Basic Description

Synonyms	TBPB \| NSC11236 \| Phenol, 4,4'-(4,5,6,7-tetrabromo-1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromo- \| Q27288730 \| o-Toluenesulfonic acid,4,5,6-tetrabromo-.alpha.,.alpha.-bis(3,5-dibromo-4-hydroxyphenyl)-.alpha.-hydroxy- \| PHENOL, 4,4'-(4,5,6,7-T
Specifications & Purity	high-purity, ≥95%(HPLC)
Biochemical and Physiological Mechanisms	Tetrabromophenol Blue (TBPB) belongs to the group of sulfonephthalein acid-base indicators. It is employed in the potentiometric titration of the halogens with Hg2(NO3)2. In addition, it has been used as a dye indicator in urine dipstick test to detect pr
Storage Temp	Argon charged
Shipped In	Normal
Grade	high-purity

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Benzofurans
    - Subclass Benzofuranones

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Benzofurans
Subclass	Benzofuranones
Intermediate Tree Nodes	Not available
Direct Parent	Benzofuranones
Alternative Parents	Phthalides Benzoxathioles O-bromophenols Bromobenzenes Organosulfonic acid esters Aryl bromides Oxacyclic compounds Organooxygen compounds Organobromides Organic oxides Hydrocarbon derivatives
Molecular Framework	Aromatic heteropolycyclic compounds
Substituents	Benzofuranone - Phthalide - Benzoxathiole - 2-halophenol - 2-bromophenol - Bromobenzene - Phenol - Halobenzene - Aryl bromide - Aryl halide - Monocyclic benzene moiety - Benzenoid - Organosulfonic acid ester - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Oxacycle - Organooxygen compound - Organic oxygen compound - Hydrocarbon derivative - Organic oxide - Organobromide - Organohalogen compound - Aromatic heteropolycyclic compound
Description	This compound belongs to the class of organic compounds known as benzofuranones. These are organic compounds containing a benzene ring fused to a furanone.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	488185525
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488185525
IUPAC Name	2,6-dibromo-4-[4,5,6,7-tetrabromo-3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]phenol
INCHI	InChI=1S/C19H6Br8O5S/c20-7-1-5(2-8(21)16(7)28)19(6-3-9(22)17(29)10(23)4-6)11-12(24)13(25)14(26)15(27)18(11)33(30,31)32-19/h1-4,28-29H
InChIKey	QPMIVFWZGPTDPN-UHFFFAOYSA-N
Smiles	C1=C(C=C(C(=C1Br)O)Br)C2(C3=C(C(=C(C(=C3Br)Br)Br)Br)S(=O)(=O)O2)C4=CC(=C(C(=C4)Br)O)Br
Isomeric SMILES	C1=C(C=C(C(=C1Br)O)Br)C2(C3=C(C(=C(C(=C3Br)Br)Br)Br)S(=O)(=O)O2)C4=CC(=C(C(=C4)Br)O)Br
WGK Germany	3
PubChem CID	78159
Molecular Weight	985.54
Beilstein	378438
Reaxy-Rn	378438

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

12 results found

Lot Number	Certificate Type	Date	Item
F2510682	Certificate of Analysis	May 23, 2025	T100507
F2517726	Certificate of Analysis	May 23, 2025	T100507
F2301497	Certificate of Analysis	Mar 04, 2025	T100507
B2318732	Certificate of Analysis	Nov 11, 2024	T100507
B2318755	Certificate of Analysis	Nov 11, 2024	T100507
B2318749	Certificate of Analysis	Nov 05, 2024	T100507
K2119660	Certificate of Analysis	Aug 15, 2023	T100507
F2301496	Certificate of Analysis	May 20, 2023	T100507
F2117233	Certificate of Analysis	Mar 15, 2023	T100507
F2117232	Certificate of Analysis	Mar 09, 2023	T100507
I2021080	Certificate of Analysis	Jul 21, 2022	T100507
G2221264	Certificate of Analysis	Jun 04, 2022	T100507

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Chemical and Physical Properties

Solubility	Soluble in water
Sensitivity	Moisture sensitive
Melt Point(°C)	204°C
Molecular Weight	985.500 g/mol
XLogP3	8.800
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	2
Exact Mass	985.332 Da
Monoisotopic Mass	977.34 Da
Topological Polar Surface Area	92.200 Å²
Heavy Atom Count	33
Formal Charge	0
Complexity	791.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Citations of This Product

How to Cite Aladdin Scientific Products?

1. Nie Beixi, Zhao Shaoyu, Deng Muhan, Yu Peng, Yang Yi, Lei Weixin, Yin Lu. (2021) Single-Layered Paper-Based Microfluidic Devices Made by Paint-Spraying Technique with Great Barrier Resistance for Colorimetric Assays. JOURNAL OF THE BRAZILIAN CHEMICAL SOCIETY, 32 (3): (599-608).
2. Qian Liu, Penghui Ren, Xiaofei Wang, Yuanzuo Li, Yanhui Yang. (2018) Experimental and Theoretical Investigation of the Photoelectrical Properties of Tetrabromophenol Blue- and Bromoxylenol Blue-Based Solar Cells. Journal of Nanomaterials, 2018 (9720595).
3. Tingting Chen, Liyuan Zhang, Yizhen Chen, Renhui Qiu, Wendi Liu. (2024) Non-isothermal curing kinetics of soybean oil-based resins: Effect of initiator and reactive diluent. PROGRESS IN ORGANIC COATINGS, 188 (108178).
4. Guangju Liu, Na Li, Xiang Gao. (2025) Novel sulfonylimide photo-acid generators for deep ultraviolet photoresist with improved acid diffusion inhibition performance through retarding the anion diffusion. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY, 463 (116279).

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SKU	Size	Availability	Price	Qty
T100507-1g	1g	3	$39.90
T100507-5g	5g	3	$154.90

Tetrabromophenol blue - high-purity,≥95.0%(HPLC), high purity , CAS No.4430-25-5