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Home/Compounds/Research Reagent/2-Hydroxy-3-morpholinopropanesulfonic acid
C7H15NO5S
225.27 g/mol
Research ReagentWarning

Mopso

CAS68399-77-9EC269-989-6
Category
Research Reagent
Compound Class
Heterocycle
Primary Use
Research Compound

Mopso (2-hydroxy-3-morpholinopropanesulfonic acid) is a chemical compound widely used as a biological buffering agent in laboratory and research settings. Its zwitterionic structure provides effective pH stabilization in biochemical experiments.

biological buffering agentresearch reagentpH stabilizer in biochemical assays

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

SimilarStructure SimilarSimilarity 0.75

Piperazine-1,4-bis(2-hydroxypropanesulfonic acid)

CAS68189-43-5

research compound

ReferenceSame Category

HEPPSO

CAS68399-78-0

research compound

ReferenceSame Category

N-(tris(hydroxymethyl)methyl)-3-amino-2-hydroxypropanesulfonic acid

CAS68399-81-5

research compound

ReferenceSame Category

Di-tert-butyl(oxo)phosphanium

CAS684-19-5

research compound

ReferenceSame Category

N-nitroso-N-methylurea

CAS684-93-5

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Safety Reference

Harmful
Harmful
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Customs Tariff Classification

The international HS code for Mopso (CAS 68399-77-9) is 2934.99.

HS code (international, 6-digit)

2934.99

EU CN code (8-digit)

2934 99 90

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

2-hydroxy-3-morpholin-4-ylpropane-1-sulfonic acid

InChIKey

NUFBIAUZAMHTSP-UHFFFAOYSA-N

SMILES

C1COCCN1CC(CS(=O)(=O)O)O

Synonyms (20)
  • MOPSO, >=99% (titration)
  • MOPSO, free acid
  • Mopso

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