BES, Free AcidA zwitterionic buffer that is used in research in the pH range of 6.15 - 8.35

BES, Free Acid (CAS 10191-18-1)

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Synonym: N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid; 2-[Bis(2-Hydroxyethyl)amino]ethanesulfonic acid
Application: A zwitterionic buffer that is used in research in the pH range of 6.15 - 8.35
CAS Number: 10191-18-1
Purity: ≥98%
Molecular Weight: 213.25
Molecular Formula: C6H15NO5S
* Refer to Certificate of Analysis for lot specific data (including water content).
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BES, Free Acid is a zwitterionic buffer that is used in biochemistry and molecular biology research in the pH range of 6.15 - 8.35 for wide applicability to biochemical studies. A protocol has been reported for the use of BES buffered saline in the calcium phosphate mediated transfection of eukaryotic cells with plasmid DNA.

Physical State :
Solid
Solubility :
Soluble in water (~213.3 g/l) at 20° C.
Storage :
Store at -20° C
Melting Point :
152-154° C
Refractive Index :
n20D 1.55 (Predicted)
pK Values :
pKa: 7.1 (25° C)
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
3
RTECS :
KI7363500
PubChem CID :
73243
MDL Number :
MFCD00007533
EC Number :
233-465-5
Beilstein Registry :
1781572
SMILES :
C(CO)N(CCO)CCS(=O)(=O)O

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Certificate of Analysis

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What is the expiry?

Asked by: Supplier Engineer
All of our products are warrantied for one year from the date purchased. If a CoA with an expiration date is needed, please inquire with Technical Service and one will be provided to you. Please note that all CoAs are lot-specific.
Answered by: Technical Support
Date published: 2019-03-18
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