gramsource
H2NNHNHNHNHNHNHNHOOOOOOOOOHNNHNH2NNHNH2NNHNH2NNHNH2NNHNH2NNHNH2NNHNH2NNHNH2

Skeletal structure · unlabelled vertices are carbon · stereochemistry not shown

PeptideStandardMade to order · 2–6 weeks

Octaarginine (R8)

Polyarginine CPP

8 aa · 1267.53 g/mol · ≥95% (HPLC)

Pack size

1
Made to order · ships in 2–6 weeksLarger pack?

About this peptide

Eight-residue arginine homopolymer, a minimal cell-penetrating motif.

Reported research uses

  • 01Liposome and nanoparticle surface functionalisation
  • 02CPP comparison studies

Specifications

Sequence
RRRRRRRR
Length
8 residues
Molecular formula
C₄₈H₉₈N₃₂O₉
Molecular weight
1267.53 g/mol
Purity
≥95% (HPLC)
Counter-ion
TFA (acetate on request)
Appearance
Lyophilised white powder
Storage
−20 °C, desiccated, protected from light
Synonyms
R8; Arg8

Values from the manufacturer’s documents and published sources, for reference only; the lot CoA is the reference. Reported uses are from the literature and are not a claim that the product is suitable or safe for any purpose. For laboratory research use only — not for human or veterinary use. Handle only by trained staff following the SDS. Synthesised after your order is verified; MS and HPLC data come with the lot.

Octaarginine (R8) · gramsource