Molekula
Alpha Tocopherol - USP CRS
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
Alpha Tocopherol USP CRS is a synthetic form of vitamin E, widely used as a dietary supplement, antioxidant, and preservative in food, cosmetics, and pharmaceuticals. It stabilizes oils and fats, extends shelf life, and supports cellular health. This USP-grade reference standard meets strict purity and quality benchmarks. CAS 10191-41-0, molecular formula C29H50O2, molecular weight 430.72. Store at ambient conditions. Signal word: Warning. Molekula supplies Alpha Tocopherol USP CRS 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 250 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Slightly viscous, pale yellow oil |
| Melting Point | 2.5-3.5 °C |
| Solubility (other solvents) | Practically insoluble in water; freely soluble in oils, fats, acetone, alcohol, chloroform, ether, other fat solvents |
| Refractive Index | 1.5045 |
Source: PubChem CID 2116 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90038513 |
| CAS Number | 10191-41-0 |
| IUPAC Name | 2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-3,4-dihydrochromen-6-ol |
| EC Number | 233-466-0 |
| Molecular Formula | C29H50O2 |
| Molecular Weight | 430.72 |
| Exact Mass | 430.3811 |
| SMILES | CC1=C(C2=C(CCC(O2)(C)CCCC(C)CCCC(C)CCCC(C)C)C(=C1O)C)C |
| InChIKey | GVJHHUAWPYXKBD-UHFFFAOYSA-N |
| InChI | InChI=1S/C29H50O2/c1-20(2)12-9-13-21(3)14-10-15-22(4)16-11-18-29(8)19-17-26-25(7)27(30)23(5)24(6)28(26)31-29/h20-22,30H,9-19H2,1-8H3 |
| PubChem CID | 2116 |
| REACH Code | Y110 |
| Tariff Code | 2936280000 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H317 May cause an allergic skin reaction
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+350 IF ON SKIN: Gently wash with soap and water
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
- alpha-Tocopherol, DL-
- DL-5,7,8-trimethyltocol
- DL-ALPHA-TOCOPHEROL
- Ephanyl
- INS NO.307C
- IRGANOX E 210
- RAC-.ALPHA.-TOCOPHEROL
- RONOTEC DF 120
- UVINUL 2000AO
- Vitamin E DL-alpha
Frequently asked questions
What is Alpha Tocopherol USP CRS primarily used for?
Alpha Tocopherol USP CRS is commonly used as a dietary supplement (Vitamin E), in pharmaceutical formulations, and as an antioxidant in cosmetics and food preservation.
What is the chemical formula and molecular weight of Alpha Tocopherol?
The chemical formula is C29H50O2, and the molecular weight is 430.72 g/mol.
What is the hazard classification (signal word) for Alpha Tocopherol USP CRS?
The signal word is Warning, with hazard statement H317 (may cause an allergic skin reaction), meaning the compound is classified as a skin sensitiser. Avoid skin contact and wear suitable protective gloves when handling.
How should Alpha Tocopherol USP CRS be stored?
Store in a tightly sealed container at ambient temperature, away from direct light and moisture.
Does Molekula offer Alpha Tocopherol USP CRS in bulk quantities?
Yes, Molekula supplies Alpha Tocopherol USP CRS in bulk, with flexible packaging options (e.g., drums, bags) based on order volume.
What documentation is provided with an order of Alpha Tocopherol USP CRS?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS/SDS), and USP Certificate of Conformance for traceability and compliance.
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.