A3158112
1,3-Dimethylbarbituric acid , 99% , 769-42-6
Synonym(s):
1,3-Dimethyl-2,4,6(1H,3H,5H)-pyrimidinetrione;1,3-Dimethylbarbituric acid
CAS NO.：769-42-6
Empirical Formula: C6H8N2O3
Molecular Weight: 156.14
MDL number: MFCD00006675
EINECS: 212-211-7
| Pack Size | Price | Stock | Quantity |
| 25G | RMB32.00 | In Stock |
|
| 50g | RMB55.20 | In Stock |
|
| 100G | RMB91.20 | In Stock |
|
| 250g | RMB207.20 | In Stock |
|
| 500G | RMB367.20 | In Stock |
|
| 2.5kg | RMB1672.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 121-123 °C (lit.)
121-123 °C |
| Boiling point: | 228.1±23.0 °C(Predicted) |
| Density | 1.322±0.06 g/cm3(Predicted) |
| bulk density | 500kg/m3 |
| storage temp. | -20°C Freezer |
| solubility | hot water: soluble0.5g/10 mL, clear, colorless to faintly yellow |
| form | Crystalline Powder |
| pka | pK1:4.68(+1) (25°C) |
| color | White/cream/pale yellow |
| PH | 2.5 (20°C, 100g/L in H2O, slurry) |
| Water Solubility | Soluble in water. |
| BRN | 139810 |
| CAS DataBase Reference | 769-42-6(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,3-Dimethylbarbituric acid(769-42-6) |
| EPA Substance Registry System | 2,4,6(1H,3H,5H)-Pyrimidinetrione, 1,3-dimethyl- (769-42-6) |
Description and Uses
1,3-Dimethyl Barbituric Acid (Urapidil Impurity 4) is a derivative of Barbituric acid. All of the barbituric acid derivatives which have been reported to have pronounced hypnotic activity are disubstituted in the 5-position.
Safety
| Symbol(GHS) |   GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H302-H318 |
| Precautionary statements | P264-P270-P280-P301+P312-P305+P351+P338-P501 |
| Hazard Codes | Xn |
| Risk Statements | 22-41 |
| Safety Statements | 26-36/39 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29339900 |
