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o-Methoxybenzaldehyde

CAS 135-02-4C8H8O2MW 136.05 g/mol

o-Methoxybenzaldehyde (CAS 135-02-4) — formula C8H8O2, molecular weight 136.05 g/mol.

Product Overview

CAS Number135-02-4
Molecular FormulaC8H8O2
Molecular Weight136.05 g/mol
Melting Point39 °C
Boiling Point238.00 °C. @ 760.00 mm Hg
LogP1.72

Technical Profile

What this product is

o-Methoxybenzaldehyde is a chemical compound with CAS registry number 135-02-4 and molecular formula C8H8O2 (molecular weight 136.05 g/mol).

Identification

CAS number: 135-02-4

Its molecular formula C8H8O2 comprises 8 C, 8 H, 2 O atoms.

Also known as: o-Methoxybenzaldehyde · o-Anisaldehyde

Frequently Asked Questions

What is the CAS number of o-Methoxybenzaldehyde?

The CAS registry number of o-Methoxybenzaldehyde is 135-02-4.

What is the molecular formula and molecular weight of o-Methoxybenzaldehyde?

Molecular formula C8H8O2, molecular weight 136.05 g/mol.

What other names is o-Methoxybenzaldehyde known by?

It is also registered under: o-Methoxybenzaldehyde, o-Anisaldehyde.

PubChem Public Data

Independent reference data for o-Methoxybenzaldehyde (CAS 135-02-4), compiled from public chemistry databases.

Registry identifiers across databases

CAS Registry Number135-02-4
PubChem CID8658
Molecular formulaC8H8O2
Molecular weight136.05 g/mol
IUPAC name2-methoxybenzaldehyde
InChIKeyPKZJLOCLABXVMC-UHFFFAOYSA-N
UNII (FDA)7CP821WF2W
ChEBI IDCHEBI:172139
FEMA number4077
JECFA number2062

Computed descriptors

Molecular Weight136.15
XLogP31.7
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass136.052429494
Monoisotopic Mass136.052429494
Topological Polar Surface Area26.3
Heavy Atom Count10

Physicochemical values on record

Boiling Point238.00 °C. @ 760.00 mm Hg
Melting Point39 °C
Vapor Pressure0.12 [mmHg]
LogP1.72
Ionization Efficiency1.18
Ionization Efficiency2.7
Ionization EfficiencyMeCN (80%)
Ionization EfficiencyDOI:10.1038/s41598-020-62573-z

Documented uses on record

    Used as flavoring agent or adjuvant; [FDA]Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

    Synonyms and trade names

    2-METHOXYBENZALDEHYDE; o-Anisaldehyde; Benzaldehyde, 2-methoxy-; o-Methoxybenzaldehyde; 2-methoxy-benzaldehyde; Formylanisole, o-; DTXSID1051690; EINECS 205-171-7; UNII-7CP821WF2W; NSC 58960; BRN 0606301; 7CP821WF2W; o-methoxy benzaldehyde; o-methoxy-benzaldehyde; O-Anisaldehyde, 8CI; AI3-01375

    Regulatory listings held on file

    Regulatory & Food ContactEU Flavoring substances
    FDA Substance added to food: FLAVORING AGENT OR ADJUVANT
    Flavoring Agents
    FLAVOURING_AGENT: Flavouring Agent
    Floral
    No safety concern at current levels of intake when used as a flavouring agent
    GHS notification summary0.2% (3 / 1457)

    GHS hazard classification

    GHS notification summary0.2% (3 / 1457)
    Reported hazard statementsH315 (99.8%), H319 (99.8%), H335 (99.5%)

    This chemical does not meet GHS hazard criteria for 0.2% (3 of 1457) of reports.

    H315 (99.8%): Causes skin irritation [Warning Skin corrosion/irritation]

    What the public record says

    o-Methoxybenzaldehyde is identified by CAS 135-02-4, molecular formula C8H8O2 and molecular weight 136.05 g/mol. UNII 7CP821WF2W; ChEBI 172139; InChIKey PKZJLOCLABXVMC-UHFFFAOYSA-N. Boiling Point: 238.00 °C. @ 760.00 mm Hg; Melting Point: 39 °C; Vapor Pressure: 0.12 [mmHg].

    Physical description and handling notes

    Source: PubChem / Wikidata; the batch COA governs where values differ.

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