5-HYDROXYSALICYLALDEHYDE
2,5-Dihydroxybenzaldehyde
CAS: 1194-98-5
Molecular Formula: C7H6O3
5-HYDROXYSALICYLALDEHYDE - Names and Identifiers
| Name | 2,5-Dihydroxybenzaldehyde |
| Synonyms | GENTISALDEHYDE GENTISINALDEHYDE GENTISIC ALDEHYDE 5-HYDROXYSALICYLALDEHYDE 2,5-DIHYDROXYBENZALDEHYDE 2,5-Dihydroxybenzaldchyde 2,5-Dihydroxybenzaldehyde Benzaldehyde, 2,5-dihydroxy- |
| CAS | 1194-98-5 |
| EINECS | 214-789-6 |
| InChI | InChI=1/C7H6O3/c8-4-5-3-6(9)1-2-7(5)10/h1-4,9-10H |
| InChIKey | CLFRCXCBWIQVRN-UHFFFAOYSA-N |
5-HYDROXYSALICYLALDEHYDE - Physico-chemical Properties
| Molecular Formula | C7H6O3 |
| Molar Mass | 138.12 |
| Density | 1.2667 (rough estimate) |
| Melting Point | 97-99 °C (lit.) |
| Boling Point | 213.5°C (rough estimate) |
| Flash Point | 135.1°C |
| Water Solubility | soluble |
| Solubility | Soluble in water, alcohol and ether |
| Vapor Presure | 0.0029mmHg at 25°C |
| Appearance | Yellow |
| Color | Yellow to khaki-green |
| BRN | 1363961 |
| pKa | 8.89±0.18(Predicted) |
| Storage Condition | Store below +30°C. |
| Sensitive | Air Sensitive |
| Refractive Index | 1.4797 (estimate) |
| MDL | MFCD00003333 |
5-HYDROXYSALICYLALDEHYDE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R43 - May cause sensitization by skin contact |
| 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. S37/39 - Wear suitable gloves and eye/face protection S26,37/39 - S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29124990 |
| Hazard Note | Irritant |
5-HYDROXYSALICYLALDEHYDE - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | 2,5-dihydroxybenzaldehyde is a useful organic synthetic compound. used in pharmaceutical and dye chemical synthesis intermediates |
| application | 2,5-dihydroxybenzaldehyde can be used as an intermediate in pharmaceutical and dye chemical synthesis, and can be used in laboratory research and development process and chemical pharmaceutical synthesis process. |
| biological activity | 2,5-Dihydroxybenzaldehyde (Gentisaldehyde) is a natural antimicrobial agent that can inhibit the growth of Mycobacterium avium subsp. paratuberculosis. 2. It also showed antibacterial activity against Staphylococcus aureus strains with MIC50 of 500 mg/L. |
| target | MIC50: 500 mg/L ( S. aureus ) Mycobacterium avium subsp. paratuberculosis |
Last Update：2024-04-09 21:21:28
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