2,5-Dibromoterephthalic Acid - ≥98% , CAS No.13731-82-3

CAS: 13731-82-3 Cat. No.: D138185 Molecular Weight: 323.92 Beilstein Registry Number: 9(3)4258 EC Number: 237-300-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
1, 2,5-dibromo- | 1,4-Dibromo-2,5-benzenedicarboxylic acid | NSC115430 | AKOS000120839 | CCG-234128 | PS-7035 | VUTICWRXMKBOSF-UHFFFAOYSA-N | 2-(3-Pyridinyl)-1H-benzimidazole | AH-034/04858062 | AMY296 | DTXSID4065600 | 2,5-Dibromoterephtalicacid | MFCD00
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
D138185-1g
3
$9.90
5g
D138185-5g
5
$10.90
25g
D138185-25g
4

$30.90

$46.90
Save $16.00 (34.12%)
100g
D138185-100g
5

$122.90

$184.90
Save $62.00 (33.53%)
500g
D138185-500g
1

$613.90

$920.90
Save $307.00 (33.34%)
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 6 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
1, 2, 5-dibromo- | 1, 4-Dibromo-2, 5-benzenedicarboxylic acid | NSC115430 | AKOS000120839 | CCG-234128 | PS-7035 | VUTICWRXMKBOSF-UHFFFAOYSA-N | 2-(3-Pyridinyl)-1H-benzimidazole | AH-034/04858062 | AMY296 | DTXSID4065600 | 2, 5-Dibromoterephtalicacid | MFCD00
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid504755699
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504755699
Canonical SmilesC1=C(C(=CC(=C1Br)C(=O)O)Br)C(=O)O
IUPAC Name2,5-dibromoterephthalic acid
InChIKeyVUTICWRXMKBOSF-UHFFFAOYSA-N
INCHI1S/C8H4Br2O4/c9-5-1-3(7(11)12)6(10)2-4(5)8(13)14/h1-2H,(H,11,12)(H,13,14)
Isomeric SMILES C1=C(C(=CC(=C1Br)C(=O)O)Br)C(=O)O
Molecular Weight 323.92
Beilstein 9(3)4258
Reaxy-Rn 1971486
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1971486&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Phthalic acid and derivatives
Direct ParentP-phthalic acid and derivatives
Alternative Parents Halobenzoic acids  3-halobenzoic acids  2-halobenzoic acids  Benzoic acids  Benzoyl derivatives  1-carboxy-2-haloaromatic compounds  Bromobenzenes  Dicarboxylic acids and derivatives  Aryl bromides  Vinylogous halides  Organooxygen compounds  Organobromides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Para_phthalic_acid - Halobenzoic acid - 3-halobenzoic acid - 2-halobenzoic acid - Halobenzoic acid or derivatives - 3-halobenzoic acid or derivatives - 2-halobenzoic acid or derivatives - Benzoic acid - 1-carboxy-2-haloaromatic compound - Benzoyl - Bromobenzene - Halobenzene - Aryl bromide - Aryl halide - Dicarboxylic acid or derivatives - Vinylogous halide - Carboxylic acid derivative - Carboxylic acid - Organobromide - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Organohalogen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as p-phthalic acid and derivatives. These are compounds containing a benzene ring bearing a carboxylic acid group at ring carbon atoms 1 and 4.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

18 results found

Lot NumberCertificate TypeDateItem
H2209274Certificate of AnalysisFeb 04, 2026 D138185
H2209273Certificate of AnalysisFeb 04, 2026 D138185
L2523057Certificate of AnalysisDec 11, 2025 D138185
L2508127Certificate of AnalysisDec 11, 2025 D138185
F2510208Certificate of AnalysisJun 20, 2025 D138185
D2521027Certificate of AnalysisApr 26, 2025 D138185
F2325495Certificate of AnalysisApr 09, 2025 D138185
F2325492Certificate of AnalysisApr 09, 2025 D138185
L2425217Certificate of AnalysisJul 29, 2024 D138185
G2423074Certificate of AnalysisJul 29, 2024 D138185
K2104099Certificate of AnalysisAug 07, 2023 D138185
K2104160Certificate of AnalysisAug 07, 2023 D138185
K2104246Certificate of AnalysisAug 07, 2023 D138185
J2009082Certificate of AnalysisAug 10, 2022 D138185
H2209271Certificate of AnalysisJun 13, 2022 D138185
I2304028Certificate of AnalysisJun 13, 2022 D138185
K2301068Certificate of AnalysisJun 13, 2022 D138185
F2325494Certificate of AnalysisJun 21, 2021 D138185

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Chemical and Physical Properties
SolubilitySoluble in methanol
Melt Point(°C)318°C
Molecular Weight323.920 g/mol
XLogP32.400
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass323.846 Da
Monoisotopic Mass321.848 Da
Topological Polar Surface Area74.600 Ų
Heavy Atom Count14
Formal Charge0
Complexity230.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Xintong Li, Xin Wu, Bo Li, Shoufeng Zhang, Yizhe Liu, Zhen Li, Dong Zhang, Xue Wang, Qidi Sun, Danpeng Gao, Chunlei Zhang, Wei-Hsiang Huang, Chu-Chen Chueh, Chi-Liang Chen, Shangfeng Yang, Shuang Xiao, Zilong Wang, Zonglong Zhu.  (2023)  Efficient Solar-Driven Water Splitting Enabled by Perovskite Photovoltaics and a Halogen-Modulated Metal–Organic Framework Electrocatalyst.  ACS Nano,      [PMID:38009599] [10.1021/acsnano.3c05583]
2. Jiayou Liu, Xiaoxiang Huang, Linfeng Liu, Qianqian Nie, Zhongchao Tan, Hesheng Yu.  (2022)  New insights into the removal of nitric oxide using UiO-66-NH2: Synergistic photooxidation and subsequent adsorption.  Journal of Environmental Chemical Engineering,      [PMID:] [10.1016/j.jece.2022.108294]
3. Bin Wu, Denggerile Ao, Jun Ai, Lu Ga.  (2025)  Bimetallic MOF ratio fluorescent probe for tetracycline detection, afterglow characterization and its fingerprinting study.  JOURNAL OF LUMINESCENCE,      [PMID:] [10.1016/j.jlumin.2025.121452]
4. Dongxu Shen, Yarong Liu, Chongchong Chen, Zhirong Yang, Hao Li, Shanghao Xiao, Wenjia Wu, Jingtao Wang.  (2025)  Tuning Electron Cloud Density in MOF Nanosheets for Enhanced Proton Conduction in PEMFCs.  ADVANCED FUNCTIONAL MATERIALS,      [PMID:] [10.1002/adfm.202515358]
5. Peng Hu, Jialang Hu, Long Li, Gui Shi, Mingyuan Jiang, Yuhan Chen, Lvming Jin, Chao Xiong, Hongbing Ji.  (2025)  Self-adjusted MOF pore environment through realigning adsorption orientation of guests for boosting separation of gaseous C1-C3 alkanes.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2025.133289]
6. Chuang Wang, Jing Zhang, Yu-Xin Wang, Dan-Dan Kong, Jian-Xin Lv, Yuan-Yuan Zhang, Xue-Li Li, Xin-Xin Kang, Meng-Yue Guo, Jiao-Yang Luo, Mei-Hua Yang.  (2025)  Preparation and Application of Magnetic Microporous Organic Networks for Rapid Adsorption Enrichment of Multiple Mycotoxins in Complex Food Matrices.  Foods,  14  (23): (3984).  [PMID:41375922] [10.3390/foods14233984]
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