Magnesium stearate, precipitated
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About Magnesium stearate, precipitated
Magnesium stearate, precipitated is part of the Zemixal alkaline Earth Compounds (Be, Mg, Ca, Sr, Ba) range. For your records (4.5%), the material is defined by CAS 557-04-0, formula C36H70MgO4 and molar mass 591.2 g/mol. Typical appearance is white to off-white to yellow powder.
Typical applications
- Pharmaceutical synthesis
- Cosmetics & personal care
- Fuels & lubricants
Safe handling
It carries the GHS signal word Warning (H315, H319, H335 and H413), so wear gloves and eye protection and work with good ventilation.
Order it in 500 g, 5 kg and 4 x 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Pharmaceutical synthesis
- Cosmetics & personal care
- Fuels & lubricants
Applications
Specifications and identifiers
| Product name | Magnesium stearate, precipitated |
|---|---|
| Catalogue number | ZX-013512 |
| CAS number | 557-04-0 |
| IUPAC name | magnesium bis(octadecanoate) |
| Molecular formula | C36H70MgO4 |
| Molar mass | 591.2 g/mol |
| Exact mass | 590.5125 |
| Purity / assay | 4.5% |
| Physical form | Powder |
| Appearance | White to off-white to yellow powder |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 80.3 Ų |
| HS code | 29157090 |
| InChIKey | HQKMJHAJHXVSDF-UHFFFAOYSA-L |
| SMILES | CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Mg+2] |
| PubChem CID | 11177 |
| Synonyms | Stearic acid magnesium salt, Magnesium distearate, Magnesium octadecanoate, Dibasic magnesium stearate, Octadecanoic acid, magnesium salt, Synpro 90, Stearic acid, magnesium salt, Petrac MG 20NF, Magnesium stearate g, Synpro Magnesium Stearate 90, Magnesii stearas, Octadecanoic acid, magnesium salt (2:1) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H413May cause long lasting harmful effects to aquatic life
Precautionary statements P261, P264, P264 + P265, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 4 x 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Magnesium stearate, precipitated
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Other grades with CAS 557-04-0
Related products
More in Alkaline Earth Compounds (Be, Mg, Ca, Sr, Ba)
- CAS
- 10034-81-8
- Formula
- Cl2MgO8
- MW
- 223.2 g/mol
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