A4717212
4-Hydroxy-2-mercapto-6-methylpyrimidine , Analysis standard , 56-04-2
Synonym(s):
4-Hydroxy-2-mercapto 6-methylpyrimidine;Basethyrin;Methiocil;MZU;Thiothymin
CAS NO.：56-04-2
Empirical Formula: C5H6N2OS
Molecular Weight: 142.18
MDL number: MFCD00006040
EINECS: 200-252-3
| Pack Size | Price | Stock | Quantity |
| 250MG | RMB207.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | ~330 °C (dec.)(lit.) |
| Density | 1.291 (estimate) |
| refractive index | 1.6430 (estimate) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | DMSO (Heated), Methanol (Slightly, Heated) |
| pka | pKa 8.2 (Uncertain) |
| form | Liquid |
| color | Clear colorless to yellow |
| Water Solubility | INSOLUBLE |
| Merck | 14,6128 |
| BRN | 115648 |
| Stability: | Incompatible with strong oxidizing agents, iodine, metals. |
| InChIKey | HWGBHCRJGXAGEU-UHFFFAOYSA-N |
| CAS DataBase Reference | 56-04-2(CAS DataBase Reference) |
| IARC | 2B (Vol. Sup 7, 79) 2001 |
| NIST Chemistry Reference | 6-Methyl-2-thiouracil(56-04-2) |
| EPA Substance Registry System | Methylthiouracil (56-04-2) |
Description and Uses
antithyroid agent
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H317 |
| Precautionary statements | P261-P272-P280-P302+P352-P333+P313-P362+P364 |
| Hazard Codes | Xn,Xi |
| Risk Statements | 22-40 |
| Safety Statements | 36/37-45 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | 3 |
| RTECS | YR0875000 |
| Hazard Note | Irritant/Possible Carcinogen |
| TSCA | Yes |
| HazardClass | 9 |
| HS Code | 29335995 |
| Hazardous Substances Data | 56-04-2(Hazardous Substances Data) |
| Toxicity | MLD in rabbits (mg/kg): 2486 orally (Simon) |
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) |
