Basic Description

Synonyms	QNVNLUSHGRBCLO-UHFFFAOYSA- \| 95UD7B188K \| 5-HIPA \| Z104477544 \| AC-11758 \| W-105086 \| 5-Hydoxyisophthalic acid \| AKOS000120371 \| EC 210-565-7 \| EINECS 210-565-7 \| NSC 302088 \| SY006430 \| EN300-20270 \| 4-10-00-02098 (Beilstein Handbook Reference) \| MFCD000
Specifications & Purity	≥98%
Shipped In	Normal

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Benzenoids
  - Class Benzene and substituted derivatives
    - Subclass Benzoic acids and derivatives
      - Level5 Phthalic acid and derivatives
        Level6 M-phthalic acid and derivatives

Kingdom	Organic compounds
Superclass	Benzenoids
Class	Benzene and substituted derivatives
Subclass	Benzoic acids and derivatives
Intermediate Tree Nodes	Phthalic acid and derivatives
Direct Parent	M-phthalic acid and derivatives
Alternative Parents	Hydroxybenzoic acid derivatives Benzoic acids Benzoyl derivatives 1-hydroxy-4-unsubstituted benzenoids 1-hydroxy-2-unsubstituted benzenoids Dicarboxylic acids and derivatives Carboxylic acids Organooxygen compounds Organic oxides Hydrocarbon derivatives
Molecular Framework	Aromatic homomonocyclic compounds
Substituents	Meta_phthalic_acid - Hydroxybenzoic acid - Benzoic acid - Benzoyl - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Dicarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic homomonocyclic compound
Description	This compound belongs to the class of organic compounds known as m-phthalic acid and derivatives. These are aromatic compounds containing a benzene ring bearing a carboxylic acid group at ring carbon atoms 1 and 2.
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	488184269
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488184269
IUPAC Name	5-hydroxybenzene-1,3-dicarboxylic acid
INCHI	InChI=1S/C8H6O5/c9-6-2-4(7(10)11)1-5(3-6)8(12)13/h1-3,9H,(H,10,11)(H,12,13)
InChIKey	QNVNLUSHGRBCLO-UHFFFAOYSA-N
Smiles	C1=C(C=C(C=C1C(=O)O)O)C(=O)O
Isomeric SMILES	C1=C(C=C(C=C1C(=O)O)O)C(=O)O
WGK Germany	2
RTECS	CZ4280000
Molecular Weight	182.13
Beilstein	2693561
Reaxy-Rn	2693561
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2693561&ln=

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.

19 results found

Lot Number	Certificate Type	Date	Item
E2129202	Certificate of Analysis	Mar 04, 2025	H123715
J2425450	Certificate of Analysis	Sep 12, 2024	H123715
J2425829	Certificate of Analysis	Sep 12, 2024	H123715
J2425836	Certificate of Analysis	Sep 12, 2024	H123715
J2425837	Certificate of Analysis	Sep 12, 2024	H123715
J2425838	Certificate of Analysis	Sep 12, 2024	H123715
I2410073	Certificate of Analysis	Jul 09, 2024	H123715
I2410074	Certificate of Analysis	Jul 09, 2024	H123715
E23061062	Certificate of Analysis	Apr 01, 2023	H123715
E23061054	Certificate of Analysis	Apr 01, 2023	H123715
I2320020	Certificate of Analysis	Apr 01, 2023	H123715
L2301016	Certificate of Analysis	Apr 01, 2023	H123715
E23061053	Certificate of Analysis	Apr 01, 2023	H123715
E23061059	Certificate of Analysis	Apr 01, 2023	H123715
E23061071	Certificate of Analysis	Apr 01, 2023	H123715
C23101238	Certificate of Analysis	Mar 22, 2023	H123715
C2311725	Certificate of Analysis	Mar 22, 2023	H123715
C23101228	Certificate of Analysis	Mar 22, 2023	H123715
G2208141	Certificate of Analysis	Jul 09, 2022	H123715

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Chemical and Physical Properties

Melt Point(°C)	298-302°C
Molecular Weight	182.130 g/mol
XLogP3	0.700
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	2
Exact Mass	182.022 Da
Monoisotopic Mass	182.022 Da
Topological Polar Surface Area	94.800 Å²
Heavy Atom Count	13
Formal Charge	0
Complexity	203.000
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. Yuan Liu, Binghui Xue, Jiadong Chen, Yuyan Lai, Panchao Yin. (2023) The Coordination Nanocages-Integrated Polymer Brush Networks for Flexible Microporous Membranes with Exceptional H2/CO2 Separation Performance. MACROMOLECULAR RAPID COMMUNICATIONS, 44 (24): (2300477).
2. Yifei Wu, Kun Wu, Fei Xiao, Enxiang Jiao, Jun Shi, Mangeng Lu. (2023) High thermal conductivity and excellent mechanical properties of liquid crystal co-polyester based on hydron bond. JOURNAL OF APPLIED POLYMER SCIENCE, 140 (25): (e53951).
3. Wenjuan Fan, Hui Chang, Wenju Pang, Yufeng Li, Chuanhai Xiao, Yan Jiang, Zhiqiang Jiang, Guangfu Yin. (2023) Ultra-thin nanosheet assembled 3D honeycomb-like Zn0.5Cd0.5S for boosting photocatalytic H2 evolution. SEPARATION AND PURIFICATION TECHNOLOGY, 309 (123102).
4. Zhenzhen Wang, Zhiyong Li, Huiyong Wang, Yang Zhao, Qingchun Xia, Jikuan Qiu, Jianji Wang. (2022) Regulating the Pore Microenvironment of Microporous Metal–Organic Frameworks for Efficient Adsorption of Low-Concentration Ammonia. ACS Sustainable Chemistry & Engineering, 10 (33): (10945–10954).
5. Hui-Chao GUAN, Xiao-Tong SONG, Gui-Bao LIU, Shu-Mei YUE. (2022) Syntheses, Crystal Structures and DNA-Binding Properties of Zn(II) and Mn(II) Complexes Based on Imidazole Derivatives and Carboxylic Acid. CHINESE JOURNAL OF STRUCTURAL CHEMISTRY, 41 (2203260).
6. Liying Guo, Jinghua Du, Chengbin Li, Gaohong He, Yonghou Xiao. (2021) Facile synthesis of hierarchical micro-mesoporous HKUST-1 by a mixed-linker defect strategy for enhanced adsorptive removal of benzothiophene from fuel. FUEL, 300 (120955).
7. Geng Liu, Shuang Wang, Tiejun Mao, Fengxiang Liu, Xu Wang, Jinsheng Li, Di Wang. (2020) High temperature all-solid flexible supercapacitor based on novel cross-linked polybenzimidazole electrolyte. Journal of Energy Storage, 32 (101901).
8. Tiejun Mao, Hao Chen, Jinsheng Li, Fengxiang Liu, Xu Wang, Shuang Wang. (2020) Hydroxypolybenzimidazole Electrolyte with Excellent Stability for High Power Density All-Solid-State Supercapacitors. ACS Applied Energy Materials, 3 (6): (5163–5172).
9. Xu Wang, Shuang Wang, Chang Liu, Jinsheng Li, Fengxiang Liu, Xue Tian, Hao Chen, Tiejun Mao, Jingmei Xu, Zhe Wang. (2018) Cage-like cross-linked membranes with excellent ionic liquid retention and elevated proton conductivity for HT-PEMFCs. ELECTROCHIMICA ACTA, 283 (691).
10. Fengxiang Liu, Shuang Wang, Jinsheng Li, Xue Tian, Xu Wang, Hao Chen, Zhe Wang. (2017) Polybenzimidazole/ionic-liquid-functional silica composite membranes with improved proton conductivity for high temperature proton exchange membrane fuel cells. JOURNAL OF MEMBRANE SCIENCE, 541 (492).
11. Liang Fenglan, Lu Kuan, Yan Jingjing, Lin Weijie, Ding Wanqiu, Lu Husheng, Lin Dongting, Sakiyama Hiroshi, Ma Deyun, Qin Liang. (2016) Hydrostable coordination polymers of a methyl-functionalized 4,4′-bipyridine ligand: structure, stability, magnetic and luminescent properties. TRANSITION METAL CHEMISTRY, 41 (5): (489-498).
12. Xiaofang Liu, Wenxia Tian, Huan Liu, Yi Ma, Danqun Huo, Changjun Hou. (2024) A quenched fluorescence sensor array based on bis-lanthanide metal–organic framework for acetaldehyde detection and Baijiu discrimination. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY, 322 (124797).
13. Panpan Yang, Yifei Wu, Kunxin Wang, Hui Yang, Junxi Wan, Kun Wu, Peiwei Hong, Jun Shi. (2024) Enhanced intrinsic thermal conductivity of liquid crystalline polyester dispersed films through hydrogen bond interaction. POLYMER, 309 (127423).
14. Xianfeng Guan, Wanzhen Wu, Shuyu Zhang, Guangpeng Ma, Xinpu Zhou, Cuicui Li, Di Yu, Yu Luo, Shuang Wang. (2024) High hydrogen-bond density polymeric ionic liquid composited high temperature proton exchange membrane with exceptional long-term fuel cell performance. JOURNAL OF MEMBRANE SCIENCE, (123523).
15. Han Chen, Yuqi Liu, Tong Yan, Qi Wang, Nanhao Jin, Xinying Wang, Xiaoming Liu, Yue Zhao, Yuebin Feng, Huilong Luo, Wei Li. (2025) Iron complexes synthesized from FeOCl with carboxylic acid based ligands as Fenton-like catalysts for the highly efficient degradation of organic dyes over a wide pH range. COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, 705 (135697).
16. Shufang Zhou, Jintong Xu, Jiayi Wang, Nurimangul Muntiza, Qiliang Deng. (2025) Photochemical Transformation of Metal–Organic Frameworks Constructed by 5-Boronobenzene-1, 3-Dicarboxylic Acid, and Zinc Sulfate for Dynamic Information Encryption. Small, (2410939).
17. Xiaojing Mao, Huachang Li, Yehong Shi, Jiemin Liu, Lijun Kuai, Jijun Liu, Yan Han, Yuexi Huang, Haijiao Xie. (2025) Two Zn-based metal-organic frameworks constructed with the mixed ligands for fluorescence detection of Cu2+ and Co2+. JOURNAL OF MOLECULAR STRUCTURE, 1331 (141608).

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SKU	Size	Availability	Price
H123715-10g	10g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$34.90
H123715-25g	25g	3	$65.90
H123715-50g	50g	3	$117.90
H123715-100g	100g	4	$212.90
H123715-250g	250g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$477.90
H123715-500g	500g	1	$627.90

5-Hydroxyisophthalic Acid - 98%, high purity , CAS No.618-83-7