Pyrroloquinoline quinone
Pyrroloquinoline quinone (CAS: 72909-34-3; C14H6N2O8) is a redox cofactor with significant biological activity. This compound, also known as Methoxatin, is crucial in various enzymatic oxidation-reduction reactions. Supplied by Tech Serve Solutions, it serves as a valuable reagent for biochemical research and studies focusing on cellular energy metabolism and oxidative stress.
- IUPAC
- 4,5-Dihydro-4,5-dioxo-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylic acid,Methoxatin,PQQ
- Synonyms
- MethoxatinPQQ

Biochemical Research
Pyrroloquinoline quinone acts as an essential redox cofactor in numerous enzymatic reactions, making it invaluable for studying cellular metabolism and electron transport chains.
Enzyme Activity Studies
It is utilized as a substrate or inhibitor in research investigating the mechanisms and kinetics of oxidoreductase enzymes.
Oxidative Stress Research
PQQ is employed in studies examining the role of oxidative stress in biological systems and potential therapeutic interventions.
| Molecular weight | 330.21 |
|---|---|
| Empirical formula | C14H6N2O8 |
| Assay | ~98% (HPLC) |
| Storage temperature | 2-8°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 Pyrroloquinoline quinone used for?
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Pyrroloquinoline quinone is primarily used as a redox cofactor in biochemical research and for studying enzyme activity, particularly oxidoreductases, and oxidative stress.
What are the CAS number and formula for Pyrroloquinoline quinone?
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The CAS number for Pyrroloquinoline quinone is 72909-34-3 and its empirical formula is C14H6N2O8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pyrroloquinoline quinone with an assay of approximately 98% (HPLC). TSS does not represent this product as USP, BP, or EP grade.
How should Pyrroloquinoline quinone be handled and stored?
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Handle Pyrroloquinoline quinone with appropriate personal protective equipment, including eyeshields and gloves. A type N95 respirator filter is recommended. Store at 2-8°C.
Is Pyrroloquinoline quinone a controlled substance?
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The provided data does not indicate that Pyrroloquinoline quinone is a controlled substance.
How can I request a quote or sample for Pyrroloquinoline quinone?
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To request a quote or sample, please contact Tech Serve Solutions directly through our website or sales department.
How is Pyrroloquinoline quinone shipped?
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Pyrroloquinoline quinone is carefully packed for safe transport and can be exported globally by Tech Serve Solutions.
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