Molekula
L-Ascorbic acid 6-stearate
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
L-Ascorbic acid 6-stearate is a fat-soluble derivative of vitamin C (L-ascorbic acid) esterified with stearic acid, used primarily in skincare and nutritional supplements for enhanced stability and bioavailability compared to standard ascorbic acid. This white to off-white powder has a CAS number of 10605-09-1, a molecular formula of C24H42O7, and a molecular weight of 442.59 g/mol. It requires no special storage conditions and carries no signal word for hazard classification. Molekula supplies L-Ascorbic acid 6-stearate 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
On backorder — expected to ship by 20 November 2026
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 — $177.60 per pack
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/ off white crystalline powder |
| Purity | 95% min (Potassium iodate method) |
| Stearic acid | 95% min (Composition of fatty acid) |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 100 °C |
| Transport Class | Not regulated |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 89966727 |
| CAS Number | 10605-09-1 |
| IUPAC Name | [(2S)-2-[(2R)-3,4-dihydroxy-5-oxo-2H-furan-2-yl]-2-hydroxyethyl] octadecanoate |
| EC Number | 234-231-5 |
| Molecular Formula | C24H42O7 |
| Molecular Weight | 442.59 |
| Exact Mass | 442.2931 |
| SMILES | CCCCCCCCCCCCCCCCCC(=O)OC[C@@H]([C@@H]1C(=C(C(=O)O1)O)O)O |
| InChIKey | LITUBCVUXPBCGA-WMZHIEFXSA-N |
| InChI | InChI=1S/C24H42O7/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-20(26)30-18-19(25)23-21(27)22(28)24(29)31-23/h19,23,25,27-28H,2-18H2,1H3/t19-,23+/m0/s1 |
| PubChem CID | 54725318 |
| REACH Code | Y113 |
| HTS Code | 2936.27.0000 |
| Tariff Code | 2936270000 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+P313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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
- 2-(3,4-dihydroxy-5-oxo-2,5-dihydrofuran-2-yl)-2-hydroxyethyl octadecanoate
- Ascorbyl stearate
- ASCORBYL STEARATE (USP-RS)
- INS NO.305
- L-Ascorbic acid monostearate
- L-Ascorbic acid, 6-octadecanoate
- L-ASCORBYL 6-OCTADECANOATE
- L-Ascorbyl 6-Stearate
- STEARIC ACID, 6-ESTER WITH L-ASCORBIC ACID
- vitamin c stearate
Frequently asked questions
What is L-Ascorbic acid 6-stearate commonly used for?
L-Ascorbic acid 6-stearate is primarily used as a lipophilic vitamin C derivative in cosmetics, skincare products, and nutritional supplements to improve skin penetration and stability.
What is the chemical formula and molecular weight of L-Ascorbic acid 6-stearate?
The chemical formula is **C₂₄H₄₂O₇**, and the molecular weight is **442.59 g/mol**.
How should L-Ascorbic acid 6-stearate be stored?
Store at **ambient temperature** in a cool, dry place, away from direct sunlight and moisture.
What grades or purities of L-Ascorbic acid 6-stearate does Molekula supply?
Molekula supplies **pharmaceutical-grade and cosmetic-grade** L-Ascorbic acid 6-stearate, with purity levels specified per order.
Can Molekula supply L-Ascorbic acid 6-stearate in bulk quantities?
Yes, Molekula can supply L-Ascorbic acid 6-stearate in **bulk quantities**, with flexible packaging options including drums, bags, or custom solutions.
What documentation is provided with an order of L-Ascorbic acid 6-stearate?
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.