2,2′-Biquinoline-4,4′-dicarboxylic acid dipotassium salt trihydrate
2,2′-Biquinoline-4,4′-dicarboxylic acid dipotassium salt trihydrate (CAS: 207124-63-8) is a specialized chemical compound supplied by Tech Serve Solutions. This dipotassium salt of biquinoline dicarboxylic acid, presented as a trihydrate, has an empirical formula of C20H10K2N2O4 · 3H2O and a molecular weight of 474.55. It is primarily utilized as an analytical reagent, particularly in spectroscopic applications for the analysis of carbohydrates and in food analysis. Its purity ensures reliable performance in quantitative measurements.
- IUPAC
- 2,2′-Bicinchoninic acid dipotassium salt,4,4′-Dicarboxy-2,2′-biquinoline dipotassium salt,Dipotassium 2,2′-biquinoline-4,4′-dicarboxylate trihydrate
- Synonyms
- 207124-63-8C20H10K2N2O4 · 3H2O2,2′-Bicinchoninic acid dipotassium salt,4,4′-Dicarboxy-2,2′-biquinoline dipotassium saltDipotassium 2,2′-biquinoline-4,4′-dicarboxylate trihydrate

Spectroscopic Analysis
This compound serves as a crucial reagent in UV/Visible spectroscopy. Its properties make it suitable for quantitative analysis, particularly in identifying and quantifying specific substances like carbohydrates.
Food Analysis
As a reagent for food analysis, it aids in the precise determination of certain components within food matrices. Its application in sugar analysis highlights its specificity and reliability for quality control.
Chemical Synthesis
The molecule functions as a building block in chemical synthesis, particularly within the realm of heterocyclic compounds and quinoline derivatives, facilitating the creation of more complex molecular structures.
| Molecular weight | 474.55 |
|---|---|
| Empirical formula | C20H10K2N2O4 · 3H2O |
| Assay | 99% |
| Grade | for sugar analysispurum p.a. |
| Melting point | >300 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2,2′-Biquinoline-4,4′-dicarboxylic acid dipotassium salt trihydrate primarily used for?
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This compound is primarily used as an analytical reagent, notably in UV/Visible spectroscopy for the analysis of carbohydrates and in food analysis, including sugar analysis. It also serves as a building block in chemical synthesis.
What are the CAS number and empirical formula?
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The CAS number is 207124-63-8, and the empirical formula is C20H10K2N2O4 · 3H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product at 99% purity with a grade specified as 'for sugar analysis, purum p.a.'. We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
How should this chemical be handled safely?
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This compound may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always handle with appropriate personal protective equipment, including a dust mask type N95, eyeshields, and gloves. Ensure adequate ventilation. Avoid breathing dust.
Is this chemical a controlled substance?
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Based on the provided data, this chemical is not listed as a controlled substance.
How is this product packed and shipped?
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This product is typically packed to ensure stability during transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical products.
How can I request a sample or quote?
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To request a sample or obtain a quotation, please contact our sales department through the TSS website or by phone, referencing the product name and CAS number 207124-63-8.
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