1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione
1,3-dimethyluracil
CAS: 874-14-6
Molecular Formula: C6H8N2O2
1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione - Names and Identifiers
| Name | 1,3-dimethyluracil |
| Synonyms | 1,3-dimethyluracil N,N'-Dimethyluracil TIMTEC-BB SBB004164 N1,N3-Dimethyluracil Uracil, 1,3-dimethyl- 1,3-dimethyl-2,4-pyrimidinedione 1,3-dimethylpyrimidine-2,4-dione 3h)-pyrimidinedione,1,3-dimethyl-4(1h 1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione 1,3-dimethylpyrimidine-2,4(1H,3H)-dione 2,4(1H,3H)-Pyrimidinedione, 1,3-dimethyl- N-methyl-4-[(2-methyl-1,2,4-triazol-3-yl)azo]-N-(phenylmethyl)aniline |
| CAS | 874-14-6 |
| EINECS | 212-856-4 |
| InChI | InChI=1/C6H8N2O2/c1-7-4-3-5(9)8(2)6(7)10/h3-4H,1-2H3 |
| InChIKey | JSDBKAHWADVXFU-UHFFFAOYSA-N |
1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione - Physico-chemical Properties
| Molecular Formula | C6H8N2O2 |
| Molar Mass | 140.14 |
| Density | 1.2850 (rough estimate) |
| Melting Point | 119-122 °C (lit.) |
| Boling Point | 256.63°C (rough estimate) |
| Flash Point | 84.3°C |
| Water Solubility | almost transparency |
| Vapor Presure | 0.214mmHg at 25°C |
| Appearance | white to bright yellow needle |
| Color | White to Almost white |
| BRN | 124074 |
| pKa | -2.04±0.20(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.5010 (estimate) |
| MDL | MFCD00038065 |
| Use | 1,3-Dimethyluracil is suitable reagent used to investigate the steady-state absorption and fluorescence spectra of uracil derivatives.It may be used in the preparation of 2,6-dihydroxynicotinamide. |
1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36 - Irritating to the eyes R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S39 - Wear eye / face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29335990 |
1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| biological activity | 1, 3-dimethacryl is a pyrimidine derived from uracil. 1, 3-dimethylacil occasionally found in human urine. 1, 3-dimethylurach had inhibitory activity against hCA I and hCA II with Ki of 316.2 μm and 166.4 μm, respectively. |
Last Update：2024-04-09 19:05:15
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