2,5-dihydroxybenzyl alcohol
- CAS NO.：495-08-9
- Empirical Formula: C7H8O3
- Molecular Weight: 140.14
- MDL number: MFCD06202616
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-05-25 18:01:05
What is 2,5-dihydroxybenzyl alcohol?
Definition
ChEBI: Gentisyl alcohol is an aromatic primary alcohol that is benzyl alcohol substituted by hydroxy groups at positions 2 and 5. It has a role as an antioxidant, an antineoplastic agent, an apoptosis inhibitor and a fungal metabolite. It is an aromatic primary alcohol and a member of phenols. It is functionally related to a benzyl alcohol and a hydroquinone.
Synthesis Reference(s)
Journal of the American Chemical Society, 97, p. 5272, 1975 DOI: 10.1021/ja00851a042
Purification Methods
Crystallise the alcohol from ligroin, CHCl3, AcOH or H2O. Sublime it at ~70o under high vacuum. [Beilstein 6 II 1084, 6 III 6326.]
Properties of 2,5-dihydroxybenzyl alcohol
| Melting point: | 100° |
| Boiling point: | 216.62°C (rough estimate) |
| Density | 1.2127 (rough estimate) |
| refractive index | 1.4638 (estimate) |
| pka | 10.46±0.18(Predicted) |
Safety information for 2,5-dihydroxybenzyl alcohol
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P330:Rinse mouth. P362:Take off contaminated clothing and wash before reuse. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
Computed Descriptors for 2,5-dihydroxybenzyl alcohol
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