2,5-二乙基-3-甲基吡嗪

Description

2,5-Diethyl-3-methylpyrazine is identified by CAS 32736-91-7, molecular formula C9H14N2 and molecular weight 150.12 g/mol. UNII N079TRL8P5; ChEBI 193681; InChIKey RJIREWQSLPRZFG-UHFFFAOYSA-N. Boiling Point: 95.00 °C. @ 14.00 mm Hg; Boiling Point: 95 °C (14 mm Hg); Density: 0.944-0.954.

Identification

CAS Registry Number	32736-91-7
PubChem CID	36225
Molecular formula	C9H14N2
Molecular weight	150.12 g/mol
IUPAC name	2,5-diethyl-3-methylpyrazine
InChIKey	RJIREWQSLPRZFG-UHFFFAOYSA-N
UNII (FDA)	N079TRL8P5
ChEBI ID	CHEBI:193681
FEMA number	3915
JECFA number	778

Computed Descriptors

Molecular Weight	150.22
XLogP3	1.9
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	2
Exact Mass	150.115698455
Monoisotopic Mass	150.115698455
Topological Polar Surface Area	25.8
Heavy Atom Count	11
Formal Charge	0

Physical & Chemical Properties

Boiling Point	95.00 °C. @ 14.00 mm Hg
Boiling Point	95 °C (14 mm Hg)
Density	0.944-0.954
Refractive Index	1.4922-1.5022

Physical description & handling notes

• colourless to light yellow liquid with a toasted hazelnut, meaty odour
• slightly
• moderately soluble in water; soluble in oils, organic solvents
• miscible at room temperature (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 Savory No safety concern at current levels of intake when used as a flavouring agent

GHS Hazard Classification

Reported hazard statements	H302 (100%)

Documented Uses

• Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
• Flavoring Agents -> JECFA Flavorings Index

Synonyms

2,5-DIETHYL-3-METHYLPYRAZINE; 32736-91-7; Pyrazine, 2,5-diethyl-3-methyl-; N079TRL8P5; FEMA NO. 3915; DTXSID70186406; 2,5-DIETHYL-3-METHYL-1,4-DIAZINE; 2,5-DIETHYL-3-METHYLPYRAZINE [FHFI]; RefChem:444371; DTXCID40108897; 639-092-8; Pyrazine, 2,5-diethyl-3-methyl- (8CI,9CI); 3,6-diethyl-2-methylpyrazine; 2,5-diethyl-3-methyl pyrazine; MFCD18377799; UNII-N079TRL8P5

Frequently Asked Questions

What are the CAS number and molecular formula of 2,5-Diethyl-3-methylpyrazine?

CAS 32736-91-7; molecular formula C9H14N2; molecular weight 150.12 g/mol.

What other names is 2,5-Diethyl-3-methylpyrazine known by?

2,5-DIETHYL-3-METHYLPYRAZINE, 32736-91-7, Pyrazine, 2,5-diethyl-3-methyl-, N079TRL8P5, FEMA NO. 3915, DTXSID70186406.

What is the regulatory status of 2,5-Diethyl-3-methylpyrazine?

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

Is 2,5-Diethyl-3-methylpyrazine classified as hazardous?

Hazard statements reported: H302.

What are the key physical properties of 2,5-Diethyl-3-methylpyrazine?

Boiling Point: 95.00 °C. @ 14.00 mm Hg; Boiling Point: 95 °C (14 mm Hg); Density: 0.944-0.954; Refractive Index: 1.4922-1.5022.

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.