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659282

Sigma-Aldrich

4-Hydroxy-3-methylbenzoic acid

97%

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About This Item

Linear Formula:
HOC6H3(CH3)CO2H
CAS Number:
499-76-3
Molecular Weight:
152.15
EC Number:
207-890-1
MDL number:
MFCD00270105
UNSPSC Code:
12352100
PubChem Substance ID:
24884411
NACRES:
NA.22

Quality Level

100

Assay

97%

form

solid

mp

173-177 °C

SMILES string

Cc1cc(ccc1O)C(O)=O

InChI

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

InChI key

LTFHNKUKQYVHDX-UHFFFAOYSA-N

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 2

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
MKBQ8391V
MKAA1364
02130JJ
11828DJ
00923MH

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Yang Pan et al.
Water research, 88, 60-68 (2015-10-17)
Chlorine/chloramine residuals are maintained in drinking water distribution systems to prevent microbial contamination and microorganism regrowth. During household cooking processes (e.g., soup making), the residual chlorine/chloramines in tap water may react with the iodide in iodized table salt to form
Yang Pan et al.
Chemosphere, 144, 2312-2320 (2015-11-26)
During drinking water disinfection, iodinated disinfection byproducts (I-DBPs) can be generated through reactions between iodide, disinfectants, and natural organic matter. Drinking water I-DBPs have been increasingly attracting attention as emerging organic pollutants as a result of their significantly higher toxicity
F Guneral et al.
Clinical chemistry, 40(6), 862-866 (1994-06-01)
Organic acid concentrations were quantified by gas chromatography and the individual acids identified by mass spectrometry in urine specimens from a healthy Turkish pediatric population of ages 2 days to 16 years, subdivided into five age groups. We quantified 69

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