Potassium pyrophospate（TKPP） - Electroplating Grade, ≥98% , CAS No.7320-34-5

CAS: 7320-34-5 Cat. No.: P1458220 Summenformel: K₄P₂O₇ Molekulargewicht: 330.34 EG-Nummer: 230-785-7

GRADE & PURITY Electroplating Grade, ≥98%

Synonyms

Potassium diphosphate (K4(P2O7)) | POTASSIUM PYROPHOSPHATE [FCC] | B9W4019H5G | AKOS015904523 | MFCD00011393 | Tetra Potassium Pyrophosphate | TKPP | J-524026 | Q2575439 | Potassium pyrophosphate, anhydrous | Potassium pyrophospha

Storage

Room temperature,Argon charged

Shipped In

Normal

Specifications

Synonyme

Potassium diphosphate (K4(P2O7)) | POTASSIUM PYROPHOSPHATE [FCC] | B9W4019H5G | AKOS015904523 | MFCD00011393 | Tetra Potassium Pyrophosphate | TKPP | J-524026 | Q2575439 | Potassium pyrophosphate, anhydrous | Potassium pyrophospha

Spezifikationen & Reinheit

Electroplating Grade, ≥98%

Storage

Room temperature,Argon charged

Verschickt in

Normal

Note

Electroplating Grade

Reinheit

≥98%

Namen und Kennungen

• Kanonisches Lächeln: [O-]P(=O)([O-])OP(=O)([O-])[O-].[K+].[K+].[K+].[K+]
• IUPAC Name: tetrapotassium;phosphonato phosphate
• InChIKey: RYCLIXPGLDDLTM-UHFFFAOYSA-J
• INCHI: 1S/4K.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)/q4*+1;/p-4
• Isomere SMILES: [O-]P(=O)([O-])OP(=O)([O-])[O-].[K+].[K+].[K+].[K+]
• WGK Deutschland: 2
• RTECS: JL6735000
• UN-Nummer: 3288
• Verpackungsgruppe: I
• Molekulargewicht: 330.34
• Reaxy-Rn: 11329569
• Reaxys-RN_link_address: https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11329569&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Mixed metal/non-metal compounds
    • Klasse Alkali metal oxoanionic compounds
      • Subclass Alkali metal pyrophosphates

• Kingdom: Inorganic compounds
• Superclass: Mixed metal/non-metal compounds
• Klasse: Alkali metal oxoanionic compounds
• Subclass: Alkali metal pyrophosphates
• Intermediate Tree Nodes: Not available
• Direct Parent: Alkali metal pyrophosphates
• Alternative Parents: Inorganic salts Inorganic oxides
• Molecular Framework: Not available
• Substituents: Alkali metal pyrophosphate - Inorganic oxide - Inorganic salt
• Beschreibung: This compound belongs to the class of inorganic compounds known as alkali metal pyrophosphates. These are inorganic compounds in which the largest oxoanion is pyrophosphate, and in which the heaviest atom not in an oxoanion is an alkali metal.
• External Descriptors: Not available

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

Chemische und physikalische Eigenschaften

• Empfindlichkeit: Moisture sensitive

Referenzen

1. Chenxi Yi, Benfeng Zhu.  (2023)  Corrosion inhibition effect of 2-Hydroxy Phosphonoacetic Acid and Pyrophosfate on Q235 steel, Electrochemical Noise and EIS analysis.  International Journal of Electrochemical Science,      [PMID:38693314] [10.20964/2019.07.28]

2. Ruilong Jia, Qizhuozhuo Hua, Xiaonan Ma, Guangfu Liao.  (2023)  A salting-out strategy for the efficient separation of an azeotropic mixture of allyl alcohol and water.  JOURNAL OF CHEMICAL RESEARCH,      [PMID:] [10.1177/17475198231175620]

3. Haoxuan Wei, Jujiao Zhao, Md. Hasibur Rahaman, Quanfeng Wang, Jun Zhai.  (2022)  The catalytic activity of different Mn(III) species towards peroxymonosulfate activation for carbamazepine degradation.  CATALYSIS COMMUNICATIONS,      [PMID:] [10.1016/j.catcom.2022.106563]

4. Yongchuan Wu, Jitao Chen, Zhongmin Liu, Ping Na, Zhibin Zhang.  (2022)  Removal of trace radioactive Cs+ by zirconium titanium phosphate: From bench-scale to pilot-scale.  Journal of Environmental Chemical Engineering,      [PMID:] [10.1016/j.jece.2022.108073]

5. Yanfei Wen, Yuan Yuan, Bing Zhang, Jianying Lin, Zhihuan Zhao, Jing Li, Yan Cheng.  (2022)  Molybdenum blue mediated photothermal immunoassay for CEA detection based on Ag4P2O7@Ag nanocomposites.  TALANTA,      [PMID:35691125] [10.1016/j.talanta.2022.123665]

6. Zheng-Yu Dong, Yi-Li Lin, Tian-Yang Zhang, Chen-Yan Hu, Yang Pan, Zheng-Xiong Zheng, Yu-Lin Tang, Bin Xu, Nai-Yun Gao.  (2022)  Enhanced degradation of emerging contaminants by permanganate/quinone process: Case study with bisphenol A.  WATER RESEARCH,      [PMID:35569275] [10.1016/j.watres.2022.118528]

7. Haoyu Yue, Zhijie Shang, Pan Xu, Dongyue Feng, Xinxue Li.  (2021)  Preparation of EDTA modified chitooligosaccharide/sodium alginate/Ca2+ physical double network hydrogel by using of high-salinity oilfield produced water for adsorption of Zn2+, Ni2+ and Mn2+.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2021.119767]

8. Duo Zhang, Alvin Dai, Binfeng Fan, Yingen Li, Kang Shen, Teng Xiao, Guangya Hou, Huazhen Cao, XinYong Tao, Yiping Tang.  (2020)  Three-Dimensional Ordered Macro/Mesoporous Cu/Zn as a Lithiophilic Current Collector for Dendrite-Free Lithium Metal Anode.  ACS Applied Materials & Interfaces,      [PMID:32551509] [10.1021/acsami.0c09503]

9. Weifan Liu, Daqiang Yin, Xiaohong Guan, Dandan Rao, Guomin Cao, Yuankui Sun.  (2019)  Role of pyrophosphate on the degradation of sulfamethoxazole by permanganate combined with different reductants: Positive or negative.  WATER ENVIRONMENT RESEARCH,  92  (4): (604-611).  [PMID:31602733] [10.1002/wer.1256]

10. Beibei Mao, Fei Qu, Shuyun Zhu, Jinmao You.  (2016)  Fluorescence turn-on strategy based on silver nanoclusters-Cu2+ system for trace detection of quinolones.  SENSORS AND ACTUATORS B-CHEMICAL,      [PMID:] [10.1016/j.snb.2016.04.174]

11. Fei Qu, Qianqian Zhang, Jinmao You.  (2015)  Recognition and determination of multi-metal ions based on silver nanoclusters capped by polyethyleneimine with different molecular weights.  NEW JOURNAL OF CHEMISTRY,  39  (12): (9293-9298).  [PMID:] [10.1039/C5NJ01867F]

12. Hongchun Cui, Yuxiao Mao, Yun Zhao, Weihong Huang, Jianyong Zhang.  (2025)  Effects of Different Kinds of Fruit Juice on Flavor Quality and Hypoglycemic Activity of Black Tea.  Foods,  14  (4): (588).  [PMID:40002032] [10.3390/foods14040588]

13. Hongli Ma, Yuying Deng, Shuo Wang, Xiang Li, Kaiyan Wu, Honglei Fan, Hongliang Liu.  (2025)  Highly efficient separation of butanol from acetone-butanol-ethanol solutions using integrated pervaporation-fractional condensation and superwetting membrane.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2025.132471]

14. Huixian Weng, Danyang Liu, Shujiang Geng, Gang Chen, Fuhui Wang.  (2025)  Thermally converted oxide microstructure on ferritic stainless steel with Cu/Ni dual-layer coating for SOFC interconnect applications.  INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,      [PMID:] [10.1016/j.ijhydene.2025.03.443]

15. Chengzhi Hu, Yong Cai, Huihui Wang, Xianfeng Hu, Xiangyuan Han, Yubai Li, Dawei Tang.  (2025)  Stabilized metal nanowires with nanotwin boundaries used for boiling heat transfer.  APPLIED THERMAL ENGINEERING,      [PMID:] [10.1016/j.applthermaleng.2025.126610]

Häufig gestellte Fragen

What is the purity of this product?

This product is supplied at ≥98% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.

What does Electroplating Grade mean?

Electroplating Grade indicates that the material has been processed and tested for semiconductor and electronics manufacturing. Specifications focus on the impurities that affect performance in that application — for example, metal content for electronics, particle size for batteries, refractive index for optics, or moisture content for moisture-sensitive processes.

How should this product be stored?

Store at room temperature under argon. It is supplied under an argon blanket; reseal under inert gas after each use.

How is this product shipped?

This product ships under standard ambient conditions. No temperature-controlled packaging is required.

What are the CAS number, molecular formula and molecular weight?

The CAS Number is 7320-34-5, the molecular formula is K4P2O7, and the molecular weight is 330.34 g/mol. InChIKey RYCLIXPGLDDLTM-UHFFFAOYSA-J.

What documentation is provided?

Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.