Molekula
D-(+)-Biotin
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
D-(+)-Biotin is a water-soluble B-complex vitamin essential for enzyme function in fatty acid synthesis and metabolism. It serves as a cofactor in carboxylation reactions and is widely used in biochemical research and nutritional supplements. It is also added as a nutrient to animal feed and foods, and serves as a hair- and skin-conditioning ingredient in cosmetic formulations. Available in powder form, it has a CAS number of 58-85-5, molecular formula C10H16N2O3S, and a molecular weight of 244.31 g/mol. Store at 2 to 8 °C. Molekula supplies D-(+)-Biotin 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 — £46.50 per pack ex VAT · £55.80 inc. VAT
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5 g — £109.10 per pack ex VAT · £130.92 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 | White to off-white crystalline powder |
| Melting Point | 229 - 235°C |
| Solubility | Very slightly soluble in water and alcohol |
| Assay | ≥ 97.5% |
| Water (KF) | ≤ 0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
For research use only. Not for human use.
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless, crystalline |
| Melting Point | 232 °C (decomposes) |
| Solubility (other solvents) | Biotin is slightly soluble in water and alcohol (its salts are quite soluble) |
| Vapour Pressure | 0.00000001 mmHg |
Source: PubChem CID 171548 (HSDB, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 20337504 |
| CAS Number | 58-85-5 |
| IUPAC Name | 5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoic acid |
| EC Number | 200-399-3 |
| Molecular Formula | C10H16N2O3S |
| Molecular Weight | 244.31 |
| Exact Mass | 244.0882 |
| SMILES | C1[C@H]2[C@@H]([C@@H](S1)CCCCC(=O)O)NC(=O)N2 |
| InChIKey | YBJHBAHKTGYVGT-ZKWXMUAHSA-N |
| InChI | InChI=1S/C10H16N2O3S/c13-8(14)4-2-1-3-7-9-6(5-16-7)11-10(15)12-9/h6-7,9H,1-5H2,(H,13,14)(H2,11,12,15)/t6-,7-,9-/m0/s1 |
| PubChem CID | 171548 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29362950 |
| Tariff Code | 2936290090 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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
- Bioepiderm
- Bios II
- biotin
- Biotina
- Biotine
- coenzyme R
- Factor S
- Factor S (vitamin)
- Vitamin B7
- vitamin H
Frequently asked questions
What is D-(+)-Biotin used for?
D-(+)-Biotin is used as a vitamin supplement and in biochemical research, particularly in studies involving enzyme activity and metabolic pathways.
What is the chemical formula and molecular weight of D-(+)-Biotin?
The formula is C10H16N2O3S with a molecular weight of 244.31 g/mol.
How should D-(+)-Biotin be stored?
Store at 2 to 8 °C, protected from light and moisture.
What grade of D-(+)-Biotin is available?
Available in research grade; specific purity details can be provided upon request.
Can Molekula supply D-(+)-Biotin in bulk?
Yes, Molekula can supply D-(+)-Biotin in bulk quantities—please contact sales for pricing and availability.
What documentation comes with a D-(+)-Biotin order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation is available 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.