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167037

Sigma-Aldrich

3-Methylsalicylic acid

96.0%

Synonym(s):

2-Hydroxy-3-methylbenzoic acid, o-Cresotic acid

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About This Item

Linear Formula:
CH3C6H3(OH)CO2H
CAS Number:
83-40-9
Molecular Weight:
152.15
Beilstein:
2086811
EC Number:
201-473-8
MDL number:
MFCD00002448
UNSPSC Code:
12352100
PubChem Substance ID:
24850191
NACRES:
NA.22

Assay

96.0%

mp

163-165 °C (lit.)

solubility

methanol: soluble 5%, clear to slightly hazy (colorlessto faint brown)

SMILES string

Cc1cccc(C(O)=O)c1O

InChI

1S/C8H8O3/c1-5-3-2-4-6(7(5)9)8(10)11/h2-4,9H,1H3,(H,10,11)

InChI key

WHSXTWFYRGOBGO-UHFFFAOYSA-N

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General description

3-Methylsalicylic acid reacts with WOCl4 to yield tungsten(VI) oxo-salicylate complexes.

Application

3-Methylsalicylic acid was used in the synthesis of:
  • 8-methyl-2-thioxo-2,3-dihydro-4H-1,3-benzoxazin-4-one
  • 7-hydroxy-8-methyl-2-thioxo-2,3-dihydro-4H-1,3-benzoxazin-4-one
  • (R)-, (S)- and (RS)-hydroxymethylmexiletine

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302,H315,H318,H335

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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