Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

View All Documentation

54465

Sigma-Aldrich

EPPS

BioUltra, ≥99.0% (T)

Synonym(s):

4-(2-Hydroxyethyl)-1-piperazinepropanesulfonic acid, 4-(2-Hydroxyethyl)piperazine-1-propanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N′-(3-propanesulfonic acid), HEPPS

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C9H20N2O4S
CAS Number:
16052-06-5
Molecular Weight:
252.33
Beilstein/REAXYS Number:
3957385
EC Number:
240-198-8
MDL number:
MFCD00006160
UNSPSC Code:
12161700
PubChem Substance ID:
57651475

product line

BioUltra

assay

≥99.0% (T)

form

powder

impurities

insoluble matter, passes filter test

pH

5.0-6.5 (25 °C, 0.1 M in H2O)

useful pH range

7.3-8.7

pKa 

8

mp

237-239 °C (lit.)

solubility

H2O: 0.1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λmax

260 nm at ≤0.06

λ

0.1 M in H2O

UV absorption

λ: 260 nm Amax: 0.055
λ: 280 nm Amax: 0.045

SMILES string

OCCN1CCN(CCCS(O)(=O)=O)CC1

InChI

1S/C9H20N2O4S/c12-8-7-11-5-3-10(4-6-11)2-1-9-16(13,14)15/h12H,1-9H2,(H,13,14,15)

InChI key

OWXMKDGYPWMGEB-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Other Notes

As separator in ultrathin isoelectric focusing gels - enhances the resolution of phosphoglucomutase[1]

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
396801/1
395040/1
381372/1
361988/1
356828/1

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

P.Gill et al.
Electrophoresis, 6, 23-23 (1985)
Feng Xie et al.
Cancer letters, 364(2), 106-117 (2015-05-17)
Cervical cancer is often associated with eosinophil (EOS) infiltration, but the source and the role of EOS are still largely unknown. Our previous work has established that thymic stromal lymphopoietin (TSLP) can stimulate the growth of cervical cancer cell in
Xiannu Jin et al.
Journal of pharmacological and toxicological methods, 70(2), 188-194 (2014-08-26)
Malaria is a major health concern and affects over 300million people a year. Accordingly, there is an urgent need for new efficacious anti-malarial drugs. A major challenge in developing new anti-malarial drugs is to design active molecules that have preferable
Calvin R Justus et al.
Experimental cell research, 334(1), 100-113 (2015-04-08)
The effect of acidosis, a biochemical hallmark of the tumor microenvironment, on cancer progression and metastasis is complex. Both pro- and anti-tumorigenic effects of acidosis have been reported and the acidic microenvironment has been exploited for specific delivery of drugs
Anindya Sarkar et al.
The Journal of biological chemistry, 290(35), 21615-21628 (2015-07-03)
Heat shock protein 90 (hsp90) drives heme insertion into the β1 subunit of soluble guanylate cyclase (sGC) β1, which enables it to associate with a partner sGCα1 subunit and mature into a nitric oxide (NO)-responsive active form. We utilized fluorescence

Questions

Reviews

No rating value

Active Filters

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service