Agent Name

Dodecyl alcohol, ethoxylated

Alternative Name


CAS Number




Major Category

Other Classes


Polidocanol; Laureth 4 [USAN]; Laureth 9 [USAN]; Laureth-11; Lauromacrogol 400 [INN]; PEG-11 Lauryl ether; 40L (polyether); Actinol L 7; Actinol L3; Adeka Carpol M 2; Adeka Carpol MBF 100; Adekatol LA 1275; Aethoxysklerol; Aetoxisclerol; Akyporox RLM 160; Akyporox RLM 22; Akyporox RLM 230; Akyporox RLM 40; Aldosperse L 9; Alkasurf LAN 1; Alkasurf LAN 3; Arapol 0712; Atlas G 2133; Atlas G 3705; Atlas G 3707; Atlas G 4829; Atlas G-2133; Atlas G-3705; Atossisclerol; B 205; BASE LP 12; BL 9; BL 9 (polyglycol); Base LP 12; Brij 22; Brij 23; Brij 30; Brij 30ICI; Brij 30SP; Brij 35; Brij 35L; Brij 36T; Calgene 40L; Carsonol L 2; Carsonol L 3; Chemal LA 23; Chimipal AE 3; Cimagel; Conion 275-100; Conion 275-20; Conion 275-30; Conion 275-80; Conion 2P80; Dodecanol, ethoxylate; Dodecyl alcohol polyoxyethylene ether; Du Pont WK; Ethosperse LA 12; Ethosperse LA 23; Ethoxylated lauryl alcohol; Ethoxysclerol; G 3707; Glycols, polyethylene, monododecyl ether; Hydroxypolyethoxydodecane; LA (Alcohol); LA 7; Laureth; Laureth 4; Laureth 9; Lipal 4LA; Lubrol 12A9; Lubrol PX; Marlipal 1217; Mergital LM 11; Newcol 1203; Nikkol BL; Noigen ET 160; Noigen ET 170; Noigen YX 500; Nonaethyleneglycol monododecyl ether; Noniolite AL 20; Pegnol L 12; Poly(oxy-1,2-ethanediyl), alpha-dodecyl-omega-hydroxy-; Polyethylene glycol monododecyl ether; Polyethylene glycol monolauryl ether; Polyoxyethylene 9-lauryl ether; Polyoxyethylene lauryl ether; Polyoxyethylenedodecyl ether; Rokanol L; Romopal LN; Simulsol P 23; Simulsol P 4; Siponic L; Slovasol S; Standamul LA 2; Stmer 135; Surfactant WK; Texofor B 9; Thesat; Thesit; alpha-Dodecyl-omega-hydroxypoly(oxy-1,2-ethanediyl); alpha-Dodecyl-omega-hydroxypoly(oxyethylene); Polyoxyethylene dodecyl mono ether; [ChemIDplus]




Colorless to yellow liquid; [HSDB] White solid or colorless or pale yellow liquid; Hygroscopic (number of moles ethylene oxide is 4 or more); Variable mp; [CHEMINFO] White waxy solid; [MSDSonline]


Composed of an average of 9 ethylene oxides with an average molecular weight of approximately 600; Used as solvent, nonionic emulsifier, pharmaceutical surfactant, spermaticide, topical anesthetic, antipruritic, and sclerosing agent; [Merck Index]


May cause skin irritation; Large doses, especially parenterally, may cause CNS depression; [HSDB] A skin, eye, and respiratory tract irritant; Toxic by ingestion--high doses may cause narcosis and convulsions; [CAMEO] A polymer mixture (polymeric content usually >97%) of varying chain lengths and molecular weights (317-1200) containing possible impurities such as branched or secondary dodecanol isomers and other additives (i.e. antioxidants); [CHEMINFO] An irritant; [MSDSonline]

Exposure Assessment
Vapor Pressure

16.7 mm Hg

Flammability (NFPA)

1: Must be preheated

Adverse Effects

CNS Solvent Syndrome

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information


Chemical Information

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Occupational diseases associated with exposure to this agent: