4-Morpholineethanesulfonic acid CAS#4432-31-9

4-Morpholineethanesulfonic acid CAS#4432-31-9

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Excellent Water Solubility: 2-Morpholineethanesulfonic acid offers high solubility in polar solvents such as water, ethanol, methanol, and acetone, enabling convenient formulation and processing.

Outstanding Buffering Performance: The ethanesulfonic acid functional group provides excellent buffering capacity, making it highly suitable for pH-sensitive systems.

High Chemical Stability: Its morpholine ring structure delivers strong stability and chemical inertness, ensuring reliable performance in various applications.

Low Toxicity and Mild Biological Profile: The compound has no obvious toxicity or irritation to organisms, supporting safe use in biological, pharmaceutical, and laboratory environments.
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Product Description

Melting point>300 °C(lit.)
Boiling point102°C
Density1.208 (estimate)
Refractive index1.5500 (estimate)
Storage temp.2-8°C
SolubilityH2O: 0.5 M at 20 °C, clear
FormPowder
PkapKa at 0.1M ionic: 0°, 6.38; 20°, 6.15; 37°, 5.98; pKa1 1.99; pKa2 6.21; pKa/°C -0.011
ColorWhite
PH2.5-4.0 (25℃ in neat)
PH Range5.5 - 6.7
Water Solubility185.2g/L at 20℃
λmaxλ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Merck135929
BRN6350956
StabilityStable. Incompatible with strong oxidizing agents.
InChIKeySXGZJKUKBWWHRA-UHFFFAOYSA-N
LogP-2.2 at 20℃
CAS DataBase Reference4432-31-9(CAS DataBase Reference)
EPA Substance Registry System4-Morpholineethanesulfonic acid (4432-31-9)

Safety Information

Hazard CodesXi
Risk Statements36/37/38
Safety Statements26-36-24/25-22
WGK Germany1
RTECSQE9104530
HS Code29349990


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