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528242

Sigma-Aldrich

5-Methoxyisophthalic acid

97%

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About This Item

Linear Formula:
CH3OC6H3(CO2H)2
CAS Number:
46331-50-4
Molecular Weight:
196.16
MDL number:
MFCD00272364
UNSPSC Code:
12352100
PubChem Substance ID:
24877571
NACRES:
NA.22

Assay

97%

mp

275-280 °C (lit.)

functional group

carboxylic acid

SMILES string

COc1cc(cc(c1)C(O)=O)C(O)=O

InChI

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

InChI key

POSMIIJADZKUPL-UHFFFAOYSA-N

General description

5-Methoxyisophthalic acid can be prepared from its dimethyl analog, via oxidation in the presence of potassium permanganate in pyridine-water.[1]

Application

5-Methoxyisophthalic acid (MeO-H2ip) may be used to synthesize [bpp = 1,3-di(4-pyridyl)propane]:
  • 5-methoxy bis(4-benzyloxy)phenylisophthalate[2]
  • 3,5-bis(4-fluorobenzoyl)phenol[3]
  • [Cd2(MeO-ip)2(bpp)2]n·nH2O[4]
  • [Ni(MeO-ip)(bpp)(H2O)]n·nH2O[4]

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

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Certificates of Analysis (COA)

Lot/Batch Number
08911DB
04723MI

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Occurrence of transition between lamellar antiferroelectric and columnar ferroelectric phases in achiral seven-ring bent-core compounds derived from 5-methoxyisophthalic acid.
Radhika S, et al.
Ferroelectrics, 364(1), 20-32 (2008)
Syntheses, structures, and properties of two coordination polymers based on 5-methoxyisophthalate and flexible dipyridines.
Li X, et al.
Journal of Coordination Chemistry, 66(18), 3249-3260 (2013)
Cyclic hyperbranched poly (ether ketone) s derived from 3, 5-bis (4-fluorobenzoyl) phenol.
Kricheldorf HR, et al.
Macromolecules, 36(15), 5551-5558 (2003)
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)

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