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348309

Sigma-Aldrich

4-Methylphthalic acid

99%

Synonym(s):

4-Methyl-1,2-benzenedicarboxylic acid

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About This Item

Linear Formula:
CH3C6H3-1,2-(CO2H)2
CAS Number:
4316-23-8
Molecular Weight:
180.16
EC Number:
224-333-8
MDL number:
MFCD00041946
UNSPSC Code:
12162002
PubChem Substance ID:
24861563
NACRES:
NA.23

assay

99%

form

powder

mp

146-148 °C (lit.)

SMILES string

Cc1ccc(C(O)=O)c(c1)C(O)=O

InChI

1S/C9H8O4/c1-5-2-3-6(8(10)11)7(4-5)9(12)13/h2-4H,1H3,(H,10,11)(H,12,13)

InChI key

CWJJAFQCTXFSTA-UHFFFAOYSA-N

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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C P Saint et al.
FEMS microbiology letters, 57(3), 323-328 (1990-06-01)
Genes involved in 4-methyl-o-phthalate and 4-hydroxy-iso-phthalate catabolism reside on a 226-232 kbp catabolic plasmid termed MOP. This was confirmed by transformation and conjugation into an isogenic heat-cured (MOP-) derivative of the wild-type isolate, identified and termed Pseudomonas cepacia Pc701. Transformation

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