γ-六内酯

Description

GAMMA-HEXALACTONE · CAS 695-06-7 · C6H10O2. UNII J16NAT1G41. Boiling Point: 100.00 to 102.00 °C. @ 18.00 mm Hg; Boiling Point: 220 °C; Melting Point: -18 °C.

Identification

CAS Registry Number	695-06-7
PubChem CID	12756
Molecular formula	C6H10O2
IUPAC name	5-ethyloxolan-2-one
UNII (FDA)	J16NAT1G41
FEMA number	2556
JECFA number	223

Computed Descriptors

Molecular Weight	114.14
XLogP3	0.7
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	114.068079557
Monoisotopic Mass	114.068079557
Topological Polar Surface Area	26.3
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Boiling Point	100.00 to 102.00 °C. @ 18.00 mm Hg
Boiling Point	220 °C
Melting Point	-18 °C
Density	1.020-1.025
Refractive Index	1.437-1.442

Physical description & handling notes

• Colorless liquid; [Alfa Aesar MSDS]
• Liquid
• colourless to pale yellow liquid with a herbaceous, sweet odour
• slightly
• 1 ml in 1 ml 95% alcohol (in ethanol)

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Onion No safety concern at current levels of intake when used as a flavouring agent
GHS notification summary	94.6% (1637 / 1731)

GHS Hazard Classification

GHS notification summary	94.6% (1637 / 1731)
Reported hazard statements	H319 (100%)

Documented Uses

• Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
• Flavoring Agents -> JECFA Flavorings Index
• Information on 2 consumer products that contain Gamma-Caprolactone in the following categories is provided:
• 2(3H)-Furanone, 5-ethyldihydro-: ACTIVE

Synonyms

gamma-Caprolactone; 695-06-7; gamma-Hexalactone; 4-Hexanolide; gamma-Hexanolactone; 6-Caprolactone; Tonkalide; Toukalide; 2(3H)-Furanone, 5-ethyldihydro-; Hexanolide-1,4; Hexan-4-olide; 4-Ethyl-4-butanolide; gamma-Ethylbutyrolactone; 5-Ethyltetrahydro-2-furanone; 5-ETHYLDIHYDRO-2(3H)-FURANONE; gamma-Ethyl-n-butyrolactone

Frequently Asked Questions

What are the CAS number and molecular formula of GAMMA-HEXALACTONE?

CAS 695-06-7; molecular formula C6H10O2; molecular weight — g/mol.

What other names is GAMMA-HEXALACTONE known by?

gamma-Caprolactone, 695-06-7, gamma-Hexalactone, 4-Hexanolide, gamma-Hexanolactone, 6-Caprolactone.

What is the regulatory status of GAMMA-HEXALACTONE?

Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; Flavoring Agents.

Is GAMMA-HEXALACTONE classified as hazardous?

94.6% of GHS notifications report no hazard classification (1637 of 1731).

What are the key physical properties of GAMMA-HEXALACTONE?

Boiling Point: 100.00 to 102.00 °C. @ 18.00 mm Hg; Boiling Point: 220 °C; Melting Point: -18 °C; Density: 1.020-1.025.

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.