white or light yellow soft crystal or crystalline powder
2.Melting point (℃): 340
3.Water solubility (g/L): 0.5
4.Solubility: Slightly soluble in water, soluble in alkali.
Toxicological data
2. Toxicological data:
1, acute toxicity: rat abdominal cavity LDLo: 1500 mg /kg；
Mouse oralLD50：3900 mg/kg;
2, Chronic toxicity/Carcinogenicity
Rat oralTDLo： 10 mg/kg/14W-C;
Mouse oralTDLo： 184 mg/kg/73W-C;
3. Reproductive toxicity
Orally administered to ratsTDLo：1600 mg/kg;
Orally administered to ratsTDLo：22750 mg/kg;
Ecological data
3. Ecology Data:
1. Other harmful effects: This substance may be harmful to the environment, and special treatment should be given to water bodies. Notice.
Molecular structure data
5. Molecular property data:
1. Molar refractive index:32.95
2. Molar volume (cm3/mol): 87.4
3. Isotonic specific volume (90.2K ):73.9
4. Surface tension (dyne/ cm):70.9
5. Polarizability（10-24cm3):6. Heavy atoms Quantity: 8
7. Surface charge:0
8. Complexity:163
9. Number of isotope atoms: 0
10. Determine the atomic configuration Number of centers:0
11. Uncertain atomic Number of structural centers:0
12. Determine the chemical bond configuration Number of centers:0
13. Uncertain chemical bonding Number of structural centers:0
14. Covalent bond unit Quantity:1
Properties and stability
Stable under normal temperature and pressure.
Storage method
Store sealed and away from light.
Synthesis method
None yet
Purpose
1. Nutritional and physiological tests.
2.Used as pharmaceutical intermediates.
��Quantity:0
13. Uncertain chemical bonding Number of structural centers:0
14. Covalent bond unit Quantity:1
Properties and stability
Stable under normal temperature and pressure.
Storage method
Store sealed and away from light.
Synthesis method
None yet
Purpose
1. Nutritional and physiological tests.
2.Used as pharmaceutical intermediates.
