Molekula
Cyanocobalamin - Pyrogen Free (vitamin B12)
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
Cyanocobalamin, also known as vitamin B12, is a water-soluble vitamin essential for red blood cell formation, neurological function, and DNA synthesis. It is used in nutritional supplements, pharmaceuticals, and research applications. It also serves as a feed additive in animal farming and as the active ingredient in vitamin B12 medicinal preparations. Available with pyrogen-free certification, it has a CAS number of 68-19-9, molecular formula C63H88CoN14O14P, and a molecular weight of 1355.36 g/mol. Store at 2 to 8 °C. Molekula supplies Cyanocobalamin - Pyrogen Free (vitamin B12) 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.
Often bought together
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.
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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1 g — £77.60 per pack ex VAT · £93.12 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.
Specifications
| Property | Value |
|---|---|
| Appearance | Dark red crystalline powder or dark red crystals |
| Acetone | ≤ 5000ppm |
| Loss on Drying | ≤ 10% |
| Assay | 97.0 - 102.0% |
| UV Absorbance | Absorption maxima at 278nm,361nm and 547-559nm |
| Total Impurities | ≤ 3.0% |
| A361/A278 | 1.70 - 1.90 |
| A361/A550 | 3.15 - 3.45 |
| Impurity F | ≤ 0.5% |
| Total Aerobic Microbial Count | ≤ 1000 cfu/g |
| Mould & Yeast | ≤ 100 cfu/g |
| Unknown impurities | ≤ 0.2% |
| 50-carboxycyanocobalamin | ≤ 0.5% |
| 34-Methylcyanocobalamin | ≤ 1.5% |
| 32-Carboxycyanocobalamin | ≤ 0.5% |
| 8-epi-Cyanocobalamin | ≤ 0.5% |
| 7β,8β-Lactocyamocobalamin | ≤ 0.7% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 11519257 |
| CAS Number | 68-19-9 |
| IUPAC Name | cobalt(3+);[(2R,3S,5S)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] [(2R)-1-[3-[(1R,2R,3R,4Z,7S,9Z,12S,13S,14Z,17S,18S,19R)-2,13,18-tris(2-amino-2-oxoethyl)-7,12,17-tris(3-amino-3-oxopropyl)-3,5,8,8,13,15,18,19-octamethyl-2,7,12,17-tetrahydro-1H-corrin-21-id-3-yl]propanoylamino]propan-2-yl] phosphate;cyanide |
| Molecular Formula | C63H88CoN14O14P |
| Molecular Weight | 1355.36 |
| Exact Mass | 1354.5674 |
| SMILES | CC1=CC2=C(C=C1C)N(C=N2)[C@@H]3C([C@@H]([C@H](O3)CO)OP(=O)([O-])O[C@H](C)CNC(=O)CC[C@@]\4([C@H]([C@@H]5[C@]6([C@@]([C@@H](C(=N6)/C(=C\7/[C@@]([C@@H](C(=N7)/C=C\8/C([C@@H](C(=N8)/C(=C4\[N-]5)/C)CCC(=O)N)(C)C)CCC(=O)N)(C)CC(=O)N)/C)CCC(=O)N)(C)CC(=O)N)C)CC(=O)N)C)O.[C-]#N.[Co+3] |
| InChIKey | FDJOLVPMNUYSCM-SYUKHSAKSA-L |
| InChI | InChI=1S/C62H90N13O14P.CN.Co/c1-29-20-39-40(21-30(29)2)75(28-70-39)57-52(84)53(41(27-76)87-57)89-90(85,86)88-31(3)26-69-49(83)18-19-59(8)37(22-46(66)80)56-62(11)61(10,25-48(68)82)36(14-17-45(65)79)51(74-62)33(5)55-60(9,24-47(67)81)34(12-15-43(63)77)38(71-55)23-42-58(6,7)35(13-16-44(64)78)50(72-42)32(4)54(59)73-56;1-2;/h20-21,23,28,31,34-37,41,52-53,56-57,76,84H,12-19,22,24-27H2,1-11H3,(H15,63,64,65,66,67,68,69,71,72,73,74,77,78,79,80,81,82,83,85,86);;/q;-1;+3/p-2/t31-,34-,35-,36-,37+,41-,52?,53-,56-,57+,59-,60+,61+,62+;;/m1../s1 |
| PubChem CID | 165339223 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2936260000 |
| Tariff Code | 2936260000 |
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, 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
- B 12, Vitamin
- Cobalamin (III)
- Cobinamide, cyanide hydroxide, dihydrogen phosphate
- Coobalamed
- Cynobal
- Distivit (B12 peptide)
- Factor II (vitamin B12)
- Vatimin B12
- vitamin B12
- Vitamine B12
Frequently asked questions
What is Cyanocobalamin - Pyrogen Free used for?
It is used in nutritional supplements, pharmaceutical formulations, and research applications requiring vitamin B12 activity, particularly in studies involving metabolism and neurological function.
What is the chemical formula and molecular weight of Cyanocobalamin?
The formula is C63H88CoN14O14P with a molecular weight of 1355.36 g/mol.
How should Cyanocobalamin - Pyrogen Free be stored?
Store at 2 to 8 °C, protected from light and moisture, to maintain stability and potency.
What grade of Cyanocobalamin is available?
Molekula supplies Cyanocobalamin in pyrogen-free grade, suitable for pharmaceutical and sensitive biological applications.
Can Molekula supply Cyanocobalamin in bulk?
Yes, Molekula can supply Cyanocobalamin in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a Cyanocobalamin order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation can be provided upon request.
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.