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Key Documents

T1302

Sigma-Aldrich

TABS

≥97% (titration)

Synonym(s):

N-tris(Hydroxymethyl)methyl-4-aminobutanesulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C8H19NO6S
CAS Number:
Molecular Weight:
257.30
MDL number:
UNSPSC Code:
12161700
PubChem Substance ID:

assay

≥97% (titration)

pH

8.2-9.6

useful pH range

8.2-9.6

pKa (25 °C)

8.9

SMILES string

OCC(CO)(CO)NCCCCS(O)(=O)=O

Linkage

Homolog of TES and TAPS with higher pKa and similar utility in biological systems.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


Certificates of Analysis (COA)

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T Thiel et al.
Journal of biochemical and biophysical methods, 37(3), 117-129 (1998-12-31)
Four new zwitterionic butanesulfonic acid buffers that are structurally related to four families of Good buffers were evaluated for use in biological systems. These buffers, with pKa values from 7.6 to 10.7, were compared with a variety of other buffers

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