| 4-Hydroxy-5-methyl-2-mercaptopyrimidine Basic information |
| Product Name: | 4-Hydroxy-5-methyl-2-mercaptopyrimidine |
| Synonyms: | 2,3-dihydro-5-methyl-2-thioxo-4(1h)-pyrimidinon;2-Mercapto-5-MethylpyriMidin-4-ol;5-methyl-2-sulfanylidene-1H-pyrimidin-4-one;2,3-dihydro-5-methyl-2-thioxo-4(1h)-pyrimidinone;2-thio-thymin;2-Thiothymine;5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone;Thiothymine |
| CAS: | 636-26-0 |
| MF: | C5H6N2OS |
| MW: | 142.18 |
| EINECS: | |
| Product Categories: | PYRIMIDINE;Pyridines, Pyrimidines, Purines and Pteredines |
| Mol File: | 636-26-0.mol |
| 4-Hydroxy-5-methyl-2-mercaptopyrimidine Chemical Properties |
| Melting point | 283-286°C |
| density | 1.36 |
| refractive index | 1.6430 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| form | powder to crystal |
| pka | pKa 7.71 (Uncertain) |
| color | White to Almost white |
| Water Solubility | 509mg/L(25 ºC) |
| BRN | 120488 |
| Stability: | Stable but may be heat or light sensitive. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 636-26-0(CAS DataBase Reference) |
| NIST Chemistry Reference | 4(1H)-pyrimidinone, 2,3-dihydro-5-methyl-2-thioxo-(636-26-0) |
| EPA Substance Registry System | 5-Methyl-2-thiouracil (636-26-0) |
| Safety Information |
| Hazard Codes | Xi |
| Risk Statements | 22-40-36/37/38 |
| Safety Statements | 22-36/37-26 |
| RTECS | XP2108500 |
| HS Code | 2933599590 |
| MSDS Information |
| Provider | Language |
|---|---|
| ALFA | English |
| 4-Hydroxy-5-methyl-2-mercaptopyrimidine Usage And Synthesis |
| Chemical Properties | white crystalline powder |
| General Description | White crystalline solid. |
| Air & Water Reactions | Insoluble in water. |
| Reactivity Profile | 4-Hydroxy-5-methyl-2-mercaptopyrimidine is heat sensitive and may be light sensitive. |
| Fire Hazard | Flash point data for 4-Hydroxy-5-methyl-2-mercaptopyrimidine are not available. 4-Hydroxy-5-methyl-2-mercaptopyrimidine is probably combustible. |
| 4-Hydroxy-5-methyl-2-mercaptopyrimidine Preparation Products And Raw materials |
| Raw materials | Ethanol-->Hydrochloric acid-->Methanol-->Diethyl ether-->Acetic acid-->Sodium-->Toluene-->Sodium sulfate-->Acetone-->Sodium bicarbonate-->Triethyl orthoformate-->Thiourea-->ZINC-->Iodine-->Ethyl 2-bromopropionate |
| Preparation Products | Thymine |
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