三氯乙烷

Description

Trichloroethane · CAS 25323-89-1 · C4H6Cl6. UNII F387UE664L. Boiling Point: 74 °C; Solubility: In water, 1,100 mg/L at 25 °C; Surface Tension: 25.4 dynes/cm = 0.0254 N/m at 20 °C.

Identification

CAS Registry Number	25323-89-1
PubChem CID	23424236
Molecular formula	C4H6Cl6
IUPAC name	1,1,1-trichloroethane;1,1,2-trichloroethane
UNII (FDA)	F387UE664L

Computed Descriptors

Molecular Weight	266.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	1
Exact Mass	265.857116
Monoisotopic Mass	263.860066
Topological Polar Surface Area	0
Heavy Atom Count	10
Formal Charge	0
Complexity	45.2

Physical & Chemical Properties

Boiling Point	74 °C
Solubility	In water, 1,100 mg/L at 25 °C
Surface Tension	25.4 dynes/cm = 0.0254 N/m at 20 °C
Odor Threshold	Odor threshold = 100 ppm
Odor Threshold	100 ppm

Physical description & handling notes

• Colorless liquid with a sweet odor like chloroform; [HSDB]
• Colorless liquid
• Chloroform-like; sweetish
• 4700 Btu/lb = 2600 cal/g = 110X10+5 J/kg
• 100 Btu/lb = 58 cal/g = 2.4x10+5 J/kg
• In the USA, 1,1,2-trichloroethane is available as a commercial grade product, either stablized or unstabilized, at a purity of >99%. The stabilized product contains sec-butanol (0.5%) and 1,2-butylene oxide (0.25%). /1,1,2- trichloroethane/

Documented Uses

• 1,1,1-trichloroethane: Used for vapor degreasing; for cleaning electrical equipment, motors, electronic components and instruments, missile hardware, paint masks, photographic film, printed circuit boards, and various metal and certain plastics components during manufacture; 1,1,2-trichloroethane: Used as intermediate for vinylidine chloride; as a solvent and component of adhesives; [HSDB]
• Metal Degreasing [Category: Clean]
• Painting (Solvents) [Category: Paint]
• Working with Glues and Adhesives [Category: Other]
• Photographic Processing [Category: Other]
• Vapor degreasing, cleaning of electrical equipment, motors, electronic components and instruments, missle hardware, paint masks, photographic film, printed circuit boards, and various metal and certain plastics componenets during manufacture. /1,1,1-trichloroethane/

Synonyms

1,1,1-trichloroethane 1,1,2-trichloroethane; Ethane, trichloro-; RefChem:933332; F387UE664L; 25323-89-1; TRICHLOROETHANES; SCHEMBL3136205

Frequently Asked Questions

What are the CAS number and molecular formula of Trichloroethane?

CAS 25323-89-1; molecular formula C4H6Cl6; molecular weight — g/mol.

What other names is Trichloroethane known by?

1,1,1-trichloroethane 1,1,2-trichloroethane, Ethane, trichloro-, RefChem:933332, F387UE664L, 25323-89-1, TRICHLOROETHANES.

What are the key physical properties of Trichloroethane?

Boiling Point: 74 °C; Solubility: In water, 1,100 mg/L at 25 °C; Surface Tension: 25.4 dynes/cm = 0.0254 N/m at 20 °C; Odor Threshold: Odor threshold = 100 ppm.

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.