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Merck

O4000

Sigma-Aldrich

Oxythiamine chloride hydrochloride

≥95% (HPLC)

Sinónimos:

5-(2-Hydroxyethyl)-3-(4-hydroxy-2-methyl-5-pyrimidinylmethyl)-4-methylthiazolium chloride

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About This Item

Fórmula empírica (notación de Hill):
C12H16ClN3O2S · HCl
Número de CAS:
Peso molecular:
338.25
Número MDL:
Código UNSPSC:
12352116
ID de la sustancia en PubChem:
NACRES:
NA.79

Nivel de calidad

Ensayo

≥95% (HPLC)

Formulario

powder

técnicas

HPLC: suitable

color

white to off-white

temp. de almacenamiento

−20°C

cadena SMILES

CC(N1)=NC=C(C[N+]2=CSC(CCO)=C2C)C1=O.Cl.[Cl-]

InChI

1S/C12H16N3O2S.2ClH/c1-8-11(3-4-16)18-7-15(8)6-10-5-13-9(2)14-12(10)17;;/h5,7,16H,3-4,6H2,1-2H3,(H,13,14,17);2*1H

Clave InChI

QHUYPZVMEJLSEB-UHFFFAOYSA-N

Descripción general

Oxythiamine is a thiamine antimetabolite and the source through diet is by consuming acidic thiamine rich foods.

Aplicación

Oxythiamine chloride hydrochloride is suitable for use:
  • as a reference standard for calibration curve generation in liquid chromatography-tandem mass spectrometry (LC-MS/MS) for oxythiamine pyrophosphate (OTPP) quantification in red blood cells
  • as a thiamine transport inhibitor in human mammary epithelial cells (HMEC) and breast cancer cell lines
  • in the synthesis of oxythiamineH picrolonate salt

Acciones bioquímicas o fisiológicas

Oxythiamine (OT) is a thiamine antagonist. It is a transketolase inhibitor and is employed to study anti-metastatic mechanisms, especially those involving metalloproteinases (MMP). It significantly sensitizes human hepatocellular carcinoma cells (HCC) to sorafenib, favoring tumor suppression.
Oxythiamine inhibits Transketolase, the enzyme that controls the nonoxidative branch of the pentose phosphate pathway.

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)


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Visite la Librería de documentos

Functional thiamine deficiency in end-stage renal disease: malnutrition despite ample nutrients
Moradi H and Said HM
Kidney International, 90(2), 252-254 (2016)
Hengwei Zhang et al.
Journal of proteome research, 9(2), 980-989 (2009-12-29)
Oxythiamine (OT), a transketolase inhibitor, is known to inhibit pancreatic cancer cell proliferation. In this study, we investigated the effect of inhibition of the transketolase pathway on signaling pathways in MIA PaCa cancer cells using in-house proteomic techniques. We hypothesized
Thiamine antimetabolite causes functional thiamine deficiency in patients with end stage renal disease
Zhang F, et al.
Kidney International, 90(2), 396-403 (2016)
Chih-Min Yang et al.
Clinical & experimental metastasis, 27(5), 341-349 (2010-05-08)
This study examined the anti-metastatic effects of oxythiamine (OT) both in cell culture and in vivo. Cell culture results revealed that OT (0-20 microM) significantly inhibited the invasion and migration (IC(50) = 8.75 microM) of Lewis lung carcinoma (LLC) cells.
Inhibition of transketolase by oxythiamine altered dynamics of protein signals in pancreatic cancer cells
Wang J, et al.
Experimental Hematology & Oncology, 2(1), 18-18 (2013)

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