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N,N,N′,N′-Tetramethyl-O-(N-succinimidyl)uronium hexafluorophosphate

SIAL/09668 - ≥99.0% (TLC/N)

Synonym: O-(N-Succinimidyl)-N,N,N′,N′-tetramethyluronium hexafluorophosphate; HSTU

CAS Number: 265651-18-1
Empirical Formula (Hill Notation): C9H16F6N3O3P
Molecular Weight: 359.21
MDL Number: MFCD01863753
Linear Formula: C9H16F6N3O3P
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-09668-5G 5 g
 $107.00
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application(s) peptide synthesis
assay ≥99.0% (TLC/N)
form crystals
InChI 1S/C9H16N3O3.F6P/c1-10(2)9(11(3)4)15-12-7(13)5-6-8(12)14;1-7(2,3,4,5)6/h5-6H2,1-4H3;/q+1;-1
InChI key STWZCCVNXFLDDD-UHFFFAOYSA-N
mp 218-221 °C (dec.)
Quality Level 200 
reaction suitability reaction type: Coupling Reactions
SMILES string F[P-](F)(F)(F)(F)F.CN(C)C(ON1C(=O)CCC1=O)=[N+](C)C
solubility acetonitrile: 0.5 g/mL, slightly hazy, colorless
storage temp. −20°C
Application: Reactant for:
Synthesis of liposomal contrast agents for magnetic resonance imaging
Synthesis of thiol-reactive Cy5 derivatives
Synthesis of protein labeling molecules
General description: N,N,N′,N′-Tetramethyl-O-(N-succinimidyl)uronium hexafluorophosphate can be used to prepare N-succinimidyl 4-[18F]fluorobenzoate ([18F]-SFB), a prosthetic group for the fluorination of biomolecules for PET imaging.
Other Notes: Coupling reagent for peptide synthesis and the formation of other amides. Even in aqueous solution yields are excellent
Purity ≥99.0% (TLC/N)
mp 218-221 °C (dec.)
Storage Temp. −20°C
UNSPSC 12352101

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