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Merck

RDD002

HEPES

≥99.5%, crystalline powder, anhydrous, Redi-Dri

Sinónimos:

Ácido 4-(2-hidroxietil)piperacina-1-etanosulfónico, Ácido N-(2-hidroxietil)piperacina-N′-(2-etanosulfónico)

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About This Item

Fórmula empírica (notación de Hill):
C8H18N2O4S
Número CAS:
Peso molecular:
238.30
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12161700
EC Number:
230-907-9
MDL number:
Beilstein/REAXYS Number:
883043

Nombre del producto

HEPES, anhydrous, free-flowing, Redi-Dri, ≥99.5%

InChI key

JKMHFZQWWAIEOD-UHFFFAOYSA-N

InChI

1S/C8H18N2O4S/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14/h11H,1-8H2,(H,12,13,14)

SMILES string

OCCN1CCN(CC1)CCS(O)(=O)=O

grade

anhydrous

product line

Redi-Dri

assay

≥99.5%

form

crystalline powder

quality

free-flowing

pH

5.0-6.5 (25 °C, 238 g/L)

useful pH range

6.8-8.2

pKa (25 °C)

7.5

solubility

water: 500 mg/mL, clear, colorless

Quality Level

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Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Application

HEPES has been used:
  • In the novel vesicle-budding protocol as a component in stock solution and buffer solutions
  • As a component in intracellular solution for the preparation of brain-slice recording
  • As a component of wash buffer, elution buffer and desalting buffer during affinity protein purification
  • To maintain the pH at 7 in thermal denaturation assay of purified protein
  • In isocratic elution of protein using gel filtration
  • Along with NaCl in sample preparation for EPR (Electron Paramagnetic Resonance) spectroscopy

General description

HEPES has been described as one of the best all-purpose buffers available for biological research. At biological pH, the molecule is zwitterionic, and is effective as a buffer at pH 6.8 to 8.2. HEPES has been used in a wide variety of applications, including tissue culture. It is commonly used to buffer cell culture media in air. HEPES finds its usage in in vitro experiments on Mg.

Clase de almacenamiento

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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Visite la Librería de documentos

Discovery and characterization of a prevalent human gut bacterial enzyme sufficient for the inactivation of a family of plant toxins.
Koppel N, et al.
eLife, 7, e33953-e33953 (2018)
Cell-free Generation of COPII-coated Procollagen I Carriers.
Yuan L, et al.
Bio-protocol, 7(22) (2017)
Optogenetic Mapping of Synaptic Connections in Mouse Brain Slices to Define the Functional Connectome of Identified Neuronal Populations.
Mingote S, et al.
The Journal of Neuroscience (2015)
Assessing the corrosion of biodegradable magnesium implants: a critical review of current methodologies and their limitations.
Kirkland NT, et al.
Acta Biomaterialia, 8(3), 925-936 (2012)
Hydrogen ion buffers for biological research.
Good NE, et al.
Biochemistry, 5(2), 467-477 (1966)

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