Welcome to Iris Biotech
For better service please confirm your country and language we detected.
For better service please confirm your country and language we detected.
Thank you very much for your interest in our products. All prices listed on our website are ex-works, Germany, and may attract customs duties when imported.
You may/will be contacted by the shipping company for additional documentation that may be required by the US Customs for clearance.
We offer you the convenience of buying through a local partner, Peptide Solutions LLC who can import the shipment as well as prepay the customs duties and brokerage on your behalf and provide the convenience of a domestic sale.
Continue to Iris Biotech GmbHSend request to US distributorChemical name: N-alpha-t-Butyloxycarbonyl-4,4,4-trifluoro-L-valine (3RS) // Synonyms: (2S,4S)(2S,4R)-Boc-2-amino-4,4,4-trifluoro-3-methylbutanoic acid, (2S,4S)(2S,4R)-Boc-L-4,4,4-trifluorovaline, Boc-TfVal-OH (2S,3S)(2S,3R),(2S)-2-((tert-butoxycarbonyl)amino)-4,4,4-trifluoro-3-methyl butanoic acid
from Please inquire
An Intrinsic Hydrophobicity Scale for Amino Acids and Its Application to Fluorinated Compounds; W. Hoffmann, J. Langenhan, S. Huhmann, J. Moschner, R. Chang, M. Accorsi, J. Seo, J. Rademann, G. Meijer, B. Koksch, M. T. Bowers, G. von Helden and K. Pagel; Angew Chem Int Ed Engl 2019; 58: 8216-8220. https://doi.org/10.1002/anie.201813954
Effects of single substitutions with hexafluoroleucine and trifluorovaline on the hydrophobic core formation of a heterodimeric coiled coil; S. Huhmann, E. K. Nyakatura, H. Erdbrink, U. I. M. Gerling, C. Czekelius and B. Koksch; Journal of Fluorine Chemistry 2015; 175: 32-35. https://doi.org/10.1016/j.jfluchem.2015.03.003
Fluorinated amino acids in amyloid formation: a symphony of size, hydrophobicity and á-helix propensity; U. I. M. Gerling, M. Salwiczek, C. D. Cadicamo, H. Erdbrink, C. Czekelius, S. L. Grage, P. Wadhwani, A. S. Ulrich, M. Behrends, G. Haufe and B. Koksch; Chem. Sci. 2014; 5: 819-830. https://doi.org/10.1039/c3sc52932k
Alternative translations of a single RNA message: an identity switch of (2S,3R)-4,4,4-trifluorovaline between valine and isoleucine codons; P. Wang, A. Fichera, K. Kumar and D. A. Tirrell; Angew Chem Int Ed Engl 2004; 43: 3664-6. https://doi.org/10.1002/anie.200454036
Please send me more information about