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1-Undecanol

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Name

1-Undecanol

EINECS 203-970-5
CAS No. 112-42-5 Density 0.831
PSA 20.23000 LogP 3.50950
Solubility N/A Melting Point 11 C
Formula C11H24 O Boiling Point 146 C at 30 mm Hg
Molecular Weight 172.311 Flash Point 113 ºC
Transport Information UN 3082 Appearance colourless liquid
Safety Moderately toxic by ingestion. A skin irritant. Combustible liquid. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes. See also ALCOHOL, DENATURED; ALCOHOLS, C6-12; ALCOHOLS, C9-11; ALCOHOLS, C12-13, ETHOXYLATED; ALCOHOLS, C12-15, ETHOXYLATED; ALCOHOLS, C12-16, ETHOXYLATED; ALCOHOLS, C14-15, ETHOXYLATED; ALCOHOLS, C16-18, ETHOXYLATED; ALCOHOLS, C8-10, ETHOXYLATED PROPOXYLATED; ALCOHOLS, C12-15, ETHOXYLATED PROPOXYLATED; ALCOHOLS, N.O.S.. Risk Codes R38;R43;R51/53   
Molecular Structure Molecular Structure of 112-42-5 (n-Undecanol) Hazard Symbols
Synonyms

Undecylalcohol (6CI,8CI); 1-Hendecanol; 1-Hydroxyundecane; 1-Undecyl alcohol; Alchem11; Hendecanoic alcohol; Hendecyl alcohol; NSC 403667; Neodol 1; Tip-Nip;Undecanol; n-Undecan-1-ol; n-Undecyl alcohol

Article Data 148

1-Undecanol Chemical Properties

Chemical Name : 1-UNDECANOL
Molecular Formula : C11H24O
Molecular Structure :  
 
CBNumber : CB9311378
Formula Weight : 172.31
CAS No. : 112-42-5
Synonyms : 1-undecylalcohol;alcooln-undecylique;Decyl carbinol;decylcarbinol;Dlcohol c-11 undecylic;Hendecanoic alcohol;hendecanoicalcohol;Hendecyl alcohol
mp : 11 °C(lit.)
bp : 146 °C30 mm Hg(lit.)
density : 0.83 g/mL at 25 °C(lit.)
refractive index : n20/D 1.44(lit.)
Fp :  >230 °F
 Undecanol is a colourless, water insoluble liquid of melting point 19 °C and boiling point 243 °C.
Undecanol, also known by its IUPAC name 1-undecanol or undecan-1-ol, and by its trivial names undecyl alcohol and hendecanol, is a fatty alcohol.  
1-Undecanol is found naturally in many foods such as fruits (including apples and bananas), butter, eggs and cooked pork.

1-Undecanol Uses

1-Undecanol has a floral citrus like odor, and a fatty taste and is used as a flavoring ingredient in foods.
1-Undecanol is commonly produced by the reduction of 1-undecanal, the analogous aldehyde.

1-Undecanol Toxicity Data With Reference

1.   

skn-rbt 10 mg/24H

   JIHTAB    Journal of Industrial Hygiene and Toxicology. 26 (1944),269.
2.   

skn-rbt 500 mg/24H MOD

   FCTXAV    Food and Cosmetics Toxicology. 16 (1978),637.
3.   

dnr-bcs 20 mg/disc

   OIGZSE    Osaka-shi Igakkai Zasshi. Journal of Osaka City Medical Association. 34 (1985),267.
4.   

orl-rat LD50:3000 mg/kg

   JIHTAB    Journal of Industrial Hygiene and Toxicology. 26 (1944),269.

5.

 

   

skn-gpg LD50:>20 g/kg

   

34ZIAG    Toxicology of Drugs and Chemicals ,Deichmann, W.B.,New York, NY.: Academic Press, Inc.,1969,695.

1-Undecanol Consensus Reports

Reported in EPA TSCA Inventory.

1-Undecanol Safety Profile

1-Undecanol Specification

Undecanol can irritate the skin, eyes and lungs. Ingestion can be harmful, with the approximate toxicity of ethanol.
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