5-Nitrobarbitursαure
5-nitrobarbituric acid
CAS: 480-68-2
Molecular Formula: C4H3N3O5
5-Nitrobarbitursαure - Names and Identifiers
| Name | 5-nitrobarbituric acid |
| Synonyms | dilituric acid DILITURIC ACID AURORA KA-3829 5-Nitrobarbitursαure 5-NITROBARBITURIC ACID 5-nitrobarbituric acid 5-nitrobarbituric acid hydrate 5-nitro-1,3-diazinane-2,4,6-trione 5-Nitrobarbituric acid (Anhydrous type) 5-nitropyrimidine-2,4,6(1H,3H,5H)-trione 5-Nitro-hexahydropyrimidine-2,4,6-trione |
| CAS | 480-68-2 |
| EINECS | 207-557-0 |
| InChI | InChI=1/C4H3N3O5/c8-2-1(7(11)12)3(9)6-4(10)5-2/h1H,(H2,5,6,8,9,10) |
5-Nitrobarbitursαure - Physico-chemical Properties
| Molecular Formula | C4H3N3O5 |
| Molar Mass | 173.08 |
| Density | 1.79±0.1 g/cm3(Predicted) |
| Melting Point | 180.5°C |
| Boling Point | 303.69°C (rough estimate) |
| Appearance | White solid |
| Merck | 6585 |
| pKa | -1.70±0.20(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.5000 (estimate) |
| MDL | MFCD00006667 |
| Physical and Chemical Properties | Colorless rhombic or leaflike crystals or white powder. Melting point 176 ℃ (decomposition). Soluble in hot water and strong yellow, soluble in 1200 times cold water. Soluble in ethanol and lye, insoluble in ether. |
5-Nitrobarbitursαure - Risk and Safety
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S36 - Wear suitable protective clothing. |
| RTECS | CQ7300000 |
| HS Code | 29335400 |
| Hazard Class | IRRITANT |
5-Nitrobarbitursαure - Reference Information
| chemical properties | colorless rhombus or leaf-like crystals or white powder. Melting point 176 ℃ (decomposition). Soluble in hot water and strong yellow, soluble in 1200 times cold water. Soluble in ethanol and lye, insoluble in ether. |
| use | orange is a reagent for measuring trace potassium and is used to precipitate alkaloids. |
| production method | barbitic acid can be nitrified with fuming nitric acid below 40 ℃ to obtain 5-nitrobarbitic acid with a yield of 85-90%. |
| EPA chemical information | information provided by: ofmpub.epa.gov (external link) |
Last Update：2024-04-09 21:04:16
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