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M3295

Sigma-Aldrich

MOBS

≥99% (titration)

Synonym(s):

4-(N-Morpholino)butanesulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C8H17NO4S
CAS Number:
115724-21-5
Molecular Weight:
223.29
MDL number:
MFCD00674916
UNSPSC Code:
12161700
PubChem Substance ID:
24896830
NACRES:
NA.25

Assay

≥99% (titration)

pH

7.0-8.3

useful pH range

6.9-8.3

pKa 

7.6

solubility

water: soluble 50 mg/mL

application(s)

diagnostic assay manufacturing

storage temp.

room temp

SMILES string

OS(=O)(=O)CCCCN1CCOCC1

InChI

1S/C8H17NO4S/c10-14(11,12)8-2-1-3-9-4-6-13-7-5-9/h1-8H2,(H,10,11,12)

InChI key

VTOWJTPBPWTSMK-UHFFFAOYSA-N

Linkage

Homolog of MES and MOPS with higher pKa and similar utility in biological systems.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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PIPPS A non-metal complexing, zwitterionic buffer with mixed-mode dissociation constants of pKa1 = 3.73 and pKa2 = 7.96 (100 mM, 25°C) PIPPS has no interference at wavelengths longer than 240 nm.

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T Thiel et al.
Journal of biochemical and biophysical methods, 37(3), 117-129 (1998-12-31)
Four new zwitterionic butanesulfonic acid buffers that are structurally related to four families of Good buffers were evaluated for use in biological systems. These buffers, with pKa values from 7.6 to 10.7, were compared with a variety of other buffers

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