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2-(2-Hydroxyphenyl)benzothiazole

CAS No.
3411-95-8
Chemical Name:
2-(2-Hydroxyphenyl)benzothiazole
Synonyms
Nsc 5051;Nsc 58548;TIMTEC-BB SBB005787;2-(2-Hydroxyphenyl)b;(2-Benzothiazolyl)phenol;o-(2-Benzothiazoyl)phenol;2-benzothiazol-2-ylphenol;O-(2-BENZOTHIAZOLYL)PHENOL;2-(2-BENZOTHIAZOLYL)PHENOL;2-(2-benzothiazolyl)-pheno
CBNumber:
CB0218294
Molecular Formula:
C13H9NOS
Molecular Weight:
227.28
MDL Number:
MFCD00022869
MOL File:
3411-95-8.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-08-28 09:47:34

2-(2-Hydroxyphenyl)benzothiazole Properties

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
InChI 1S/C13H9NOS/c15-11-7-3-1-5-9(11)13-14-10-6-2-4-8-12(10)16-13/h1-8,15H
InChIKey MVVGSPCXHRFDDR-UHFFFAOYSA-N
SMILES Oc1ccccc1-c2nc3ccccc3s2
CAS DataBase Reference 3411-95-8(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 40UQ1I362I
NIST Chemistry Reference Phenol, o-(2-benzothiazolyl)-(3411-95-8)
EPA Substance Registry System Phenol, 2-(2-benzothiazolyl)- (3411-95-8)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-37/39-24/25
WGK Germany  3
RTECS  SJ7360000
Hazard Note  Irritant
TSCA  TSCA listed
HS Code  29342000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
0
1 0

2-(2-Hydroxyphenyl)benzothiazole price More Price(57)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 632589 2-(2-Hydroxyphenyl)benzothiazole 97% 3411-95-8 5g $56.8 2026-04-30 Buy
Sigma-Aldrich 632589 2-(2-Hydroxyphenyl)benzothiazole 97% 3411-95-8 25g $93.2 2026-04-30 Buy
TCI Chemical H0973 2-(2-Hydroxyphenyl)benzothiazole >98.0%(HPLC)(T) 3411-95-8 5g $34 2026-04-30 Buy
TCI Chemical H0973 2-(2-Hydroxyphenyl)benzothiazole >98.0%(HPLC)(T) 3411-95-8 25g $135 2026-04-30 Buy
Usbiological 280055 2-(2-Hydroxyphenyl)benzothiazole Asreported 3411-95-8 10g $333 2026-06-03 Buy
Product number Packaging Price Buy
632589 5g $56.8 Buy
632589 25g $93.2 Buy
H0973 5g $34 Buy
H0973 25g $135 Buy
280055 10g $333 Buy

2-(2-Hydroxyphenyl)benzothiazole Chemical Properties, Uses, Production

Synthesis

Robert G. Charles et al. used salicylamide and o-aminobenzylthiol as starting materials, reacted them in an oil bath at 220℃ for 4-5 h, and then obtained the final product 2-(2-hydroxyphenyl)benzothiazole after vacuum distillation, recrystallization purification, and drying, with a yield of 72% [1]. The reaction is shown in Figure 1. This synthetic route does not require the addition of solvent and is quick to operate, but the starting material o-aminobenzylthiol is highly toxic, and the reaction temperature is high, so protective measures must be taken during the operation.

Chemical Properties

Off-white to yellow powder

Uses

Fluorescent substances such as 2-(2-hydroxyphenyl)benzothiazole have been extensively studied by chemists worldwide as luminescent materials for OLEDs. 2-(2-hydroxyphenyl)benzothiazole is primarily used as a luminescent material.

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.]

90-02-8
137-07-5
3411-95-8
Synthesis of 2-(2-Hydroxyphenyl)benzothiazole from Salicylaldehyde and 2-Aminobenzenethiol
Global Suppliers ( 232)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
INTATRADE GmbH +49 3493/605464 sales@intatrade.de Germany 3563 66
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Ark Pharm, Inc. 847-367-3680 sales@arkpharminc.com United States 1669 56
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16306 64

View Latest Price from 2-(2-Hydroxyphenyl)benzothiazole manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-(2-Hydroxyphenyl)benzothiazole pictures 2024-07-25 2-(2-Hydroxyphenyl)benzothiazole
3411-95-8
$1.00 1Kg 98% 20T Shaanxi Dideu Medichem Co. Ltd
2-(2-Hydroxyphenyl)benzothiazole pictures 2021-08-12 2-(2-Hydroxyphenyl)benzothiazole
3411-95-8
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
2-(2-Hydroxyphenyl)benzothiazole pictures 2021-07-02 2-(2-Hydroxyphenyl)benzothiazole
3411-95-8
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
2-(2-BENZOTHIAZOLYL)PHENOL 2-(2-HYDROXYPHENYL)BENZOTHIAZOLE 2-(BENZO[D]THIAZOL-2-YL)PHENOL 2-(O-HYDROXYPHENYL)BENZOTHIAZOLE TIMTEC-BB SBB005787 O-(2-BENZOTHIAZOLYL)PHENOL 2-(1,3-Benzothiazol-2-yl)phenol 2-(2-benzothiazolyl)-pheno 2-(Hydroxyphenyl)benzothiazole o-(2-Benzothiazoyl)phenol Phenol, 2-(2-benzothiazolyl)- O-hydroxyphenylbenzothiazole 2-(2-Hydroxyphenyl)benzothiazole, 99% 5GR 2-(1,3-Benzothiazol-2-yl)phenol 98% 2-(2-Hydroxyphenyl)-1,3-benzothiazole 2-(2-Hydroxyphenyl)benzothiazole 98% 2-(2-Hydroxyphenyl)benzothiazole, GC 99% 2-(2-Hydroxyphenyl)Benzthiazole 2-(2-Hydroxyphenyl)benzothiazole, 98+% 2-benzothiazol-2-ylphenol o-(Benzothiazol-2-yl)phenol 2-(2-Hydroxyphenl)Benzothiazole 2-(2-Hydroxyphenyl)benzothiazole,99% (2-Benzothiazolyl)phenol 2-(2-Hydroxyphenyl)b 2-(2-Hydroxyphenyl)-1,3-benzothiazole 98% Phenol, O-2-benzothiazolyl- Nsc 5051 Nsc 58548 JR-6665, 2-(Benzo[d]thiazol-2-yl)phenol, 97% 2-(2-Hydroxyphenyl)benzothiazole> 2-(2'-Hydroxyphenyl)benzothiazole 2-(2'-Hydroxy-phenyl)-benzo[d]thiazole 2-(2-hydroxyphenyl)benzenebenzothiazole 3411-95-8 C13H9NOS Thiazoles Heterocyclic Building Blocks Building Blocks Fluorescent Building Blocks Heterocyclic Building Blocks Thiazoles