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Protected Amino Acids (Fmoc, Boc, Cbz)

Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)

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Order Fmoc-D-Thr(tBu)-OH, ≥98% (TLC) (CAS 138797-71-4) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

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Fmoc-D-Thr(tBu)-OH, ≥98% (TLC) chemical structure
CAS number138797-71-4
FormulaC23H27NO5
Molar mass397.5 g/mol
Physical formCrystalline
HS code29420090
Purity≥98%
InChIKeyLZOLWEQBVPVDPR-VBKZILBWSA-N
IUPAC name(2R,3S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[(2-methylpropan-2-yl)oxy]butanoic acid

About Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)

Fmoc-D-Thr(tBu)-OH, ≥98% (TLC) sits in our protected Amino Acids (Fmoc, Boc, Cbz) section and ships worldwide from stock or short lead time. Identity at a glance (≥98%): CAS 138797-71-4, formula C23H27NO5 and molar mass 397.5 g/mol. Typical appearance is white to off-white powder or crystals.

Where it is used

  • Solid-phase peptide synthesis (SPPS)
  • Peptide drug discovery
  • Medicinal chemistry

Handling and storage

Store at 2–8 °C. Reported physical data: melting point ~130 °C. It carries the GHS signal word Warning (H315, H319, H335 and H412), so wear gloves and eye protection and work with good ventilation.

Order it in 1 g and 5 g packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Solid-phase peptide synthesis (SPPS)
  • Peptide drug discovery
  • Medicinal chemistry

Applications

Diagnostics, Life Science and BiotechResearch Labs and Universities

Specifications and identifiers

Specifications of Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)
Product nameFmoc-D-Thr(tBu)-OH, ≥98% (TLC)
Catalogue numberZX-002258
CAS number138797-71-4
IUPAC name(2R,3S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[(2-methylpropan-2-yl)oxy]butanoic acid
Molecular formulaC23H27NO5
Molar mass397.5 g/mol
Exact mass397.1889
Purity / assay≥98%
Physical formCrystalline
AppearanceWhite to off-white powder or crystals
Melting point~130 °C
XLogP34
H-bond donors / acceptors2 / 5
Topological polar surface area84.9 Ų
Storage2–8 °C
HS code29420090
InChIKeyLZOLWEQBVPVDPR-VBKZILBWSA-N
SMILESC[C@@H]([C@H](C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13)OC(C)(C)C
PubChem CID7021418
SynonymsFmoc-O-tert-butyl-D-threonine, (2R,3S)-3-(tert-butoxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid, (2R,3S)-3-(tert-butoxy)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)butanoic acid, D-Threonine, O-(1,1-dimethylethyl)-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, (2S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butoxy)butanoic acid, N-Fmoc-O-tert-butyl-D-threonine, O-(1,1-Dimethylethyl)-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-D-threonine, N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-O-(tert-butyl)-D-threonine, (2R,3S)-3-tert-butoxy-2-(9H-fluoren-9-ylmethoxycarbonylamino)butanoic acid, (2R,3S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butoxy)butanoic acid, (2R,3S)-3-(tert-butoxy)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid, Fmoc-D-Thr(tBu)-OH, >=98.0% (TLC)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P261, P264, P264 + P265, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)

Which CAS number identifies Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)?
Fmoc-D-Thr(tBu)-OH, ≥98% (TLC) is registered under CAS 138797-71-4. You may also see it listed as Fmoc-O-tert-butyl-D-threonine, (2R,3S)-3-(tert-butoxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid, (2R,3S)-3-(tert-butoxy)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)butanoic acid. Our catalogue number for this item is ZX-002258.
What are the formula and molar mass of Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)?
For Fmoc-D-Thr(tBu)-OH, ≥98% (TLC), its formula is C23H27NO5 and its molar mass is 397.5 g/mol. The systematic (IUPAC) name is (2R,3S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[(2-methylpropan-2-yl)oxy]butanoic acid. InChIKey LZOLWEQBVPVDPR-VBKZILBWSA-N lets you match it in any structure database.
What grade and pack sizes are available for Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)?
This listing is ≥98% purity. Standard packs are 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Fmoc-D-Thr(tBu)-OH, ≥98% (TLC) to my country?
Yes. Because Fmoc-D-Thr(tBu)-OH, ≥98% (TLC) is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
How do I store Fmoc-D-Thr(tBu)-OH, ≥98% (TLC)?
2–8 °C. Keep the container closed and follow the handling advice in the SDS.

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