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M8902

MES hemisodium salt

≥98% (titration)

Synonym(s):

2-(N-Morpholino)ethanesulfonic acid hemisodium salt, 4-Morpholineethanesulfonic acid hemisodium salt

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About This Item

Empirical Formula (Hill Notation):
C6H13NO4S·0.5Na
CAS Number:
Molecular Weight:
206.73
UNSPSC Code:
12161700
eCl@ss:
32129211
PubChem Substance ID:
NACRES:
NA.25
MDL number:
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Quality Segment

assay

≥98% (titration)

form

crystalline powder

impurities

≤8% water content (Karl Fischer)

useful pH range

5.5-6.7

pKa 

6.1

solubility

water: 500 mg/mL, clear, colorless

cation traces

Pb: ≤5 ppm

SMILES string

[Na+].OS(=O)(=O)CCN1CCOCC1.[O-]S(=O)(=O)CCN2CCOCC2

InChI

1S/2C6H13NO4S.Na/c2*8-12(9,10)6-3-7-1-4-11-5-2-7;/h2*1-6H2,(H,8,9,10);/q;;+1/p-1

InChI key

KHQSUKMBWPKXOP-UHFFFAOYSA-M

Application

MES hemisodium salt has been used as a buffer for the resuspension of carboxylated micelles.[1][2] It has also been used as a buffer for the immobilization of antibacterial nisin peptides.

Biochem/physiol Actions

MES is one of the major Good′s buffers and is applicable in regulating the pH value in physiological experiments, reagent solutions and plant culture medium.[3]

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This Item
V900461M9027M0164
assay

≥98% (titration)

assay

99%

assay

≥99% (titration)

assay

-

Quality Level

200

Quality Level

-

Quality Level

200

Quality Level

200

form

crystalline powder

form

crystalline powder

form

powder or crystals

form

dry powder

solubility

water: 500 mg/mL, clear, colorless

solubility

water: 0.5 g/mL, clear, colorless

solubility

water: 500 mg/mL, clear, colorless to almost colorless

solubility

-

cation traces

Pb: ≤5 ppm

cation traces

-

cation traces

-

cation traces

-

impurities

≤8% water content (Karl Fischer)

impurities

-

impurities

-

impurities

-


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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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