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8.55117

Hydroxylamine Wang resin

Novabiochem®

Synonym(e):

Amino-oxy Wang resin

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Größe/SKUVerfügbarkeitPreis
5 g
Warenkorb auf Verfügbarkeit prüfen
€ 185,00
25 g
Warenkorb auf Verfügbarkeit prüfen
€ 737,00
100 g
Warenkorb auf Verfügbarkeit prüfen
€ 2.760,00

Über diesen Artikel

NACRES:
NA.22
UNSPSC Code:
12352116

€ 185,00


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Quality Segment

product line

Novabiochem®

form

beads

reaction suitability

reaction type: Fmoc solid-phase peptide synthesis

manufacturer/tradename

Novabiochem®

application(s)

peptide synthesis

storage temp.

2-8°C

General description

An excellent support for the preparation of peptide hydroxamic acids [1] by Fmoc SPPS. Acylation of the resin has been carried out using TBTU/DIPEA activation [1]. Alkylation of the resin-bound nitrogen has been effected using TMOF/DCE/AcOH for imine formation, followed by reduction with BH3-pyridine [2], by base-mediated alkylation of the N-Boc-protected hydroxylamine, followed by Boc removal with 20% TFA in DCM [3], or by Michael-addition [4]. Cleavage of hydroxamates from the resin has been effected with TFA/DCM/water (70:28:2) [1] or TFA/DCM (1:1) [2]. Hydroxylamine Wang resin has also been utilized to prepare tertiary amines by base-mediated elimination of the quaternized polymer-bound hydroxylamine [3, 5].

Associated Protocols and Technical Articles
Protocols for Loading of Peptide Synthesis Resins

Literature references

[1] C. D. Floyd, et al. (1996) Tetrahedron Lett., 37, 8045.
[2] D. E. Robinson & M. W. Holladay (2000) Org. Lett., 2, 2777.
[3] P. Blaney, et al. (2000) Tetrahedron Lett., 41, 6635.
[4] A. Volonterio, et al. (2002) Eur. J. Org. Chem., 428.
[5] P. Blaney, et al. (2000) Tetrahedron Lett., 41, 6639.

Analysis Note

Color (visual): white to yellow to beige
Appearance of substance (visual): beads
Loading (determined by elemental analysis of nitrogen): 1.5 - 2.5 mmol/g
Swelling Volume (in DMF): lot specific result
The polymer matrix is copoly (styrene - 1% DVB), 100 - 200 mesh.

Other Notes

Replaces: 01-64-0454

Legal Information

Novabiochem is a registered trademark of Merck KGaA, Darmstadt, Germany


Lagerklasse

11 - Combustible Solids

WGK

WGK 1

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable



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Questions

1–2 of 2 Questions  
  1. What is the maximum temperature that this resin can withstand?

    1 answer
    1. The maximum temperature that this resin can withstand has not been determined. Upon reviewing available literature, one citation reports usage of Wang resin at 40–50°C. Please see the link below to review this publication:
      https://www.sciencedirect.com/topics/chemistry/wang-resin

      Helpful?

  2. Does this Wang resin have a Fmoc group on it? Do I need to remove it when I first use it? Thanks so much!

    1 answer
    1. This resin doesn't contain a Fmoc group but it can be added. Please refer to the following article, https://www.sigmaaldrich.com/US/en/technical-documents/technical-article/chemistry-and-synthesis/peptide-synthesis/peptide-resin-loading.

      Helpful?

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