328022
4-Methylhippuric acid
98%
Synonym(s):
N-(4-Methylbenzoyl)glycine, p-Toluric acid
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About This Item
Linear Formula:
CH3C6H4CONHCH2CO2H
CAS Number:
Molecular Weight:
193.20
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
248-231-8
MDL number:
Product Name
4-Methylhippuric acid, 98%
InChI key
NRSCPTLHWVWLLH-UHFFFAOYSA-N
InChI
1S/C10H11NO3/c1-7-2-4-8(5-3-7)10(14)11-6-9(12)13/h2-5H,6H2,1H3,(H,11,14)(H,12,13)
SMILES string
Cc1ccc(cc1)C(=O)NCC(O)=O
assay
98%
form
powder
mp
163-165 °C (lit.)
functional group
amide
carboxylic acid
Quality Level
Related Categories
General description
4-Methylhippuric acid is the major metabolite of xylene and has been determined in urine by gas chromatography.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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P T Mayer et al.
AAPS pharmSci, 2(2), E14-E14 (2001-12-14)
To explore the independence of functional group contributions to permeability of nonelectrolytes across egg lecithin bilayers, the transport rates were measured of a series of alpha-substituted p-methylhippuric acids (-H, -Cl, -OCH3, -CN, -OH, -COOH, and -CONH2) across egg lecithin lipid
Measurement of exposure to xylenes by separate determination of m- and p-methylhippuric acids in urine.
M Morin et al.
Journal of chromatography, 210(2), 346-349 (1981-06-05)
G Bieniek et al.
British journal of industrial medicine, 38(3), 304-306 (1981-08-01)
The separation of hippuric and m-methylhippuric acid as toluene and m-xylene metabolites present in urine of people exposed simultaneously to toluene and xylene is described. Chloroform was used for hippuric and m-methylhippuric acid extraction. Satisfactory separation of these metabolites was
Peter T Mayer et al.
Journal of pharmaceutical sciences, 91(3), 640-646 (2002-03-29)
The barrier domain solubility-diffusion theory of lipid bilayer permeability relates the permeability coefficient (P(m)) to the solute's partition coefficient (PC(barrier/w)) and diffusion coefficient (D(barrier)) in the ordered chain region of the bilayer that serves as the barrier region for polar
O Inoue et al.
International archives of occupational and environmental health, 64(7), 533-539 (1993-01-01)
The correlation between exposure to three xylene isomers and resulting urinary excretion of corresponding methylhippuric acid (MHA) isomers was studied among 175 Chinese workers of both sexes who had been predominantly exposed to xylenes (exposure to xylenes accounting for 70%
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