Ethyl Red, pure
Ethyl Red
CAS: 76058-33-8
Molecular Formula: C17H19N3O2
Ethyl Red, pure - Names and Identifiers
| Name | Ethyl Red |
| Synonyms | Ethyl Red ETHYL RED Diethyl red DIETHYL RED Ethyl Red, pure LABOTEST-BB LT00452774 Ethyl Red [not Cyanin dyes] 2-(4-Diethylaminophenylazo)benzoic acid 2-[4-(DIETHYLAMINO)PHENYLAZO]BENZOIC ACID 2-[4-(Diethylamino)phenylazo]benzoic acid 4-(DIETHYLAMINO)AZOBENZENE-2'-CARBOXYLIC ACID 2-{(E)-[4-(diethylamino)phenyl]diazenyl}benzoate |
| CAS | 76058-33-8 |
| EINECS | 999-999-2 |
| InChI | InChI=1/C17H19N3O2/c1-3-20(4-2)14-11-9-13(10-12-14)18-19-16-8-6-5-7-15(16)17(21)22/h5-12H,3-4H2,1-2H3,(H,21,22)/p-1/b19-18+ |
Ethyl Red, pure - Physico-chemical Properties
| Molecular Formula | C17H19N3O2 |
| Molar Mass | 297.35 |
| Density | 1.0871 (rough estimate) |
| Melting Point | 135 °C |
| Boling Point | 438.86°C (rough estimate) |
| Flash Point | 254.3°C |
| Solubility | Solubility Almost insoluble in water; slightly soluble in ethanol, soluble in benzene |
| Vapor Presure | 1.09E-10mmHg at 25°C |
| Appearance | powder |
| Color | Red |
| Maximum wavelength(λmax) | ['447nm'] |
| BRN | 3366056 |
| pKa | 5.42(at 25℃) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.6500 (estimate) |
| MDL | MFCD00002427 |
Ethyl Red, pure - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R32 - Contact with acids liberates very toxic gas R20/21 - Harmful by inhalation and in contact with skin. |
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| HS Code | 29270000 |
Ethyl Red, pure - Reference Information
| pH range of acid-base indicator discoloration | Red (4.5) to yellow (6.5) |
| Main application | Optical materials, photoresistance, flexible electronic circuit, adhetions, textiles, method for counting leucocytes, enzymebinding populations, DNA chips |
Last Update：2024-04-09 15:16:52
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