CAS 4264-83-9|PNPP
Introduction：Basic information about CAS 4264-83-9|PNPP, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | PNPP | ||
|---|---|---|---|
| CAS Number | 4264-83-9 | Molecular Weight | 219.089 |
| Density | 1.7±0.1 g/cm3 | Boiling Point | 457.8±47.0 °C at 760 mmHg |
| Molecular Formula | C6H4NNa2O6P | Melting Point | >300 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 230.7±29.3 °C |
| Symbol | GHS05, GHS08 | Signal Word | Danger |
Names
| Name | Disodium 4-nitrophenylphosphate |
|---|---|
| Synonym | More Synonyms |
PNPP BiologicalActivity
| Description | PNPP is a non-proteinaceous chromogenic substrate for alkaline and acid phosphatases used in ELISA and conventional spectrophotometric assays. |
|---|---|
| Related Catalog | Research Areas >>OthersDye Reagents |
| In Vitro | Phosphatases catalyze the hydrolysis of PNPP liberating inorganic phosphate and the conjugate base of para-nitrophenol (pNP). The resulting phenolate is yellow, with a maximal absorption at 405 nm[1]. |
Chemical & Physical Properties
| Density | 1.7±0.1 g/cm3 |
|---|---|
| Boiling Point | 457.8±47.0 °C at 760 mmHg |
| Melting Point | >300 °C(lit.) |
| Molecular Formula | C6H4NNa2O6P |
| Molecular Weight | 219.089 |
| Flash Point | 230.7±29.3 °C |
| Exact Mass | 218.993271 |
| PSA | 128.05000 |
| LogP | 0.37 |
| Vapour Pressure | 0.0±1.2 mmHg at 25°C |
| Index of Refraction | 1.617 |
| InChIKey | VIYFPAMJCJLZKD-UHFFFAOYSA-L |
| SMILES | O=[N+]([O-])c1ccc(OP(=O)([O-])[O-])cc1.[Na+].[Na+] |
| Storage condition | 2-8°C |
| Stability | Stable, but may be light sensitive. Incompatible with strong acids, strong bases, strong oxidizing agents. |
| Water Solubility | H2O: 1 tablet/3 mL 25 mM, clear, light yellow |
Safety Information
| Symbol | GHS05, GHS08 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H290-H315-H318-H373 |
| Precautionary Statements | P260-P280-P305 + P351 + P338 + P310 |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36-S24/25-S23 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2919900090 |
Customs
| HS Code | 2919900090 |
|---|---|
| Summary | 2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |
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Synonyms
| 4-Nitrophenyl dihydrogen phosphate |
| disodium,(4-nitrophenyl) phosphate |
| 4-Nitrophenylphosphoric Acid Disodium Salt |
| 4-Nitrophenyl phosphate disodium salt |
| Phosphoric acid mono(4-nitrophenyl) ester |
| 4-Nitrophenyl phosphate disodium salt hexahydrate |
| p-Nitrophenyl Phosphate Liquid Substrate System |
| p-nitro-Phenol dihydrogen phosphate |
| 4-Nitrophenyl phosphate,disodium salt,hexahydrate |
| para-Nitrophenylphosphate |
| EINECS 224-246-5 |
| MFCD00007319 |
| Phosphoric acid mono(p-nitrophenyl) ester |
| Phosphoric acid, mono(4-nitrophenyl) ester |
| Sodium 4-nitrophenyl phosphate |
| PNPP |
