All Photos(2)

1.10110

SAFC

2-[4-(2-Hydroxyethyl)-1-piperazinyl]-ethanesulfonic acid

Buffer substance HEPES EMPROVE® EXPERT

Synonym(s):
N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid), 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, HEPES
Empirical Formula (Hill Notation):
C8H18N2O4S
CAS Number:
Molecular Weight:
238.30
Beilstein:
883043
MDL number:
EC Index Number:
230-907-9

Quality Level

product line

EMPROVE® EXPERT

potency

>2000 mg/kg LD50, oral (Rat)

pH

5.0-5.5 (20 °C, 100 g/L in H2O)

useful pH range

6.8 - 8.2

pKa (25 °C)

7.5

mp

212.6 °C

solubility

703.6 g/L

density

1.44 g/cm3 at 20 °C

bulk density

560 kg/m3

storage temp.

−20°C

SMILES string

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

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)

InChI key

JKMHFZQWWAIEOD-UHFFFAOYSA-N

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General description

Buffer substance HEPES EMPROVE® EXPERT

Legal Information

Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

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