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8.51031

Sigma-Aldrich

Fmoc-NH-(PEG)₂-COOH (20 atoms)

≥92.0% (HPLC), for peptide synthesis, Novabiochem®

Synonym(s):

Fmoc-NH-(PEG)₂-COOH (20 atoms), O-(N-Fmoc-3-aminopropyl)-O′-(N-diglycolyl-3-aminopropyl)-diethyleneglycol

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About This Item

Empirical Formula (Hill Notation):
C29H38N2O9
CAS Number:
916585-44-9
Molecular Weight:
558.62
UNSPSC Code:
12352106
NACRES:
NA.22

product name

Fmoc-NH-(PEG)₂-COOH (20 atoms), Novabiochem®

Quality Level

200

product line

Novabiochem®

Assay

≥92% (TLC)
≥92.0% (HPLC)

form

powder

reaction suitability

reaction type: Pegylations

manufacturer/tradename

Novabiochem®

application(s)

peptide synthesis

functional group

Fmoc

storage temp.

2-8°C

General description

Fmoc-NH-(PEG)2-COOH is a bifunctional 20 atom PEG spacer. It can be introduced using standard coupling methods, such as PyBOP®, HBTU or TBTU, and is compatible with standard TFA cleavage protocols.

Literature references

[1] B. Baumeister, et al. (2003) Biopolymers, 71, 339.
[2] V. Kumar & J. Aldrich (2003) Org. Lett., 5, 613.
[3] E. Agner, et al. in ′Peptides 2000, Proc. 26th European Peptide Symposium′, Paris, J. Martinez & J.-A- Fehrentz, 2001, pp. 1011.

Application

Fmoc-NH-(PEG)₂-COOH (20 atoms) Novabiochem®. CAS 916585-44-9, molar mass 558.62 g/mol.

Linkage

Replaces: 01-63-0141

Analysis Note

Colour (visual): white to slight yellow to beige
Appearance of substance (visual): powder
Identity (IR): passes test
Purity (TLC(0110)): ≥ 92 %
Assay (HPLC, area%): ≥ 92.0 % (a/a)

To see the solvent systems used for TLC of Novabiochem® products please click here.

Legal Information

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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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