Molekula
Pyridoxal-5'- phosphate monohydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Pyridoxal-5'-phosphate monohydrate is a phosphorylated form of vitamin B6, widely used as a cofactor in enzymatic reactions, particularly in biochemical research, food fortification, and pharmaceutical manufacturing. It supports amino acid metabolism and neurotransmitter synthesis. CAS 41468-25-1, molecular formula C8H10NO6P·H2O, molecular weight 265.16 g/mol. Store between 2–8°C. Non-hazardous (no signal word).
Molekula supplies Pyridoxal-5'- phosphate monohydrate at 98 - 101% purity (dried basis) in 5 g packs, from £55.68 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 8 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — £46.40 per pack ex VAT · £55.68 inc. VAT
Need a different quantity or pack?
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.
Prices exclude VAT/sales tax and shipping.
Other grades of Pyridoxal-5'- phosphate monohydrate
| Grade | Purity | Price |
|---|---|---|
| Pyridoxal 5′-phosphate monohydrate (USP Grade) | ≥ 99.0% purity | Price on request |
Specifications
| Property | Value |
|---|---|
| Appearance | Off-white to light yellow powder |
| Heavy metals | ≤ 20ppm |
| Total plate count | ≤ 1000 cfu/g |
| Salmonella | Negative |
| Loss on Drying | ≤ 10.0% |
| Staphylococcus aureus | Negative |
| Total Coliforms | Negative |
| Assay (dried basis) | 98 - 101% |
| E. Coli | Negative |
| Mould & Yeast | ≤ 100 cfu/g - |
| Pyridoxine (HPLC) | ≤ 0.01 % |
| PH(0.25% ag Solution) | 2.6-3.0 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 26067672 |
| CAS Number | 41468-25-1 |
| IUPAC Name | (4-formyl-5-hydroxy-6-methyl-3-pyridinyl)methyl dihydrogen phosphate;hydrate |
| Molecular Formula | C8H10NO6P·H2O |
| Molecular Weight | 265.16 |
| Exact Mass | 265.0351 |
| SMILES | CC1=NC=C(C(=C1O)C=O)COP(=O)(O)O.O |
| InChIKey | CEEQUQSGVRRXQI-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H10NO6P.H2O/c1-5-8(11)7(3-10)6(2-9-5)4-15-16(12,13)14;/h2-3,11H,4H2,1H3,(H2,12,13,14);1H2 |
| PubChem CID | 38882 |
| REACH Code | Y113 |
| HTS Code | 2936250000 |
| Tariff Code | 2936250000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, Spanish, Swedish.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- (4-formyl-5-hydroxy-6-methyl-3-pyridinyl)methyl dihydrogen phosphate
- (4-formyl-5-hydroxy-6-methylpyridin-3-yl)methyl dihydrogen phosphate hydrate
- 3-hydroxy-2-methyl
- MC-1
- P5P
- Phosphopyridoxal monohydrate
- Pyridoxal 5'-phosphate hydrate
- Pyridoxal phosphate (monohydrate)
- Pyridoxal phosphate hydrate
- Tardoxal
Frequently asked questions
What is pyridoxal-5'-phosphate monohydrate used for?
Pyridoxal-5'-phosphate monohydrate is commonly used as a cofactor in enzymatic reactions, a vitamin B6 derivative in biochemical research, and in the synthesis of amino acids and neurotransmitters.
What is the chemical formula and molecular weight of pyridoxal-5'-phosphate monohydrate?
The formula is C₈H₁₀NO₆P·H₂O with a molecular weight of 265.16 g/mol (including the water of hydration).
How should pyridoxal-5'-phosphate monohydrate be stored?
Store at 2–8°C in a dry, well-ventilated area, protected from light and moisture to maintain stability.
What grades of pyridoxal-5'-phosphate monohydrate does Molekula supply?
Molekula supplies pyridoxal-5'-phosphate monohydrate with an assay of 98–101% (dried basis), pyridoxine ≤ 0.01% by HPLC, heavy metals ≤ 20 ppm, and defined microbial limits (Salmonella, E. coli, Staphylococcus aureus and total coliforms negative), suitable for research and development applications.
Can Molekula supply pyridoxal-5'-phosphate monohydrate in bulk?
Yes, bulk quantities are available upon request—contact our sales team for custom packaging and pricing.
What documentation comes with an order of pyridoxal-5'-phosphate monohydrate?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
Where can I buy Pyridoxal-5'- phosphate monohydrate?
Directly from Molekula, which lists Pyridoxal-5'- phosphate monohydrate in 5 g packs from £55.68 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
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.