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Sigma-Aldrich

Fmoc-Arg(Pbf)-OH

≥98.0% (HPLC)

Synonym(s):

Nα-Fmoc-Nω-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-L-arginine, Nα-Fmoc-Nω-Pbf-L-arginine

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About This Item

Empirical Formula (Hill Notation):
C34H40N4O7S
CAS Number:
Molecular Weight:
648.77
Beilstein:
8302671
MDL number:
UNSPSC Code:
12352209
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.26

Assay

≥98.0% (HPLC)

form

powder or crystals

optical activity

[α]/D -5.5±1.0°, c = 1 in DMF

reaction suitability

reaction type: Fmoc solid-phase peptide synthesis

application(s)

peptide synthesis

functional group

Fmoc

storage temp.

−20°C

SMILES string

Cc1c(C)c(c(C)c2CC(C)(C)Oc12)S(=O)(=O)NC(=N)NCCC[C@H](NC(=O)OCC3c4ccccc4-c5ccccc35)C(O)=O

InChI

1S/C34H40N4O7S/c1-19-20(2)30(21(3)26-17-34(4,5)45-29(19)26)46(42,43)38-32(35)36-16-10-15-28(31(39)40)37-33(41)44-18-27-24-13-8-6-11-22(24)23-12-7-9-14-25(23)27/h6-9,11-14,27-28H,10,15-18H2,1-5H3,(H,37,41)(H,39,40)(H3,35,36,38)/t28-/m0/s1

InChI key

HNICLNKVURBTKV-NDEPHWFRSA-N

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General description

Fmoc-Arg(Pbf)-OH is used as a building block in peptide synthesis, providing protection to specific functional groups while allowing for efficient peptide bond formation.

Application

Fmoc-Arg(Pbf)-OH is a Fmoc-protected amino acid derivative that can be used to create arginine-containing peptides. The 2,2,4,6,7-pentamethyIdlhydrobenzofuran-5-sulfonyl group (Pbf) can be easily cleaved by trifluoroacetic acid (TFA).

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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Side-Chain Unprotected Fmoc-Arg/His/Tyr-OH Couplings and Their Application in Solid-Phase Peptide Synthesis through a Minimal-Protection/Green Chemistry Strategy
Yang Y, et al.
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Synthesis of positional-scanning libraries of fluorogenic peptide substrates to define the extended substrate specificity of plasmin and thrombin.
Backes B J, et al.
Nature Biotechnology, 18(2), 187-187 (2000)
The 2, 2, 4, 6, 7-pentamethyldihydrobenzofuran-5-sulfonyl group (Pbf) as arginine side chain protectant.
Carpino L A, et al.
Tetrahedron Letters, 34(49), 7829-7832 (1993)

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