56485 Aldrich

N-Hydroxysulfosuccinimide sodium salt

≥98% (HPLC)

Synonym: Hydroxy-2,5-dioxopyrrolidine-3-sulfonicacid sodium salt, Sulfo-NHS

  • CAS Number 106627-54-7

  • Empirical Formula (Hill Notation) C4H4NNaO6S

  • Molecular Weight 217.13

  •  Beilstein Registry Number 6359129

  •  MDL number MFCD00043100

  •  PubChem Substance ID 24880203


Related Categories Active Esters/Additives, Chemical Biology, Chemical Synthesis, Coupling, Peptide Chemistry,
assay   ≥98% (HPLC)
composition   carbon, 21.57-22.68 (anhydrous)
  nitrogen, 6.28-6.61 (anhydrous)
impurities   ≤4% water


Other Notes

Sulfo-NHS is used for preparing hydrophilic active esters, e.g. for crosslinking agents1,2


1, 5 g in glass bottle

250 mg in glass bottle

Bottomless glass bottle. Contents are inside inserted fused cone.

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