8.22050

Sodium dodecyl sulfate

for synthesis

• Synonim(y): Dodecyl sulfate sodium salt, Lauryl sulfate sodium salt, SDS, Dodecyl sodium sulfate
• Wzór empiryczny (zapis Hilla): C₁₂H₂₅NaO₄S
• Numer CAS: 151-21-3
• Masa cząsteczkowa: 288.38
• UNSPSC Code: 12352107
• EC Index Number: 205-788-1
• NACRES: NA.22
• MDL number: MFCD00036175
• Grade: synthesis grade
• Form: powder
• Solubility: >130 g/L

Właściwości

• form: powder
• SMILES string: [Na+].[S](=O)(=O)([O-])OCCCCCCCCCCCC
• InChI: 1S/C12H26O4S.Na/c1-2-3-4-5-6-7-8-9-10-11-12-16-17(13,14)15;/h2-12H2,1H3,(H,13,14,15);/q;+1/p-1
• InChI key: DBMJMQXJHONAFJ-UHFFFAOYSA-M
• grade: synthesis grade
• potency: 1427 mg/kg LD₅₀, oral (Rat), >2000 mg/kg LD₅₀, skin (Rabbit)
• Quality Level: 200
• greener alternative product characteristics: Catalysis; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• pH: 6-9 (20 °C, 10 g/L in H₂O)
• mp: 204-207 °C
• transition temp: flash point >150 °C
• solubility: >130 g/L
• density: 1.1 g/cm³ at 20 °C
• bulk density: 490‑560 kg/m³
• greener alternative category: Aligned
• storage temp.: 2-30°C

Opis

General description

Sodium dodecyl sulfate (SDS) is a conventional anionic surfactant. An amphiphilic surfactant consists of polar hydrophilic head groups and non-polar hydrophobic tail groups. Surfactants are characterized by their ability to form micelles, i.e., their ability to self-aggregate above a critical micelle concentration (CMC). Due to its amphiphilic nature, the surfactant is used as a detergent in industries. They are useful for cleaning, wetting, dispersing, emulsifying, foaming, and antifoaming.

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is used as a surfactant to enhance catalysis.  Click here for more information.

Application

Sodium dodecyl sulfate used as a surfactant:

• In the synthesis of SiO₂/polystyrene nanocomposite particles by miniemulsion polymerization.
• In the preparation of solid lipid NPs (SLNs) and poly(lactide-co-glycolide) NPs containing OA-Fe₃O₄ as CANs (composite antistatic NPs).

Analysis Note

Assay (Epton titration): ≥ 95.0 %
Identity (IR): passes test

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Informacja o środkach bezpieczeństwa

• pictograms: GHS02,GHS05,GHS07
• signalword: Danger
• hcodes: H228 - H302 + H332 - H315 - H318 - H335 - H412
• pcodes: P210 - P273 - P280 - P301 + P312 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Sol. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Klasa składowania: 4.1B - Flammable solid hazardous materials
• wgk: WGK 2
• flash_point_f: 338.0 °F
• flash_point_c: 170 °C