Sodium Dodecyl Sulfate (CAS 151-21-3) — formula NaSO4C12H25, molecular weight 288.38; category fine chemicals.
Documented applications: Uses: CIR ingredient: Sodium Lauryl Sulfate, Used as surface-active, emulsifying, foaming, wetting, and dispersing agent (emulsion polymerization, metal processing, detergents, home personal care products, foods, insecticides, medical preparations, and varnish and paint removers), Used in hair-dyes, electroplating (especially nickel and zinc), injection-molded explosives, solid rocket propellants, biochemical analysis, characterization of quaternary ammonium compounds, and toxicological testing, [HSDB] Used in many consumer personal care and cleaning products, [CHEMINFO], Electroplating [Category: Plate], Painting (Pigments, Binders, and Biocides) [Category: Paint], Farming (Pesticides) [Category: Industry], Dressing Hair [Category: Other], Metal Extraction and Refining [Category: Industry], For sodium lauryl sulfate (USEPA, OPP Pesticide Code: 079011) ACTIVE products with label matches., SRP: Registered for use in the USA but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses., Used in electrophoretic separation of proteins and lipids, wetting agent, detergent, especially in the textile industry., Food additive (emulsifier and thickener), In cosmetic cleansing products and bubble baths, For more Uses (Complete) data for SODIUM LAURYL SULFATE (22 total), please visit the HSDB record page., SLS is a highly effective surfactant used in any task requiring the removal of oily stains and residues. As such the compound is found in high concentrations in industrial products including engine degreasers, floor cleaners, and car wash soaps. In household products, SLS is used in lower concentrations with toothpastes, shampoos, and shaving foams. It is an important component in bubble bath formulations for its thickening effect and its ability to create a lather. SLS may irritate the skin and eyes. (L1898), Use Classification: EPA Safer Chemical Functional Use Classes -> Surfactants, Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern, Cosmetics -> Foaming, Surfactant, Emulsifying, Denaturant, Industry Uses: pH regulating agent, Surfactant (surface active agent), Other, Solvent, Emulsifier, Not Known or Reasonably Ascertainable, Consumer Uses: Surfactant (surface active agent), pH regulating agent, Opacifer, Foamant, Binder, Cleaning agent, Preservative, Household Products: Information on 916 consumer products that contain Sodium lauryl sulfate (SLS) in the following categories is provided:, • Auto Products, • Commercial, Institutional, • Home Maintenance, • Inside the Home, • Landscaping, Yard, • Personal Care, • Pesticides, • Pet Care, Information on 247 consumer products that contain Sodium lauryl sulfate in the following categories is provided:, Methods of Manufacturing: SULFATION OF LAURYL ALCOHOL, FOLLOWED BY NEUTRALIZATION WITH SODIUM HYDROXIDE, Sulfation of lauryl alcohol, followed by neutralization with sodium carbonate., Impurities:, Impurities, Linear alkyl sulphates of shorter and longer chain length, the main impurity being the C14-compound., Formulations, Preparations: Grades: USP, Technical, FCC, Food Chemical Codex, ., Sodium dodecyl sulphate is commercially available as solids (powder or needles) of > 90 % purity. Technical-grade sodium lauryl sulphate is commercially available as solution of variable solid content. It has a purity of about 70%, with respect to the dry material., Besides pure sodium dodecyl sulphate detergent manufacturers usually produce "technical grade" sodium dodecyl sulphate, too, a product that consists of approximately 70% sodium dodecyl sulphate and 30% sodium tetradecyl sulphate. This product is generally called sodium lauryl sulphate. Technical grade sodium dodecyl sulphate is used as detergent in dish-washing products (main use), as additive for plastics and latices, and in paints and lacquers., Kleenex Brand Anti-Viral Tissue (Kimberly-Clarke Global Sales, LLC): Active ingredient: citric acid 7.51%, sodium lauryl sulfate 2.02%., U.S. Production: 2023: 10, 000, 000 - <25, 000 lb, 2022: 4, 000 - <5, 500, 2021: 4, 2020: 5, 000 - <7, (1972) 1.22X10+10 GRAMS, (1975) 7.66X10+9 GRAMS, Sulfuric acid monododecyl ester sodium salt is listed as a High Production Volume (HPV) chemical (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and, or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B, 51FR21438)., Production volumes for non-confidential chemicals reported under the Inventory Update Rule.[Table#3090], For more U.S. Production (Complete) data for SODIUM LAURYL SULFATE (6 total), General Manufacturing Information: Paint and Coating Manufacturing, Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing), All Other Chemical Product and Preparation Manufacturing, Construction, Adhesive Manufacturing, Paper Manufacturing, Miscellaneous Manufacturing, Other (requires additional information), All Other Basic Organic Chemical Manufacturing, Textiles, apparel, and leather manufacturing, Asphalt Paving, Roofing, and Coating Materials Manufacturing, Pharmaceutical and Medicine Manufacturing, Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing, Soap, Cleaning Compound, and Toilet Preparation Manufacturing, Oil and Gas Drilling, Extraction, and Support activities, Sulfuric acid monododecyl ester sodium salt (1:1): ACTIVE, Sodium dodecyl sulphate is commercially available as solids (powder or needles) of > 90 % purity. Technical-grade sodium lauryl.
Sodium Dodecyl Sulfate is a high-value fine compound with CAS registry number 151-21-3 and molecular formula NaSO4C12H25 (molecular weight 288.38), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 151-21-3
Its molecular formula NaSO4C12H25 comprises 1 Na, 1 S, 4 O, 12 C, 25 H atoms.
Also known as: Sodium Dodecyl Sulfate · Sodium Laurylsulfate
Category: fine chemicals
The CAS registry number of Sodium Dodecyl Sulfate is 151-21-3.
Molecular formula NaSO4C12H25, molecular weight 288.38.
It is also registered under: Sodium Dodecyl Sulfate, Sodium Laurylsulfate.
Recorded applications: Uses: CIR ingredient: Sodium Lauryl Sulfate, Used as surface-active, emulsifying, foaming, wetting, and dispersing agent (emulsion polymerization, metal processing, detergents, home personal care products, foods, insecticides, medical preparations, and varnish and paint removers), Used in hair-dyes, electroplating (especially nickel and zinc), injection-molded explosives, solid rocket propellants, biochemical analysis, characterization of quaternary ammonium compounds, and toxicological testing, [HSDB] Used in many consumer personal care and cleaning products, [CHEMINFO], Electroplating [Category: Plate], Painting (Pigments, Binders, and Biocides) [Category: Paint], Farming (Pesticides) [Category: Industry], Dressing Hair [Category: Other], Metal Extraction and Refining [Category: Industry], For sodium lauryl sulfate (USEPA, OPP Pesticide Code: 079011) ACTIVE products with label matches., SRP: Registered for use in the USA but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses., Used in electrophoretic separation of proteins and lipids, wetting agent, detergent, especially in the textile industry., Food additive (emulsifier and thickener), In cosmetic cleansing products and bubble baths, For more Uses (Complete) data for SODIUM LAURYL SULFATE (22 total), please visit the HSDB record page., SLS is a highly effective surfactant used in any task requiring the removal of oily stains and residues. As such the compound is found in high concentrations in industrial products including engine degreasers, floor cleaners, and car wash soaps. In household products, SLS is used in lower concentrations with toothpastes, shampoos, and shaving foams. It is an important component in bubble bath formulations for its thickening effect and its ability to create a lather. SLS may irritate the skin and eyes. (L1898), Use Classification: EPA Safer Chemical Functional Use Classes -> Surfactants, Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern, Cosmetics -> Foaming, Surfactant, Emulsifying, Denaturant, Industry Uses: pH regulating agent, Surfactant (surface active agent), Other, Solvent, Emulsifier, Not Known or Reasonably Ascertainable, Consumer Uses: Surfactant (surface active agent), pH regulating agent, Opacifer, Foamant, Binder, Cleaning agent, Preservative, Household Products: Information on 916 consumer products that contain Sodium lauryl sulfate (SLS) in the following categories is provided:, • Auto Products, • Commercial, Institutional, • Home Maintenance, • Inside the Home, • Landscaping, Yard, • Personal Care, • Pesticides, • Pet Care, Information on 247 consumer products that contain Sodium lauryl sulfate in the following categories is provided:, Methods of Manufacturing: SULFATION OF LAURYL ALCOHOL, FOLLOWED BY NEUTRALIZATION WITH SODIUM HYDROXIDE, Sulfation of lauryl alcohol, followed by neutralization with sodium carbonate., Impurities:, Impurities, Linear alkyl sulphates of shorter and longer chain length, the main impurity being the C14-compound., Formulations, Preparations: Grades: USP, Technical, FCC, Food Chemical Codex, ., Sodium dodecyl sulphate is commercially available as solids (powder or needles) of > 90 % purity. Technical-grade sodium lauryl sulphate is commercially available as solution of variable solid content. It has a purity of about 70%, with respect to the dry material., Besides pure sodium dodecyl sulphate detergent manufacturers usually produce "technical grade" sodium dodecyl sulphate, too, a product that consists of approximately 70% sodium dodecyl sulphate and 30% sodium tetradecyl sulphate. This product is generally called sodium lauryl sulphate. Technical grade sodium dodecyl sulphate is used as detergent in dish-washing products (main use), as additive for plastics and latices, and in paints and lacquers., Kleenex Brand Anti-Viral Tissue (Kimberly-Clarke Global Sales, LLC): Active ingredient: citric acid 7.51%, sodium lauryl sulfate 2.02%., U.S. Production: 2023: 10, 000, 000 - <25, 000 lb, 2022: 4, 000 - <5, 500, 2021: 4, 2020: 5, 000 - <7, (1972) 1.22X10+10 GRAMS, (1975) 7.66X10+9 GRAMS, Sulfuric acid monododecyl ester sodium salt is listed as a High Production Volume (HPV) chemical (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and, or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B, 51FR21438)., Production volumes for non-confidential chemicals reported under the Inventory Update Rule.[Table#3090], For more U.S. Production (Complete) data for SODIUM LAURYL SULFATE (6 total), General Manufacturing Information: Paint and Coating Manufacturing, Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing), All Other Chemical Product and Preparation Manufacturing, Construction, Adhesive Manufacturing, Paper Manufacturing, Miscellaneous Manufacturing, Other (requires additional information), All Other Basic Organic Chemical Manufacturing, Textiles, apparel, and leather manufacturing, Asphalt Paving, Roofing, and Coating Materials Manufacturing, Pharmaceutical and Medicine Manufacturing, Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing, Soap, Cleaning Compound, and Toilet Preparation Manufacturing, Oil and Gas Drilling, Extraction, and Support activities, Sulfuric acid monododecyl ester sodium salt (1:1): ACTIVE, Sodium dodecyl sulphate is commercially available as solids (powder or needles) of > 90 % purity. Technical-grade sodium lauryl.
Category: Basic Chemical Raw Materials.
Public-database records for Sodium Dodecyl Sulfate (CAS 151-21-3), reproduced here for independent cross-checking.
| GHS notification summary | 0.9% (24 / 2658) |
|---|---|
| Reported hazard statements | H228 (38.9%), H302 (93.7%), H315 (98.2%), H318 (52.3%), H319 (39.8%), H332 (14.8%), H335 (38.7%), H412 (40.2%) |
This chemical does not meet GHS hazard criteria for 0.9% (24 of 2658) of reports.
H228 (38.9%): Flammable solid [Danger Flammable solids]
| Regulatory & Food Contact | FDA Substance added to food: EMULSIFIER OR EMULSIFIER SALT, SURFACE-ACTIVE AGENT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS Savory, Umami CIR / INCI: Cosmetic ingredients (Sodium Lauryl Sulfate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Surfactant; Foaming; Denaturant; Emulsifying |
|---|---|
| GHS notification summary | 0.9% (24 / 2658) |
| 熔点 | 399 to 405 °F (NTP, 1992) |
|---|---|
| 熔点 | 205.5 |
| 熔点 | 204 °C |
| 熔点 | 205 °C |
| 溶解度 | 100000 |
| LogP | 1.6 |
| LogP | log Kow = 1.60 |
| Surface Tension | 39.5 dyn/cm at 25 °C |
| CAS Registry Number | 151-21-3 |
|---|---|
| PubChem CID | 3423265 |
| 分子式 | NaSO4C12H25 |
| IUPAC 名称 | sodium dodecyl sulfate |
| UNII（FDA） | 368GB5141J |
| FEMA 编号 | 4437 |
Sodium dodecyl sulfate; 151-21-3; SODIUM LAURYL SULFATE; Sodium dodecylsulfate; Sodium lauryl sulphate; Sodium dodecyl sulphate; Sodium n-dodecyl sulfate; Duponol C; Dodecyl sodium sulfate; Anticerumen; Duponal; Gardinol; Stepanol methyl; Neutrazyme; Stepanol wac; Stepanol waq
| 分子量 | 288.38 |
|---|---|
| 氢键供体数 | 0 |
| 氢键受体数 | 4 |
| 可旋转键数 | 12 |
| 精确质量 | 288.13712473 |
| 单同位素质量 | 288.13712473 |
| 拓扑极性表面积 | 74.8 |
| 重原子数 | 18 |
| 形式电荷 | 0 |
| 复杂度 | 249 |
Sodium Laurylsulfate · CAS 151-21-3 · NaSO4C12H25. UNII 368GB5141J. 熔点: 399 to 405 °F (NTP, 1992); 熔点: 205.5; 熔点: 204 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.