Molekula
Phenazine methosulfate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Phenazine methosulfate is a red-orange crystalline powder used as a redox mediator in biochemical assays, particularly in electron transfer reactions and enzymatic studies. It is also employed as a photosensitizer in photodynamic therapy research. This chemical has a CAS number of 299-11-6, with the molecular formula C13H11N2·CH3SO4 and a molecular weight of 306.34. It requires storage at -15 to -20°C and carries a signal word of "Warning" due to its moderate hazards. Molekula supplies phenazine methosulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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25 g — $402.30 per pack
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
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Specifications
| Property | Value |
|---|---|
| Appearance | Dark green to Yellow to brown powder |
| Melting Point | 158 - 160 °C (dec.)(lit.) |
| Assay | ≥ 99.0% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 20097670 |
| CAS Number | 299-11-6 |
| IUPAC Name | 5-methylphenazin-5-ium;methyl sulfate |
| EC Number | 206-072-1 |
| Molecular Formula | C13H11N2 · CH3SO4 |
| Molecular Weight | 306.34 |
| Exact Mass | 306.0674 |
| SMILES | C[N+]1=C2C=CC=CC2=NC3=CC=CC=C31.COS(=O)(=O)[O-] |
| InChIKey | RXGJTUSBYWCRBK-UHFFFAOYSA-M |
| InChI | InChI=1S/C13H11N2.CH4O4S/c1-15-12-8-4-2-6-10(12)14-11-7-3-5-9-13(11)15;1-5-6(2,3)4/h2-9H,1H3;1H3,(H,2,3,4)/q+1;/p-1 |
| PubChem CID | 9285 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29339982 |
| Tariff Code | 2933998090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 5-Methyl phenazine, methyl sulfate salt
- 5-Methylphenazine methylsulfate
- 5-Methylphenazinium methyl sulfate
- Methylphenazonium methosulfate
- N-Methylphenazinium methosulfate
- N-Methylphenazonium methosulfate
- N-Methylphenazonium methosulphate
- Phenazine methosulphate
- Phenazinium, 5-methyl-, methyl sulfate
- PMS (pharmaceutical)
Frequently asked questions
What is phenazine methosulfate commonly used for?
Phenazine methosulfate is primarily used as a redox mediator in biochemical assays, particularly in glucose and lactate biosensors, and as an electron transfer agent in electrochemical applications.
What is the chemical formula and molecular weight of phenazine methosulfate?
The chemical formula is **C13H11N2 · CH3SO4**, and the molecular weight is **306.34 g/mol**.
How should phenazine methosulfate be stored?
Store at **-15 to -20°C** to maintain stability and prevent degradation.
What purity grades are available for phenazine methosulfate?
Molekula supplies **analytical-grade phenazine methosulfate** for research and biochemical applications.
Can Molekula supply phenazine methosulfate in bulk quantities?
Yes, bulk quantities are available upon request—please contact our sales team for pricing and lead times.
What documentation is provided with an order of phenazine methosulfate?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.