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Tenuazonic acid

analytical standard

Synonym(s):

(5S)-3-Acetyl-1,5-dihydro-4-hydroxy-5-[(1S)-1-methylpropyl]-2H-pyrrol-2-one, (S)-3-Acetyl-5-(S)-sec-butyltetramic acid, (S)-3-Acetyl-5-sec-butyl-4-hydroxy-3-pyrrolin-2-one

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About This Item

Empirical Formula (Hill Notation):
C10H15NO3
CAS Number:
Molecular Weight:
197.23
Beilstein:
3589518
MDL number:
UNSPSC Code:
85151701
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

storage temp.

−20°C

SMILES string

CC[C@H](C)[C@@H]1NC(=O)C(C(C)=O)=C1O

InChI

1S/C10H15NO3/c1-4-5(2)8-9(13)7(6(3)12)10(14)11-8/h5,8,13H,4H2,1-3H3,(H,11,14)/t5-,8-/m0/s1

InChI key

CEIZFXOZIQNICU-XNCJUZBTSA-N

General description

Tenuazonic acid is a biologically active compound and its mode of action involves the inhibition of protein biosynthesis.
Tenuazonic acid is a mycotoxin, which belongs to the class of tetramic acids, the largest family of natural products. It is generally isolated from phytopathogenic fungal species like Alternaria alternata, A. longipes and A. tenuissima.

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Tenuazonic acid may be used as an analytical reference standard for the quantification of the analyte in the following:
  • Cornflakes using high-performance liquid chromatography (HPLC) technique.
  • Human urine samples using isotope dilution assay method and liquid chromatography coupled to a hybrid triple quadrupole/linear ion trap mass spectrometer.
  • Cereals using high-performance liquid chromatography–electrospray ionization ion-trap multistage mass spectrometry (HPLC- ESI ion-trap (IT) MS2). ESI Fourier transform-ion cyclotron resonance tandem mass spectrometry (FTICR-MS2) technique is used for product characterization, post derivatization with 2,4-dinitrophenylhydrazine.

Reconstitution

Dried down, ~100 μg/mL after reconstitution with 1 mL of water

Analysis Note

purity : ≥96.0% (HPLC)

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 3 Oral

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Certificates of Analysis (COA)

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Recent advances in tenuazonic acid as a potential herbicide
Chen S and Qiang S
Pesticide Biochemistry and Physiology (2017)
Determination of tenuazonic acid in human urine by means of a stable isotope dilution assay
Asam S, et al.
Analytical and Bioanalytical Chemistry, 405(12), 4149-4158 (2013)
Simultaneous determination of ochratoxin A and cyclopiazonic, mycophenolic, and tenuazonic acids in cornflakes by solid-phase microextraction coupled to high-performance liquid chromatography
Aresta A, et al.
Journal of Agricultural and Food Chemistry, 51(18), 5232-5237 (2003)
Yanjing Guo et al.
Plant physiology and biochemistry : PPB, 156, 39-48 (2020-09-10)
In this study, the comparative effect of TeA, DCMU, bentazone, DBMIB and MV on prompt fluorescence and the MR820 signal was simultaneously analyzed to provide an insight into how to elucidate their precise influence on Ageratina adenophora photosystems. The herbicides
A Rico-Yuste et al.
Food chemistry, 243, 357-364 (2017-11-18)
Molecularly imprinted porous polymer microspheres selective to Alternaria mycotoxins, alternariol (AOH) and alternariol monomethyl ether (AME), were synthesized and applied to the extraction of both mycotoxins in food samples. The polymer was prepared using 4-vinylpiridine (VIPY) and methacrylamide (MAM) as

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