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196495

Sigma-Aldrich

2-Hydroxy-3-methoxybenzoic acid

97%

Synonym(s):

3-Methoxysalicylic acid

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About This Item

Linear Formula:
CH3OC6H3(OH)CO2H
CAS Number:
877-22-5
Molecular Weight:
168.15
Beilstein:
2209642
EC Number:
212-888-9
MDL number:
MFCD00002445
UNSPSC Code:
12352100
PubChem Substance ID:
24851764
NACRES:
NA.22

Quality Level

100

Assay

97%

form

powder

mp

147-150 °C (lit.)

SMILES string

COc1cccc(C(O)=O)c1O

InChI

1S/C8H8O4/c1-12-6-4-2-3-5(7(6)9)8(10)11/h2-4,9H,1H3,(H,10,11)

InChI key

AUZQQIPZESHNMG-UHFFFAOYSA-N

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Application

2-Hydroxy-3-methoxybenzoic acid was used as internal standard during the simultaneous quantification of acetylsalicylic acid and its metabolite salicylic acid in human plasma by high-performance liquid chromatography. It was used in large-scale synthesis of 7-methoxy-3(2H)-benzofuranone.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Eva-Luise Hobl et al.
Biomedical chromatography : BMC, 27(6), 695-698 (2012-11-24)
A selective, sensitive and rapid high-performance liquid chromatography method with post-column hydrolysis and fluorescence detection was developed for the simultaneous quantification of acetylsalicylic acid and its metabolite salicylic acid in human plasma. Following the addition of 2-hydroxy-3-methoxybenzoic acid as internal
A practical preparation of 7-methoxy-3 (2H)-benzofuranone.
Bryant, et al.
Synthetic Communications, 25(6), 915-920 (1995)
Wojciech Ostrowski et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 967, 21-27 (2014-07-27)
Liquid chromatography coupled to mass spectrometry (MS) with electrospray ionization (ESI) is one of analytical techniques to obtain accurate results of low molecular weight aromatic compounds in biological samples of different origin. The interpretations of mass spectra of these aromatic

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