Home > Compound List > Product Information
MES monohydrate_Molecular_structure_CAS_145224-94-8)
Click picture or here to close

MES monohydrate

Catalog No. 69889 Name Sigma Aldrich
CAS Number 145224-94-8 Website http://www.sigmaaldrich.com
M. F. C6H15NO5S Telephone 1-800-521-8956
M. W. 213.252 Fax
Purity ≥99.5% (T) Email
Storage Chembase ID: 105859

SYNONYMS

Title
MES 一水合物
IUPAC name
2-(morpholin-4-yl)ethane-1-sulfonic acid hydrate
IUPAC Traditional name
mes (buffer) hydrate
Synonyms
4-吗啉乙磺酸 一水合物
4-Morpholineethanesulfonic acid monohydrate
2-(N-Morpholino)ethanesulfonic acid
2-(N-吗啉基)乙磺酸

DATABASE IDS

CAS Number 145224-94-8
Beilstein Number 6350956
EC Number 224-632-3
PubChem SID 24885994
MDL Number MFCD00149409

PROPERTIES

Antion Traces chloride (Cl-): ≤50 mg/kg
Antion Traces sulfate (SO42-): ≤50 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces As: ≤0.1 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤20 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤5 mg/kg
Cation Traces K: ≤50 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces Na: ≤50 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Sr: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Empirical Formula (Hill Notation) C6H13NO4S · H2O
Grade for molecular biology
Impurities DNases, none detected
Impurities Insoluble matter, passes filter test
Impurities Phosphatases, none detected
Impurities Proteases, none detected
Impurities RNases, none detected
λ 0.5 M in H2O
Product Line BioUltra
Purity ≥99.5% (T)
Useful pH Range 5.5 - 6.7
Absorption Wavelength λ: 260 nm Amax: 0.025
Absorption Wavelength λ: 280 nm Amax: 0.020
pKa 6.1 (25°C)
Melting Point >300 °C(lit.)
pH 2.5-4.0 (25 °C, 0.5 M in H2O)
Solubility H2O: soluble0.5 M at 20 °C, clear, colorless
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P261-P305 + P351 + P338
Risk Statements 36/37/38
Safety Statements 26-36
German water hazard class 3

DETAILS

REFERENCES