十二烷醇

Description

Dodecanol · CAS 27342-88-7 · C12H26O. UNII 178A96NLP2. Boiling Point: 498 °F at 760 mmHg (USCG, 1999); Boiling Point: 259 °C at 760 mm Hg; Boiling Point: 259 °C.

Identification

CAS Registry Number	27342-88-7
PubChem CID	8193
Molecular formula	C12H26O
IUPAC name	dodecan-1-ol
UNII (FDA)	178A96NLP2
FEMA number	2617
JECFA number	109

Computed Descriptors

Molecular Weight	186.33
XLogP3	5.1
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	10
Exact Mass	186.198365449
Monoisotopic Mass	186.198365449
Topological Polar Surface Area	20.2
Heavy Atom Count	13
Formal Charge	0

Physical & Chemical Properties

Boiling Point	498 °F at 760 mmHg (USCG, 1999)
Boiling Point	259 °C at 760 mm Hg
Boiling Point	259 °C
Boiling Point	at 101.3kPa: 250 °C
Boiling Point	260 °C @760 [mm Hg]
Melting Point	75 °F (USCG, 1999)
Melting Point	24 °C
Flash Point	260 °F (USCG, 1999)
Flash Point	127 °C
Flash Point	260 °F (127 °C) (Closed cup)

Physical description & handling notes

• Dodecanol is a colorless thick liquid with a sweet odor. Floats on water. Freezing point is 75 °F. (USCG, 1999)
• Liquid; Other Solid; Liquid
• Colorless solid below 20 deg C; Colorless liquid at room temperature; Unpleasant odor at high concentrations; Delicate floral odor when diluted; [HSDB] White solid with an alcohol-like odor; mp = 26 deg C; [MSDSonline]
• Solid; mp = 24 deg C; [HSDB]
• Solid
• COLOURLESS LIQUID OR WHITE CRYSTALS WITH CHARACTERISTIC ODOUR.

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS Flavoring Agents FLAVOURING_AGENT: Flavouring Agent
GHS notification summary	2.2% (85 / 3888)

GHS Hazard Classification

GHS notification summary	2.2% (85 / 3888)
Reported hazard statements	H319 (83.8%), H400 (85.7%), H410 (14%), H411 (24.8%), H320, H370, H412, H371

Documented Uses

• Aluminum Producing [Category: Industry]
• Metal Machining [Category: Heat or Machine]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Used to make detergents, sulfonic acid esters (wetting agents), thiodipropionate, lauryl chloride, specialty ethoxylates, sulfate defoamers, lube additives, pharmaceuticals, rubbers, textiles, perfumes, and foaming agents; [HSDB]
• Manufacture of sulfuric acid esters which are used as wetting agents.
• Synthetic detergents; lube additives; pharmaceuticals; rubber; textiles; perfumes; flavoring agent.

Synonyms

1-DODECANOL; Dodecan-1-ol; Dodecyl alcohol; 112-53-8; Lauryl alcohol; n-Dodecyl alcohol; Lauric alcohol; Laurinic alcohol; Undecyl carbinol; Dodecylalcohol; 1-Hydroxydodecane; Pisol; 1-Dodecyl alcohol; n-Dodecan-1-ol; Duodecyl alcohol; Lorol 5

Frequently Asked Questions

What are the CAS number and molecular formula of Dodecanol?

CAS 27342-88-7; molecular formula C12H26O; molecular weight — g/mol.

What other names is Dodecanol known by?

1-DODECANOL, Dodecan-1-ol, Dodecyl alcohol, 112-53-8, Lauryl alcohol, n-Dodecyl alcohol.

What is the regulatory status of Dodecanol?

Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; FDA Cumulative Estimated Daily Intake (CEDI): FCS.

Is Dodecanol classified as hazardous?

2.2% of GHS notifications report no hazard classification (85 of 3888).

What are the key physical properties of Dodecanol?

Boiling Point: 498 °F at 760 mmHg (USCG, 1999); Boiling Point: 259 °C at 760 mm Hg; Boiling Point: 259 °C; Boiling Point: at 101.3kPa: 250 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.