Molecular Formula | C12H25NaO4S |
Molar Mass | 288.38 |
Melting Point | 206℃ |
Water Solubility | ca. 150 g/L (20℃) |
Solubility | Soluble in water, slightly soluble in alcohol, insoluble in chloroform and ether. |
Appearance | White powder |
Storage Condition | Room Temprature |
Sensitive | Easily absorbing moisture |
MDL | MFCD00036175 |
Physical and Chemical Properties | White to slightly yellow powder, with slightly special odor. melting point 180~185 ℃ (decomposition) relative density 0.25g/ml solubility soluble in water. |
Use | Used as detergent and textile auxiliaries, also used as toothpaste foaming agent, mine fire extinguishing agent, emulsion polymerization emulsifier, wool detergent, etc |
Hazard Symbols | F - Flammable Xn - Harmful |
Risk Codes | R11 - Highly Flammable R22 - Harmful if swallowed R36/38 - Irritating to eyes and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
UN IDs | UN 2926 |
Raw Materials | Chlorosulfonic acid Chlorosulfonic acid 1-Dodecanol 1-Dodecanol |
Downstream Products | Acrylic acid Polymers erythromycin estolate |
Reference Show more | 1. Yang Chunyan, Yan Limin, Xu Yanhua. Study on As Tolerance Characteristics and Tolerance Mechanism of a Strain with High Concentration of As(Ⅲ) [J]. Journal of Nanjing University of Technology (Natural Science Edition) 2012(01):61-65. 2. Rong Xinyu, Song Hongyan, Wang Huichun, et al. Preparation and Characterization of Itraconazole Nanocrystals [J]. Chinese Journal of Hospital Pharmacy 2017 37(010):916-921. 3. Diao Xiaoqin, Guan Wenting, Zhang Ying, et al. Effects of Freezing and Thawing Treatment on Physical and Chemical Properties of Myofibrillar Protein [J]. Chinese Brewing 2019 038(012):153-157. 4. Sun Jing, Chen Xiaonan, Liu Jiani, et al. Study on Anti-ischemic Brain Injury Active Components of Longxue Tongluo Capsule Based on Group Effect Relationship [J]. Chinese Journal of Traditional Chinese Medicine, 2019, 44(01):150-157. 5. Wen Qiuping, Li Chao, Xu Danping. 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Optimization of Extraction Process and Determination of Antioxidant Activity of Quinoa Seed Albumin from "Longli No.1" [J]. Food and fermentation industry, 2021,47(02):212-219. 10. Wang, Fangyuan, et al. "Facile nose-to-brain delivery of rotigotine-loaded polymer micelles thermosensitive hydrogels: in vitro characterization and in vivo behavior study." International journal of pharmaceutics 577 (2020): 119046.https://doi.org/10.1016/ 11. Huang, Hao, et al. "Immunomodulatory activities of proteins from Astragalus membranaceus waste." Journal of the Science of food and Agriculture 99.8 (2019): 4174-4181.https://doi.org/10.1002/jsfa.9650 12. Mou, Rong, et al. "Exploration of New Mutations for Resistance of Houseflies to Organophosphate Insecticides in Housefly Populations in Guizhou Province, china." (2020).https://doi.org/10.21203/rs.3.rs-41236/v1 13. Yang, Fan, et al. "Colloidal Particle-Stabilized Foam To Control the Coal Spontaneous Combustion: Stability Mechanism Analysis and Extinguishing Properties." Energy & Fuels 34.11 (2020): 14822-14831.https://doi.org/10.1021/acs.energyfuels.0c02694 14. Yuanyuan Liu, Zhaoxia Cai, Long Sheng, Meihu Ma, xiaoyun Wang,A magnetic relaxation switching and visual dual-mode sensor for selective detection of Hg2 based on aptamers modified Au @ Fe3O4 nanoparticles,Journal of Hazardous Materials,Volume 388,2020, 15. [IF = 9.297] Meng Chen et al. "NOx photocatalytic degradation on active concrete road surface - from experiment to real-scale application." J Clean Prod. 2011 Jul;19:1266 16. [IF = 2.447] Shuxing Xing et al. "Effects of various decellularization methods on histological and biomechanical properties of rabbit tendons." Exp Ther Med. 2014 Aug;8 (2):628-634 17. [IF = 10.588] Yuanyuan Liu et al. "A magnetic relaxation switching and visual dual-mode sensor for selective detection of Hg2 based on aptamers modified Au @ Fe3O4 nanoparticles." J Hazard Mater. 2020 Apr;388:121728 18. [IF = 5.875] Fangyuan Wang et al. "Facile nose-to-brain delivery of rotigotine-loaded polymer micelles thermosensitive hydrogels: In vitro characterization and in vivo behavior study." Int J Pharmaceut. 2020 Mar;577:119046 19. [IF = 5.833] He Baoshan et al. "An amperometric zearalenone aptasensor based on signal amplification by using a composite prepared from porous platinum nanotubes, gold nanoparticles and thionine-labelled graphene oxide." Microchim Acta. 2019 Jun;186(6):1-10 20. [IF = 4.952] Feilong Wei et al. "Oleogel-structured emulsion for enhanced oxidative stability of perilla oil: Influence of crystal morphology and cooling temperature." Lwt Food Sci Technol. 2021 Mar;139:110560 21. [IF = 3.765] Xia Xiaojing et al. 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white or pale yellow powder or liquid, with a slightly oily odor. Soluble in water, can reduce the surface tension of aqueous solution, so that oil emulsification. It is not sensitive to alkali and hard water, and has good compatibility with anionic and non-ionic complex. This product is flammable, irritating and allergenic. Flammable in case of open flame and high heat. Toxic gases are released by thermal decomposition.
obtained by sulfonation of decanediol (lauryl alcohol) with sulfur trioxide or chlorosulfonic acid, followed by alkali neutralization, bleaching and spray drying.
This product is a mixture of sodium alkyl sulfate (C12 H25 Na04 S).
has good emulsification, foaming, penetration, decontamination and dispersion properties, good biodegradability. It is mainly used as a foaming agent for toothpaste, shampoo, etc. It can also be used as emulsifier, fire extinguishing agent, foaming agent and textile industry additives, electroplating additives, etc. The commercial product is a mixture of sodium alkyl sulfate homologs based on sodium dodecyl sulfate.
rat oral LD50 1300mg/kg, fish semi-lethal dose (TML) 24.5 × 10-6. It has a stimulating effect on the mucosa and upper respiratory tract, and has a stimulating effect on the eyes and skin. Can cause allergic reactions in the respiratory system. Staff should be protected. Store in a cool, ventilated warehouse. Keep away from fire and heat source. Protection from direct sunlight. Keep the container sealed. Should be stored separately from the oxidant, acid, alkali.
take l.O g of this product, add 100ml of water to dissolve, add 2 drops of phenol red indicator solution, and titrate with hydrochloric acid titration solution (0. lm o l/L). Consumption of hydrochloric acid titration solution (0. lm o l/L) should not exceed 0. 60ml.
take about 5 g of this product, weigh it accurately, add 50ml of water to dissolve it, and neutralize it with dilute nitric acid (adjust p H value to 6. 5 to 10. 5, add potassium chromate indicator solution 2 m l, with silver nitrate titration solution (0. lm o l/L) titration. Silver nitrate titration per l M
The solution (0.1 M o l/L) corresponds to 5.844 mg of NaCl.
take about l g of this product, weigh it precisely, add water 1 0 m l to dissolve, add ethanol 1 0 m l, heat to near boiling for 2 hours, take advantage of heat filtration, filter residue is washed with boiling ethanol 1 0 0 m l, then water 1 5 0 m l is added to dissolve, and the container is washed, and the aqueous solution is heated to boiling with hydrochloric acid 1 0 m l, add 25% barium chloride solution 1 0 m l, place overnight, filter, filter, filter residue with water to no longer show the reaction of the gasification product, and burn to constant weight at 500~60 0 C, the total amount of residual residue and sodium chloride should not exceed 8 .0%. '
take about 10g of this product, weigh it accurately, add 100ml of water to dissolve, Add 10 ml of ethanol, extract with n-hexane for 3 times, 50ml each time, if necessary, add sodium chloride to assist stratification, combine n-hexane layers, wash with water for 3 times, 50ml each time, then use anhydrous sodium sulfate to dehydrate, filter, and evaporate the filtrate on a water bath, dry at 105°C for 3 0 minutes, cool, weigh: This product contains no esterified alcohol should not pass 4. 0%.
take about 5g of this product, precision weighing, add water 150ml to dissolve, add hydrochloric acid 50m l, slowly heat reflux for 4 hours, let cool, extract the solution with ether for 2 times, each time, the ether layers were combined, evaporated to dryness on a water bath, dried at 105 ° C. For 30 minutes, allowed to cool and weighed. The total alcohol content of this product shall not be less than 59.0%.
take this product l .O g, inspection according to law (General Principles 0821 second law), containing heavy metals shall not exceed 20 parts per million.
pharmaceutical excipients, wetting agents and emulsifiers.
sealed storage.