| Identification | More | [Name]
2-[Tris(hydroxymethyl)methylamino]-1-ethanesulfonic acid | [CAS]
7365-44-8 | [Synonyms]
2-([2-HYDROXY-1,1-BIS(HYDROXYMETHYL)ETHYL]AMINO)ETHANESULFONIC ACID
2-[TRIS(HYDROXYMETHYL)METHYL]-2-AMINOETHANE SULFONIC ACID
2-[TRIS(HYDROXYMETHYL)METHYLAMINO]-1-ETHANESULFONIC ACID
2-[[TRIS(HYDROXYMETHYL)METHYL]AMINO]ETHANESULFONIC ACID
N-[2-HYDROXY-1,1-BIS(HYDROXYMETHYL)ETHYL]TAURINE
N-TRIS(HYDROXYMETHYL)METHYL-2-AMINOETHANESULFONIC ACID
N-TRIS(HYDROXYMETHYL)METHYL-2-AMINO-ETHANESULPHONIC ACID
TES
2-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-ethanesulfonicaci
Ethanesulfonicacid,2-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-
TES free acid
2-(tris(hydroxymethyl)methylamino)ethane-1-sulphonic acid
TES FREE ACID SIGMAULTRA
TES FREE ACID CELL CULTURE TESTED
TES FREE ACID, BIOTECHNOLOGY PERFORMANCE CERTIFIED
N-TRIS(HYDROXYMETHYL)METHYL-2-AMINO-ETHANESULPHONIC ACID (TES) CELL CULTURE REAGENT
N-TRIS(HYDROXYMETHYL)METHYL-2-AMINO-ETHANESULPHONIC ACID (TES) 99+% MOLECULAR BIOLOGY REAGENT
N-TRIS(HYDROXYMETHYL)METHYL-2-AMINO-ETHANESULPHONIC ACID (TES) CRYSTALLINE
Tes(N-Tris[Hydroxymethyl]Methyl-2-AminoethanesulfonicAcid)Buffer
Tes2-[Tris(Hydroxymethyl)Methylamino]-1-EthanesulfonicAcid | [EINECS(EC#)]
230-906-3 | [Molecular Formula]
C6H15NO6S | [MDL Number]
MFCD00007532 | [Molecular Weight]
229.25 | [MOL File]
7365-44-8.mol |
| Chemical Properties | Back Directory | [Appearance]
White/clear crystalline powder | [Melting point ]
~225 °C (dec.)
| [density ]
1.260 (estimate) | [refractive index ]
1.5500 (estimate) | [storage temp. ]
Store at RT. | [solubility ]
H2O: 1 M at 20 °C, clear, colorless
| [form ]
Crystalline Powder | [color ]
White | [Odor]
Odorless | [PH]
3.5-5.0 (25℃, 1M in H2O) | [PH Range]
6.8 - 8.2 | [pka]
7.5(at 25℃) | [Water Solubility ]
SOLUBLE | [λmax]
λ: 260 nm Amax: 0.055
λ: 280 nm Amax: 0.045 | [Detection Methods]
T,NMR | [Merck ]
14,9176 | [BRN ]
1957061 | [InChIKey]
JOCBASBOOFNAJA-UHFFFAOYSA-N | [CAS DataBase Reference]
7365-44-8(CAS DataBase Reference) | [EPA Substance Registry System]
7365-44-8(EPA Substance) | [Absorption]
≤0.045 at 280 in H2O at 1M
≤0.055 at 260 in H2O at 1M |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . | [WGK Germany ]
1
| [TSCA ]
Yes | [HS Code ]
29221980 |
| Hazard Information | Back Directory | [Chemical Properties]
White/clear crystalline powder | [Uses]
A structural analog to Tris buffer. | [Uses]
Biological buffer. | [Definition]
ChEBI: 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 is functionally related to a taurine. It is a tautomer of a N-tris(hydroxymethyl)methyl-2-ammonioethanesulfonate. | [Purification Methods]
Crystallise the acid from hot EtOH containing a little water. |
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