Molekula
Dioctyl sulfosuccinate, sodium salt
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
Dioctyl sulfosuccinate, sodium salt (sodium di-n-octyl sulfosuccinate) is a powerful anionic surfactant and emulsifier widely used in industrial cleaning formulations, detergents, cosmetics, and as a phase transfer catalyst in chemical synthesis. It excels in solubilizing oils and enhancing wetting properties. This chemical has a CAS number of 1639-66-3, a molecular formula of C20H38NaO7S, and a molecular weight of 445.56. It is stable at ambient storage conditions and carries a signal word of Warning for safety handling. Molekula supplies Dioctyl sulfosuccinate, sodium salt 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.
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Specifications
| Property | Value |
|---|---|
| Appearance | Colourless to light yellow liquid |
| pH | 5 - 7 |
| Assay | >70% |
| Seepage force(s) | <40 (1% water solution) |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 155 °C |
Source: PubChem CID 517065 (PAC Chemical Database)
Identification
| Property | Value |
|---|---|
| SKU | 89995624 |
| CAS Number | 1639-66-3 |
| IUPAC Name | sodium 1,4-dioctoxy-1,4-dioxobutane-2-sulfonate |
| EC Number | 216-684-0 |
| Molecular Formula | C20H38NaO7S |
| Molecular Weight | 445.56 |
| Exact Mass | 444.2158 |
| SMILES | CCCCCCCCOC(=O)CC(C(=O)OCCCCCCCC)S(=O)(=O)[O-].[Na+] |
| InChIKey | RCIJACVHOIKRAP-UHFFFAOYSA-M |
| InChI | InChI=1S/C20H38O7S.Na/c1-3-5-7-9-11-13-15-26-19(21)17-18(28(23,24)25)20(22)27-16-14-12-10-8-6-4-2;/h18H,3-17H2,1-2H3,(H,23,24,25);/q;+1/p-1 |
| PubChem CID | 517065 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29171980 |
| Tariff Code | 2917198090 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H318 Causes serious eye damage
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+330 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
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
- Dioctyl sodiosulfosuccinate
- Dioctyl Sodium Sulfosuccinate
- Dioctyl sodium sulphosuccinate
- Sodium bis(octyl)sulfosuccinate
- Sodium di-n-octyl sulfosuccinate
- Sodium dioctyl sulfosuccinate
- Sodium O,O-dioctylsulfosuccinic acid
- Sodium sulfosuccinic acid dioctyl ester
- Sulfosuccinic acid 1,4-dioctyl ester sodium salt
- Texapon DOS
Frequently asked questions
What is dioctyl sulfosuccinate, sodium salt commonly used for?
This surfactant is primarily used as a wetting agent, emulsifier, and dispersant in industrial applications, including detergents, textile processing, and agrochemical formulations.
What is the chemical formula and molecular weight of dioctyl sulfosuccinate, sodium salt?
The chemical formula is C₂₀H₃₈NaO₇S, and the molecular weight is 445.56 g/mol.
How should dioctyl sulfosuccinate, sodium salt be stored?
Store in a tightly sealed container at ambient temperature, away from moisture and incompatible substances.
What grades or purities of dioctyl sulfosuccinate, sodium salt does Molekula supply?
Molekula supplies this product in technical grade purity, suitable for industrial applications.
Can Molekula supply dioctyl sulfosuccinate, sodium salt in bulk quantities?
Yes, we offer bulk packaging options—please contact us for specific quantities and logistics details.
What documentation comes with an order of dioctyl sulfosuccinate, sodium salt?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a product specification sheet.
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.