2-(2-Hydroxyphenyl)benzothiazole
- CAS NO.：3411-95-8
- Empirical Formula: C13H9NOS
- Molecular Weight: 227.28
- MDL number: MFCD00022869
- EINECS: 222-299-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:12:53
What is 2-(2-Hydroxyphenyl)benzothiazole?
Chemical properties
Off-white to yellow powder
Definition
ChEBI: 2-(1,3-benzothiazol-2-yl)phenol is a member of the class of benzothiazoles that is 1,3-benzothiazole substituted by a 2-hydroxyphenyl group at position 2. It has a role as a geroprotector. It is a member of phenols and a member of benzothiazoles.
Purification Methods
Recrystallise it several times from aqueous EtOH or dilute AcOH and sublime it. [Itoh & Fujiwara J Am Chem Soc 107 1561 1985, Bogert & Corbitt J Am Chem Soc 48 786 1926, Beilstein 27 II 91.]
Properties of 2-(2-Hydroxyphenyl)benzothiazole
| Melting point: | 128-132 °C (lit.) |
| Boiling point: | 175-193 °C |
| Density | 1.2168 (rough estimate) |
| refractive index | 1.6800 (estimate) |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| solubility | Solubility Insoluble in water; soluble in ethanol |
| form | Solid |
| pka | 8.21(at 25℃) |
| color | White to Light yellow |
| PH Range | Non0 uorescence (<9.3) to blue-green 0 uorescence (9.3) |
| BRN | 173026 |
| Major Application | Organic light emitting devices, electroluminescent devices, laser dyes, photography, plastic scintillation applications, herbicides, eyeglass lenses, cosmetics |
| CAS DataBase Reference | 3411-95-8(CAS DataBase Reference) |
| NIST Chemistry Reference | Phenol, o-(2-benzothiazolyl)-(3411-95-8) |
| EPA Substance Registry System | Phenol, 2-(2-benzothiazolyl)- (3411-95-8) |
Safety information for 2-(2-Hydroxyphenyl)benzothiazole
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
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. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-(2-Hydroxyphenyl)benzothiazole
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