Determine the necessary mass, volume, or concentration for preparing a solution.
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≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 13 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 504751169 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504751169 |
| Canonical Smiles | C1=CC=C(C=C1)OC(=O)C2=CC=CC=C2C(=O)OC3=CC=CC=C3 |
| IUPAC Name | diphenyl benzene-1,2-dicarboxylate |
| InChIKey | DWNAQMUDCDVSLT-UHFFFAOYSA-N |
| INCHI | 1S/C20H14O4/c21-19(23-15-9-3-1-4-10-15)17-13-7-8-14-18(17)20(22)24-16-11-5-2-6-12-16/h1-14H |
| Isomeric SMILES | C1=CC=C(C=C1)OC(=O)C2=CC=CC=C2C(=O)OC3=CC=CC=C3 |
| WGK Germany | 2 |
| RTECS | TI1935000 |
| Molecular Weight | 318.32 |
| Beilstein | 2473390 |
| Reaxy-Rn | 2473390 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2473390&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Phenylpropanoids and polyketides |
| Class | Depsides and depsidones |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Depsides and depsidones |
| Alternative Parents | Phenol esters Benzoic acid esters Phenoxy compounds Benzoyl derivatives Dicarboxylic acids and derivatives Carboxylic acid esters Organooxygen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Depside backbone - Benzoate ester - Phenol ester - Benzoic acid or derivatives - Phenoxy compound - Benzoyl - Monocyclic benzene moiety - Benzenoid - Dicarboxylic acid or derivatives - Carboxylic acid ester - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Organooxygen compound - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as depsides and depsidones. These are polycyclic compounds that is either a polyphenolic compound composed of two or more monocyclic aromatic units linked by an ester bond (depside), or a compound containing the depsidone structure (depsidone). |
| External Descriptors | diester - phthalate ester |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Oct 29, 2025 | D114129 | |
| Certificate of Analysis | Sep 16, 2025 | D114129 | |
| Certificate of Analysis | Jul 14, 2025 | D114129 | |
| Certificate of Analysis | Jul 14, 2025 | D114129 | |
| Certificate of Analysis | Jul 14, 2025 | D114129 | |
| Certificate of Analysis | Jul 14, 2025 | D114129 | |
| Certificate of Analysis | Dec 29, 2023 | D114129 | |
| Certificate of Analysis | Oct 21, 2022 | D114129 | |
| Certificate of Analysis | Jan 27, 2022 | D114129 | |
| Certificate of Analysis | Oct 15, 2021 | D114129 |
| Solubility | Insoluble in water; Soluble in Acetone |
|---|---|
| Boil Point(°C) | 257°C/14mmHg |
| Melt Point(°C) | 74-76°C |
| Molecular Weight | 318.300 g/mol |
| XLogP3 | 4.500 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 6 |
| Exact Mass | 318.089 Da |
| Monoisotopic Mass | 318.089 Da |
| Topological Polar Surface Area | 52.600 Ų |
| Heavy Atom Count | 24 |
| Formal Charge | 0 |
| Complexity | 381.000 |
| 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 |
| 1. Wenhui Li, Xuecheng Zhang, Haojie Zhang, Cheng Zhang, Yingjie Chen, Cong Li, Yonghong Hu, Xiaoping Yu, Biao Zhang, Xiaodong Lin. (2023) A Nanozymatic-Mediated Smartphone Colorimetric Sensing Platform for the Detection of Dimethyl Phthalate (DMP) and Dibutyl Phthalate (DBP). Biosensors-Basel, 13 (10): (919). [PMID:37887112] [10.3390/bios13100919] |
| 2. Qian Liu, Liulin Wei, Xiaomei Chen, Yidong Xu, Xueyun Gao, Jingchan Zhao. (2022) Three-dimensional (3D) thermal controlled polymer for simplified dispersive liquid-liquid microextraction in phthalic acid easters detection of straw. MICROCHEMICAL JOURNAL, [PMID:] [10.1016/j.microc.2022.107668] |
| 3. Shasha Zhang, Ran Wang, Yijing Wu, Zhuling Chen, Ping Tong, Yu He, Zian Lin, Zongwei Cai. (2022) One-pot synthesis of magnetic covalent organic frameworks for highly efficient enrichment of phthalate esters from fine particulate matter. JOURNAL OF CHROMATOGRAPHY A, [PMID:35202922] [10.1016/j.chroma.2022.462906] |
| 4. Wei Liulin, Liu Jie, Liu Qian, Chen Xiaomei, Li Zhiqiang, Xu Yidong, Gao Xueyun, Lu Xiaoxiao, Guo Zhian, Zhao Jingchan. (2022) Polyhedral Oligomeric Silsesquioxane–Based Hybrid Monolithic Column On-line In-Tube Solid-Phase Microextraction Coupled with High-Performance Liquid Chromatography for the Determination of Five Phthalate Esters in Bottled Water. Food Analytical Methods, 15 (4): (1107-1117). [PMID:] [10.1007/s12161-021-02180-4] |
| 5. Leng Yue, Sun Yonghai, Huang Wei, Lv Chengyu, Cui Jingyan, Li Tiezhu, Wang Yongjun. (2021) Identification of dicyclohexyl phthalate as a glucocorticoid receptor antagonist by molecular docking and multiple in vitro methods. MOLECULAR BIOLOGY REPORTS, 48 (4): (3145-3154). [PMID:33881729] [10.1007/s11033-021-06303-2] |
| 6. Cheng-bin Gong, Yu-bo Wei, Mei-jun Chen, Lan-tao Liu, Cheuk-fai Chow, Qian Tang. (2018) Double imprinted photoresponsive polymer for simultaneous detection of phthalate esters in plastics. EUROPEAN POLYMER JOURNAL, [PMID:] [10.1016/j.eurpolymj.2018.09.009] |
| 7. Zhang Jie, Li Tiezhu, Zhang Tiehua, Xue Peiyu, Guan Tianzhu, Yuan Yuan, Yu Hansong. (2016) Receptor-Based Fluorescence Polarization Assay to Detect Phthalate Esters in Chinese Spirits. Food Analytical Methods, 10 (5): (1293-1300). [PMID:] [10.1007/s12161-016-0682-4] |
| 8. Jie Zhang, XiaoJia Xing, Yonghai Sun, Zhuolin Li, Peiyu Xue, Tuoyi Wang, Tiezhu Li. (2015) Characterization of the binding between phthalate esters and mouse PPARα for the development of a fluorescence polarization-based competitive binding assay. Analytical Methods, 8 (4): (880-885). [PMID:] [10.1039/C5AY03053F] |
| 9. Li Han, Cui Yuanyuan, Zhen Changqing, Lin Xiaohui, Li Ke, Yang Chengxiong. (2025) Modification of Microporous Organic Network with Amino Acid for HILIC/RPLC Mixed-Mode High-Performance Liquid Chromatography. Journal of Analysis and Testing, [PMID:] [10.1007/s41664-025-00362-1] |
| 10. Yaqiong Qin, Kunling Liu, Cong Nie, Fuwei Xie, Xiaoyu Wang, Ashraf Ali, Bing Wang, Qunye Hong, Wenjie Zhao. (2025) One pot preparation of magnetic benzylated cyclodextrin-based hyper-cross-linked polymer for phthalate esters extraction from tea beverages. FOOD CHEMISTRY, [PMID:39938268] [10.1016/j.foodchem.2025.143253] |
| 11. Chunyan Liu, Yanjuan Liu, Yuefei Zhang, Wei Chen, Sheng Tang. (2024) Synergistic expression of ZIF-67 and amphiphilic polymer hydrogel in multi-mode liquid chromatographic separation. SEPARATION AND PURIFICATION TECHNOLOGY, [PMID:] [10.1016/j.seppur.2024.127827] |
| 12. Wencong Fan, Xiangce Meng, Guobin Song, Jing Zhang, Zhibo Liu, Yawei Shi, Ya Sun, Guanghui Ding. (2025) Adsorption behaviors of typical phthalic acid esters on graphene oxide and the molecular mechanisms: Experiments and computational simulations. JOURNAL OF MOLECULAR STRUCTURE, [PMID:] [10.1016/j.molstruc.2025.143610] |
| 13. Meng Luyan, Wang Baichun, Rong Yijia, Zhang Shun, Cai Ting, Ding Chuan-Fan, Yan Yinghua. (2025) Metal/heteroatom-doped carbon-based hybrid material as the matrix for rapid and high-throughput identification of phthalate esters in complex samples by laser desorption/ionization. MICROCHIMICA ACTA, 192 (5): (1-11). [PMID:40299203] [10.1007/s00604-025-07124-x] |