2-甲基戊酸乙酯

Description

Ethyl 2-methylvalerate · CAS 39255-32-8 · C8H16O2. UNII 405SN8638D. Boiling Point: 153 °C; Density: 0.859-0.865; Refractive Index: 1.401-1.404.

Identification

CAS Registry Number	39255-32-8
PubChem CID	62902
Molecular formula	C8H16O2
IUPAC name	ethyl 2-methylpentanoate
UNII (FDA)	405SN8638D
FEMA number	3488
JECFA number	214

Computed Descriptors

Molecular Weight	144.21
XLogP3	2.4
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	5
Exact Mass	144.115029749
Monoisotopic Mass	144.115029749
Topological Polar Surface Area	26.3
Heavy Atom Count	10
Formal Charge	0

Physical & Chemical Properties

Boiling Point	153 °C
Density	0.859-0.865
Refractive Index	1.401-1.404

Physical description & handling notes

• CBI; Dry Powder; Liquid; Liquid
• colourless to pale yellow liquid
• (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 Fruit No safety concern at current levels of intake when used as a flavouring agent

GHS Hazard Classification

Reported hazard statements	H226

Documented Uses

• Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
• Flavoring Agents -> JECFA Flavorings Index
• Information on 67 consumer products that contain Ethyl 2-Methylvalerate in the following categories is provided:
• 2023: 8,500,000 - <10,000,000 lb
• 2022: 8,500,000 - <10,000,000 lb
• 2021: 8,500,000 - <10,000,000 lb

Synonyms

Ethyl 2-methylpentanoate; 39255-32-8; Ethyl 2-methylvalerate; Pentanoic acid, 2-methyl-, ethyl ester; Melon valerate; Ethyl alpha-methylvalerate; FEMA No. 3488; Ethyl .alpha.-methylvalerate; DTXSID7047198; EINECS 254-384-1; 405SN8638D; AI3-33618; EC 254-384-1; DTXCID5027198; HZPKNSYIDSNZKW-UHFFFAOYSA-; ETHYL 2-METHYLPENTANOATE [FCC]

Frequently Asked Questions

What are the CAS number and molecular formula of Ethyl 2-methylvalerate?

CAS 39255-32-8; molecular formula C8H16O2; molecular weight — g/mol.

What other names is Ethyl 2-methylvalerate known by?

Ethyl 2-methylpentanoate, 39255-32-8, Ethyl 2-methylvalerate, Pentanoic acid, 2-methyl-, ethyl ester, Melon valerate, Ethyl alpha-methylvalerate.

What is the regulatory status of Ethyl 2-methylvalerate?

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

Is Ethyl 2-methylvalerate classified as hazardous?

Hazard statements reported: H226.

What are the key physical properties of Ethyl 2-methylvalerate?

Boiling Point: 153 °C; Density: 0.859-0.865; Refractive Index: 1.401-1.404.

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.