hexene

Description

hexene · CAS 25264-93-1 · C6H12. UNII 2TZ30GGG1A. Vapor Pressure: 173.0 [mmHg]; Vapor Pressure: 150.0 [mmHg]; Vapor Pressure: 155.0 [mmHg].

Identification

CAS Registry Number	25264-93-1
PubChem CID	639661
Molecular formula	C6H12
IUPAC name	(E)-hex-2-ene
UNII (FDA)	2TZ30GGG1A

Computed Descriptors

Molecular Weight	84.16
XLogP3	2.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	2
Exact Mass	84.093900383
Monoisotopic Mass	84.093900383
Topological Polar Surface Area	0
Heavy Atom Count	6
Formal Charge	0

Physical & Chemical Properties

Vapor Pressure	173.0 [mmHg]
Vapor Pressure	150.0 [mmHg]
Vapor Pressure	155.0 [mmHg]
Other Experimental Properties	50 mg/l in water @ 25 °C

Physical description & handling notes

• Liquid; Gas Vapor
• Liquid; [IUCLID]
• Clear colorless liquid; [MSDSonline]
• Colorless liquid with a mild odor; [Alfa Aesar MSDS]
• Boiling point: 67.9 °C /2-Hexene (E)/; 68.8 °C /2-Hexene (Z)/; 67.1 °C /3-Hexene (E)/; 66.4 °C /3-Hexene (Z)/
• Melting point: -133 °C /2-Hexene (E)/; -141.1 °C /2-Hexene (Z)/; -115.4 °C /3-Hexene (E)/; -137.8 °C /3-Hexene (Z)/

GHS Hazard Classification

Reported hazard statements	H225 (100%), H304 (65.8%), H315 (80.3%), H319 (80.3%), H335 (80.3%)

Documented Uses

• Used in the polymer, surfactant, and detergent industries; [HSDB] Produced and sold as component of C6-C8 olefin distillation cut; [IUCLID]
• Used as a chemical intermediate; [Hawley]
• Used in the polymer, surfactant and detergent industries
• CRACKING OF PETROLEUM DISTILLATES FOLLOWED BY SEPARATION OF C6 OLEFINS
• 2023: 1,000,000,000 - <2,500,000,000 lb
• 2022: 1,000,000,000 - <2,500,000,000 lb

Synonyms

Hexene, isomers; 25264-93-1; 092313365W; Hexene,; RefChem:1086661; HEXENE (MIXED ISOMERS); DTXSID5027855; 246-768-2; Hexene; trans-2-Hexene; 4050-45-7; (E)-2-Hexene; (E)-hex-2-ene; 2-hexene, (2E)-; 2-Hexene, (E)-; (2E)-2-Hexene

Frequently Asked Questions

What are the CAS number and molecular formula of hexene?

CAS 25264-93-1; molecular formula C6H12; molecular weight — g/mol.

What other names is hexene known by?

Hexene, isomers, 25264-93-1, 092313365W, Hexene,, RefChem:1086661, HEXENE (MIXED ISOMERS).

Is hexene classified as hazardous?

Hazard statements reported: H225, H304, H315, H319, H335.

What are the key physical properties of hexene?

Vapor Pressure: 173.0 [mmHg]; Vapor Pressure: 150.0 [mmHg]; Vapor Pressure: 155.0 [mmHg]; Other Experimental Properties: 50 mg/l in water @ 25 °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.