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Sigma-Aldrich

4-Methoxyisophthalic acid

97%

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About This Item

Linear Formula:
CH3OC6H3(CO2H)2
CAS Number:
2206-43-1
Molecular Weight:
196.16
EC Number:
218-618-6
MDL number:
MFCD06208422
UNSPSC Code:
12352100
PubChem Substance ID:
329757891
NACRES:
NA.22

Assay

97%

mp

258-263 °C (lit.)

SMILES string

COc1ccc(cc1C(O)=O)C(O)=O

InChI

1S/C9H8O5/c1-14-7-3-2-5(8(10)11)4-6(7)9(12)13/h2-4H,1H3,(H,10,11)(H,12,13)

InChI key

JIICYHFLIOGGHE-UHFFFAOYSA-N

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General description

4-Methoxyisophthalic acid can be prepared by employing the following as a starting material:
  • its dimethyl analog
  • p-cresol
  • 4-methoxy-m-xylene
  • 3-methyl-4-methoxybenzyl chloride

Storage Class Code

13 - Non 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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Hydroxyphenylisopropylamines containing nuclear methyl groups.
Wenner W.
The Journal of Organic Chemistry, 16(3), 457-460 (1951)
Some Normal and Alkamine Esters of 4-Methoxyisophthalic Acid.
Fosdick LS and Fancher OE.
Journal of the American Chemical Society, 63(5), 1277-1279 (1941)
Poly (Benzimidazole) synthesis by direct reaction of methoxyphthalic acids and tetramine.
Ueda M and Sugita H.
Journal of Polymer Science Part A: Polymer Chemistry, 27(8), 2815-2818 (1989)
Structure determination and synthesis of a plant growth inhibitor, 3-acetyl-6-methoxybenzaldehyde, found in the leaves of Encelia farinosa.
R GRAY et al.
Journal of the American Chemical Society, 70(3), 1249-1253 (1948-03-01)

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