邻苯二甲醚

Description

1,2-Dimethoxybenzene is identified by CAS 91-16-7, molecular formula C8H10O2 and molecular weight 138.07 g/mol. UNII 61WJZ2Q41I; ChEBI 59114; InChIKey ABDKAPXRBAPSQN-UHFFFAOYSA-N. Boiling Point: 206.00 °C. @ 760.00 mm Hg; Boiling Point: 206-207 °C; Boiling Point: 206 °C @760 [mm Hg].

Identification

CAS Registry Number	91-16-7
PubChem CID	7043
Molecular formula	C8H10O2
Molecular weight	138.07 g/mol
IUPAC name	1,2-dimethoxybenzene
InChIKey	ABDKAPXRBAPSQN-UHFFFAOYSA-N
UNII (FDA)	61WJZ2Q41I
ChEBI ID	CHEBI:59114
FEMA number	3799
JECFA number	1248

Computed Descriptors

Molecular Weight	138.16
XLogP3	1.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	2
Exact Mass	138.068079557
Monoisotopic Mass	138.068079557
Topological Polar Surface Area	18.5
Heavy Atom Count	10
Formal Charge	0

Physical & Chemical Properties

Boiling Point	206.00 °C. @ 760.00 mm Hg
Boiling Point	206-207 °C
Boiling Point	206 °C @760 [mm Hg]
Melting Point	22.5 °C
Density	1.082-1.086
Density	1.081 @25 °C
Vapor Pressure	0.47 [mmHg]
LogP	1.60
LogP	1.79
Refractive Index	1.533-1.536

Physical description & handling notes

• Other Solid
• Solid or liquid; mp = 22-23 deg C; [Merck Index] Colorless liquid; mp = 22 deg C; [Alfa Aesar MSDS]
• Solid
• Colourless liquid
• Insoluble in water
• soluble (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 Earth, Moss, Wood No safety concern at current levels of intake when used as a flavouring agent

GHS Hazard Classification

Reported hazard statements	H302 (100%), H371

Documented Uses

• Used as a flavoring agent; [FDA]
• Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
• Flavoring Agents -> JECFA Flavorings Index
• All Other Basic Organic Chemical Manufacturing
• Benzene, 1,2-dimethoxy-: ACTIVE

Synonyms

1,2-Dimethoxybenzene; Veratrole; 91-16-7; Veratrol; O-DIMETHOXYBENZENE; Pyrocatechol dimethyl ether; Catechol dimethyl ether; 2-Methoxyanisole; Benzene, 1,2-dimethoxy-; 2-Dimethoxybenzol; O,O-Dimethyl catechol; Synthol; Brenzkatechindimethylether; FEMA No. 3799; Dimethylether pyrokatechinu; DTXSID7047065

Frequently Asked Questions

What are the CAS number and molecular formula of 1,2-Dimethoxybenzene?

CAS 91-16-7; molecular formula C8H10O2; molecular weight 138.07 g/mol.

What other names is 1,2-Dimethoxybenzene known by?

1,2-Dimethoxybenzene, Veratrole, 91-16-7, Veratrol, O-DIMETHOXYBENZENE, Pyrocatechol dimethyl ether.

What is the regulatory status of 1,2-Dimethoxybenzene?

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

Is 1,2-Dimethoxybenzene classified as hazardous?

Hazard statements reported: H302, H371.

What are the key physical properties of 1,2-Dimethoxybenzene?

Boiling Point: 206.00 °C. @ 760.00 mm Hg; Boiling Point: 206-207 °C; Boiling Point: 206 °C @760 [mm Hg]; Melting Point: 22.5 °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.