Molekula
Moleproof 4
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
Moleproof 4 is a sodium alkyl sulfate, the sulfate ester of a branched C14 fatty alcohol (7-ethyl-2-methyl-4-undecanol), used as a surfactant in industrial and laboratory applications. It serves as a wetting agent, as a component of microbiological culture media, and as an inert ingredient in non-food pesticide formulations. It is a white to off-white powder with a molecular weight of 316.43 g/mol, formulated as C14H29NaO4S. It has a CAS number of 139-88-8 and should be stored at ambient temperatures. The substance is classified as Danger. Molekula supplies Moleproof 4 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
| Property | Value |
|---|---|
| Appearance | Clear colourless to light yellow liquid |
| Solid Content | 28.0-32.0 |
| Colony total | ≤1000 cfu/g |
| Total Coliforms | Microbiota: Not detected |
| Active content | ≥28.0 |
| pH (1% aq. sol.) | 7.0 - 9.0 |
| Mould & Yeast | ≤100 cfu/g |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90037070 |
| CAS Number | 139-88-8 |
| IUPAC Name | sodium (7-ethyl-2-methylundecan-4-yl) sulfate |
| EC Number | 205-380-3 |
| Molecular Formula | C14H29NaO4S |
| Molecular Weight | 316.43 |
| Exact Mass | 316.1684 |
| SMILES | CCCCC(CC)CCC(CC(C)C)OS(=O)(=O)[O-].[Na+] |
| InChIKey | FVEFRICMTUKAML-UHFFFAOYSA-M |
| InChI | InChI=1S/C14H30O4S.Na/c1-5-7-8-13(6-2)9-10-14(11-12(3)4)18-19(15,16)17;/h12-14H,5-11H2,1-4H3,(H,15,16,17);/q;+1/p-1 |
| PubChem CID | 23665772 |
| UN Number | UN3267 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29209051 |
| Tariff Code | 2920901090 |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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
- 7-Ethyl-2-methyl-4-undecanolsulfate, sodium salt
- Natrii tetradecylsulfas
- Sodium sotradecol
- Sotradecol
- Tergitol 4
- Tergitol anionic 4
- Tergitol penetrant 4
- Tetradecyl sulfate de sodium
- Trombovar
- Varicol
Frequently asked questions
What is Moleproof 4 used for?
Moleproof 4 is used as a surfactant in industrial formulations, particularly in cleaning and emulsifying applications.
What is the chemical formula and molecular weight of Moleproof 4?
The formula is C14H29NaO4S with a molecular weight of 316.43 g/mol.
How should Moleproof 4 be stored?
Store at ambient temperature, away from moisture and incompatible materials.
What grade of Moleproof 4 is available?
Molekula supplies Moleproof 4 in technical grade.
Can Molekula supply Moleproof 4 in bulk?
Yes, Molekula can supply Moleproof 4 in bulk quantities upon request.
What documentation comes with a Moleproof 4 order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
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.