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Merck
CN

74711

Ochratoxin A

purum, ≥98.0% (TLC), from Aspergillus ochraceus

Synonym(s):

N-[(3R)-(5-Chloro-8-hydroxy-3-methyl-1-oxo-7-isochromanyl)carbonyl]-L-phenylalanine

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About This Item

Empirical Formula (Hill Notation):
C20H18ClNO6
CAS Number:
303-47-9
Molecular Weight:
403.81
EC Number:
206-143-7
UNSPSC Code:
12352200
PubChem Substance ID:
329765811
Beilstein/REAXYS Number:
1301486
MDL number:
MFCD00078079

Key Documents

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InChI key

RWQKHEORZBHNRI-BMIGLBTASA-N

InChI

1S/C20H18ClNO6/c1-10-7-12-14(21)9-13(17(23)16(12)20(27)28-10)18(24)22-15(19(25)26)8-11-5-3-2-4-6-11/h2-6,9-10,15,23H,7-8H2,1H3,(H,22,24)(H,25,26)/t10-,15+/m1/s1

SMILES string

C[C@@H]1Cc2c(Cl)cc(c(O)c2C(=O)O1)C(=O)N[C@@H](Cc3ccccc3)C(O)=O

biological source

Aspergillus ochraceus

grade

purum

assay

≥98.0% (TLC)

form

powder

mode of action

enzyme | inhibits, protein synthesis | interferes

storage temp.

2-8°C

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Other Notes

Inhibitor of mitochondrial transport systems; Mode of action.

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R. Roschenthaler et al.
J. Toxicol.-Toxin Reviews, 3, 53-53 (1984)
Ochratoxin A, an inhibitor of mitochondrial transport systems.
H Meisner et al.
Biochemistry, 13(14), 2795-2800 (1974-07-02)
Donata Lerda et al.
Journal of AOAC International, 96(2), 331-340 (2013-06-19)
A collaborative study was conducted to validate an analytical method for the determination of ochratoxin A (OTA) in licorice (root powder) and licorice extracts (paste and powder). Contents of OTA ranged from 26 to 141 microg/kg and from 8 to
Yan Wang et al.
Plant molecular biology, 82(4-5), 321-337 (2013-04-30)
Ochratoxin A (OTA) is a mycotoxin that is primarily produced by Aspergillus ochraceus and Penicillium verrucosum. This mycotoxin is a contaminant of food and feedstock worldwide and may induce cell death in plants. To investigate the dynamic growth process of
Fiorenza Minervini et al.
Toxins, 5(1), 84-92 (2013-01-25)
Ochratoxin A (OTA) is a renal mycotoxin and transplacental genotoxic carcinogen. The aim of this study was to evaluate the natural occurrence of OTA in equine blood samples and its placental transfer. For the assessment of OTA levels, serum samples
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