Tripotassium Citrate - ≥98% , CAS No.7778-49-6

CAS: 7778-49-6 Cat. No.: T304612 Molecular Weight: 306.39 EC Number: 231-905-0 PubChem CID: 13344

GRADE & PURITY ≥98%

Synonyms

POTASSIUM CITRATE ANHYDROUS (MART.) | Citrate, Potassium | K citrate | Potassium citrate anhydrous | DB09125 | INS-332(II) | Potassium tribasic citrate | 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, potassium salt (1:3) | CCRIS 6566 | FT-0653076 | tripota

Storage

Room temperature,Desiccated

Shipped In

Normal

Specifications

Synonyms

POTASSIUM CITRATE ANHYDROUS (MART.) | Citrate, Potassium | K citrate | Potassium citrate anhydrous | DB09125 | INS-332(II) | Potassium tribasic citrate | 1, 2, 3-Propanetricarboxylic acid, 2-hydroxy-, potassium salt (1:3) | CCRIS 6566 | FT-0653076 | tripota

Specifications & Purity

≥98%

Storage

Room temperature, Desiccated

Shipped In

Normal

Purity

≥98%

Names and Identifiers

• Pubchem Sid: 488181833
• Pubchem Sid Url: https://pubchem.ncbi.nlm.nih.gov/substance/488181833
• Canonical Smiles: C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[K+].[K+].[K+]
• IUPAC Name: tripotassium;2-hydroxypropane-1,2,3-tricarboxylate
• InChIKey: QEEAPRPFLLJWCF-UHFFFAOYSA-K
• INCHI: 1S/C6H8O7.3K/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;/q;3*+1/p-3
• Isomeric SMILES: C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[K+].[K+].[K+]
• Alternate CAS: 866-84-2
• PubChem CID: 13344
• Molecular Weight: 306.39

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organic acids and derivatives
    • Class Carboxylic acids and derivatives
      • Subclass Tricarboxylic acids and derivatives

• Kingdom: Organic compounds
• Superclass: Organic acids and derivatives
• Class: Carboxylic acids and derivatives
• Subclass: Tricarboxylic acids and derivatives
• Intermediate Tree Nodes: Not available
• Direct Parent: Tricarboxylic acids and derivatives
• Alternative Parents: Tertiary alcohols Carboxylic acid salts Carboxylic acids Organic potassium salts Organic oxides Hydrocarbon derivatives Carbonyl compounds
• Molecular Framework: Aliphatic acyclic compounds
• Substituents: Tricarboxylic acid or derivatives - Tertiary alcohol - Carboxylic acid salt - Organic alkali metal salt - Carboxylic acid - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic potassium salt - Organic salt - Organooxygen compound - Carbonyl group - Alcohol - Aliphatic acyclic compound
• Description: This compound belongs to the class of organic compounds known as tricarboxylic acids and derivatives. These are carboxylic acids containing exactly three carboxyl groups.
• External Descriptors: potassium salt

Data sources

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

Mechanisms of Action

Chemical and Physical Properties

• Molecular Weight: 306.390 g/mol
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 7
• Rotatable Bond Count: 2
• Exact Mass: 305.895 Da
• Monoisotopic Mass: 305.895 Da
• Topological Polar Surface Area: 141.000 Ų
• Heavy Atom Count: 16
• Formal Charge: 0
• Complexity: 211.000
• 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: 4

XLogP3

References

1. Qian Liu, Tao Wang, Caige Wang, Dongling Wu.  (2023)  Coal tar pitch-derived porous carbon prepared in deep eutectic spinning solution via electrospinning for supercapacitor electrodes.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2023.148292]

2. Xinjie Xie, Zhengru Yang, Liang Zhang, Hao Hua, Shaoyi Bei, Keyan Bao, Chengbin Yu, Zhou Yang, Hengfei Qin.  (2023)  Osmium-Doped WO2.72 as a Promising Electrocatalyst for Hydrogen Evolution Linking to Glucose Oxidation.  Energy Technology,  12  (2): (2300656).  [PMID:] [10.1002/ente.202300656]

3. Xiaohu Guo, Ke Yue, Jiale Zheng, Zaoli Yu, Yao Wang, Yujing Liu, Tiefeng Liu, Jianmin Luo, Xinyong Tao, Jianwei Nai.  (2023)  Formation of Prussian blue analog coronal nanomaterials and their conversion into Mn–Co-mixed selenide for enhanced electrocatalytic oxygen evolution.  Materials Chemistry Frontiers,  7  (17): (3728-3737).  [PMID:] [10.1039/D3QM00323J]

4. Ming-Yang Wang, Ping Zhang, Yu-Zhu Zhang, Xiao-Yan Yuan, Rong-Xiang Chen.  (2022)  Chemical fingerprinting, quantification, and antioxidant activity evaluation of Osmanthus fragrans (Thunb.) Lour. Flowers by UPLC-ECD.  INTERNATIONAL JOURNAL OF FOOD PROPERTIES,      [PMID:] [10.1080/10942912.2022.2057530]

5. Zhang Ziang, Ma Yan, Li Aimin, Pan Yang, Yao Qianqian, Jia Xiaorui, Zhou Qing.  (2022)  Improved fractionation method using amphipathic NDAM for the efficient separation of disinfection by-product precursors in natural organic matter.  ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH,  30  (13): (38174-38184).  [PMID:36576624] [10.1007/s11356-022-24549-6]

6. Jiacheng Qin, Rongting Ji, Qian Sun, Wei Li, Hu Cheng, Jiangang Han, Xin Jiang, Yang Song, Jianming Xue.  (2022)  Self-activation of potassium/iron citrate-assisted production of porous carbon/porous biochar composites from macroalgae for high-performance sorption of sulfamethoxazole.  BIORESOURCE TECHNOLOGY,      [PMID:36423753] [10.1016/j.biortech.2022.128361]

7. Guangjun Feng, Yang Yang, Jiantao Zeng, Jun Zhu, Jingjian Liu, Lun Wu, Zhiming Yang, Guanyi Yang, Quanxi Mei, Qinhua Chen, Fengying Ran.  (2021)  Highly sensitive electrochemical determination of rutin based on the synergistic effect of 3D porous carbon and cobalt tungstate nanosheets.  Journal of Pharmaceutical Analysis,      [PMID:35811621] [10.1016/j.jpha.2021.09.007]

8. Yongli Pei, Yanhong Quan, Xuhui Wang, Jinxian Zhao, Ruina Shi, Zhong Li, Jun Ren.  (2021)  Surface reconstruction induced highly efficient N-doped carbon nanosheet supported copper cluster catalysts for dimethyl carbonate synthesis.  APPLIED CATALYSIS B-ENVIRONMENTAL,      [PMID:] [10.1016/j.apcatb.2021.120718]

9. Li-Hua Zhao, Yun Liao, Li-Chuan Jia, Zhong Wang, Xiao-Long Huang, Wen-Jun Ning, Zong-Xi Zhang, Jun-Wen Ren.  (2021)  Ultra-Robust Thermoconductive Films Made from Aramid Nanofiber and Boron Nitride Nanosheet for Thermal Management Application.  Polymers,  13  (13): (2028).  [PMID:34206158] [10.3390/polym13132028]

10. Jianhui Li, Haiting Yan, Dongfeng Dang, Wei Wei, Lingjie Meng.  (2018)  Salt and water co-assisted exfoliation of graphite in organic solvent for efficient and large scale production of high-quality graphene.  JOURNAL OF COLLOID AND INTERFACE SCIENCE,      [PMID:30286311] [10.1016/j.jcis.2018.09.094]

11. Yanxu Chen, Yangyang Zhang, Jiajing Qi, Xiaoyue He, Shao Wang, Xin Zhao, Jing Xia, Genqiang Zhang.  (2025)  Deep-Learning with Focus Attention Accurately Captures Long-Range Interactions to Screen Dual-Metal Electrocatalysts.  ADVANCED FUNCTIONAL MATERIALS,      [PMID:] [10.1002/adfm.202500996]

12. He Lian, Yuqiong Zhao, Liping Wang, Ying Wang, Guojie Zhang, Yongfa Zhang.  (2024)  Low-corrosion preparation of porous carbons with narrow micropores for efficient separation of CH4/N2.  Materials Today Communications,      [PMID:] [10.1016/j.mtcomm.2024.108818]

13. Zeyang Chen, Xin Weng, Qibin Zeng, Yunhe Xie, Yifan Liu, Yuancai Lv, Minghua Liu.  (2025)  Regulation of nitrogen species on biomass-based porous activated carbon surfaces by varying nitrogen sources for high-performance supercapacitors.  JOURNAL OF POWER SOURCES,      [PMID:] [10.1016/j.jpowsour.2025.236387]

14. Yuchen Li, Muqi Chang, Penghao Chai, Qiulong Guan, Jianghuan Li, Lijie Li, Lixia Bao, Wensheng Deng, Jiong Peng, Xin Li.  (2025)  Supramolecular-mediated high nitrogen doping hierarchical porous carbon cathodes with multi-physi/chemisorption sites for Zn-ion hybrid supercapacitors.  JOURNAL OF POWER SOURCES,      [PMID:] [10.1016/j.jpowsour.2025.236313]

15. Gao Feiyue, Zhou Chuncai, Li Chen, Xu Shihai, Li Zhiguo, Li Xin, Liu Guijian.  (2025)  Fabrication of porous carbon sheet via organic acid salt activation for effective thallium(I) removal: Multiscale adsorption and DFT calculation.  Environmental Chemistry and Ecotoxicology,      [PMID:] [10.1016/j.enceco.2025.07.005]

16. Jie Zheng, Ying Li, Yongtao Huang, Zezhong Wang, Wei Zhang, Chunsheng Zhuang.  (2025)  Enhancing Electrochemical Performance of YBa0.95K0.05Co4O7+δ Cathode via Mn/Fe/Ni/Cu/Zn Doping at Co Sites for Proton-Conductor Solid Oxide Fuel Cells.  ACS Applied Energy Materials,      [PMID:] [10.1021/acsaem.5c03178]

17. Jie Zheng, Ying Li, Yongtao Huang, Zezhong Wang, Wei Zhang, Chunsheng Zhuang.  (2025)  Properties of novel K-doped YBaCo4O7+δ cathode materials for proton conductor solid oxide fuel cells.  CERAMICS INTERNATIONAL,  51  (26): (49072-49078).  [PMID:] [10.1016/j.ceramint.2025.08.153]