N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid
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N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid
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CAS No:
7365-44-8
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Formula:
C6H15NO6S
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Chemical Name:
N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid
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Synonyms:
Ethanesulfonic acid,2-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-;Taurine,N-[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]-;2-[[2-Hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]ethanesulfonic acid;TES;N-[Tris(hydroxymethyl)methyl]aminoethanesulfonic acid;2-[[Tris(hydroxymethyl)methyl]amino]ethanesulfonic acid;N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid;TES (buffering agent);2-[[1,3-Dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]ethane-1-sulfonic acid;2-[[1,3-Dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]ethanesulfonic acid
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CAS No:
Description
TES is used to make buffer solutions. TES has a pKa value of 7.550 (at 25°C). TES can be used to make buffer solutions in the pH range 6.8-8.2[1].
N-tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid is a Good's buffer substance, pKa = 7.5 at 20 ℃. It is a member of ethanolamines, an amino sulfonic acid and a TES. It derives from a taurine. It is a tautomer of a N-tris(hydroxymethyl)methyl-2-ammonioethanesulfonate.
N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid Basic Attributes
229.25100
229.25
230-906-3
L173DK6289
DTXSID3064643
29221980
Characteristics
135.47000
-5.8
White crystalline powder
1.554 g/cm3
223-225ºC
1.57
H2O: soluble
Store at RT.
Safety Information
NONH for all modes of transport
1
R36/37/38
S22-S24/25
Xi
Stable under normal temperatures and pressures.
P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501
H315
|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 27 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid Use and Manufacturing
Production of ph buffers for biological systems.
Ethanesulfonic acid, 2-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-: ACTIVE
Computed Properties
Molecular Weight:229.25
XLogP3:-5.8
Hydrogen Bond Donor Count:5
Hydrogen Bond Acceptor Count:7
Rotatable Bond Count:7
Exact Mass:229.06200837
Monoisotopic Mass:229.06200837
Topological Polar Surface Area:136
Heavy Atom Count:14
Complexity:233
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid
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