环十二烷

Description

cyclododecane · CAS 294-62-2 · C12H24. UNII 97CN13ZD83. Boiling Point: 247 °C; Melting Point: 60.4 °C; Density: 0.82 g/cu cm at 80 °C.

Identification

CAS Registry Number	294-62-2
PubChem CID	9268
Molecular formula	C12H24
IUPAC name	cyclododecane
UNII (FDA)	97CN13ZD83

Computed Descriptors

Molecular Weight	168.32
XLogP3	6.7
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	0
Exact Mass	168.187800766
Monoisotopic Mass	168.187800766
Topological Polar Surface Area	0
Heavy Atom Count	12
Formal Charge	0

Physical & Chemical Properties

Boiling Point	247 °C
Melting Point	60.4 °C
Density	0.82 g/cu cm at 80 °C
Vapor Pressure	0.03 [mmHg]
Vapor Pressure	0.0295 mm Hg at 25 °C

Physical description & handling notes

• Colorless crystals; [MSDSonline]
• Needles from alcohol
• Insoluble in water; very soluble in alcohol, ethyl ether

Regulatory Status

GHS notification summary	75% (3 / 4)

GHS Hazard Classification

GHS notification summary	75% (3 / 4)
Reported hazard statements	H413 (25%)

Documented Uses

• Used as an intermediate for the production of chemicals to make polyamides, polyesters, synthetic lubricating oils, and nylon 12; as a high-purity solvent; as a mothproofing agent; [HSDB]
• Intermediate for the production of chemicals used to make polyamides, polyesters, synthetic lubricating oils, and nylon 12; high-purity solvent. Also used as a moth proofing agent
• An intermediate for the production of nylon 12
• Cyclododecane is produced by liquid-phase hydrogenation of 1,5,9-cyclododecatriene over nickel catalysts.
• Cyclododecane ... is obtained by catalytic hydrogenation of 1,5,9-cyclododecatriene.
• Cyclododecane 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).

Synonyms

CYCLODODECANE; 294-62-2; EINECS 206-033-9; DTXSID9021552; HSDB 5557; UNII-97CN13ZD83; BRN 1901008; CYCLODODECANE [HSDB]; 97CN13ZD83; EC 206-033-9; 4-05-00-00169 (Beilstein Handbook Reference); DTXCID401552; RefChem:129446; 206-033-9; DDTBPAQBQHZRDW-UHFFFAOYSA-N; InChI=1/C12H24/c1-2-4-6-8-10-12-11-9-7-5-3-1/h1-12H

Frequently Asked Questions

What are the CAS number and molecular formula of cyclododecane?

CAS 294-62-2; molecular formula C12H24; molecular weight — g/mol.

What other names is cyclododecane known by?

CYCLODODECANE, 294-62-2, EINECS 206-033-9, DTXSID9021552, HSDB 5557, UNII-97CN13ZD83.

Is cyclododecane classified as hazardous?

75% of GHS notifications report no hazard classification (3 of 4).

What are the key physical properties of cyclododecane?

Boiling Point: 247 °C; Melting Point: 60.4 °C; Density: 0.82 g/cu cm at 80 °C; Vapor Pressure: 0.03 [mmHg].

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.