It is a non-ionic amphoteric buffer and is inert to a variety of chemical reagents and enzymes, so it can be specially used for the research of cellular organelles and highly volatile, PH-sensitive proteins and enzymes.
Product Name
HEPES
Multiple Names
4-(2-Hydroxyerhyl)Piperazine-1-Erhanesulfonic Acid;
2-[4-(2-Hydroxyethyl)-1-Piperazine]Ethanesulfonic Acid;
4-(2-Hydroxyethyl)-1-Piperazineethanesulphonic Acid;
N-(2-Hydroxyethyl)Piperazine-N-(2-Ethanesulfonic Acid);
N-(2-Hydroxyethyl)Piperazine-N-(2-Ethanesulfonic Acid), Tissue Culture Tested;
N-(2-Hydroxyethyl)Piperazine-N-(2-Ethanesulfonic Acid), Molecular Biology Grade;
4-(2-Hydroxyethyl)-1-Piperazineethanesulfonicacid;
4-(2-Hydroxyethyl)-1-Piperazineethanesulfonic Acid;
4-(2-Hydroxyethyl)Piperazine-1-Ethanesulfonic Acid;
2-[4-(2-Hydroxyethyl)-1-Piperazinyl]Ethanesulfonic Acid;
2-[4-(Hydroxyethyl)-1-Piperazinyl]Ethane Sulfonic Acid;
2-[4-(2-Hydroxyethyl)Piperazin-4-Ium-1-Yl]Ethanesulfonate;
2-[4-(2-Hydroxyethyl)Piperazinediium-1-Yl]Ethanesulfonate;
N-(2-Hydroxyethyl)Piperazine-N'-(2-Ethanesulfonic Acid);
4-(2-Hydroxyethy1)-1-Piperazineethanesulfonic Acid;
N-(2-Hydroxyethyl)-Piperazine-N'-2-Ethanesulfonic Acid;
N-2-Hydroxyethylpiperazine-N-2-Ethanesulfonic Acid
CAS No. 7365-45-9
EC No. 230-907-9
MF No. C8H19N2O4S
MW No. 239.3119
Assay Item | Standard |
Form | Powder |
Color | White |
Acidity Coefficient (pKa) | 7.5(at 25℃) |
Melting Point | 234-238 °C |
Refractive Index | n20/D 1.339 |
PH | 5.0-6.5 |
No inhibition on enzyme chemical reaction.
Good buffering capacity.
Can control constant PH for a long time.
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