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Protected Amino Acids (Fmoc, Boc, Cbz)

Z-L-Tryptophan, 99%

Biochemistry / PurissAvailable on request

Buy Z-L-Tryptophan, 99% (CAS 7432-21-5) from Zemixal: C19H18N2O4, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-002339.

Pack sizes
Z-L-Tryptophan, 99% chemical structure
CAS number7432-21-5
FormulaC19H18N2O4
Molar mass338.4 g/mol
Physical formPowder
HS code29379020
Purity99%
InChIKeyAHYFYYVVAXRMKB-KRWDZBQOSA-N
IUPAC name(2S)-3-(1H-indol-3-yl)-2-(phenylmethoxycarbonylamino)propanoic acid

About Z-L-Tryptophan, 99%

Researchers and plant chemists source Z-L-Tryptophan, 99% from Zemixal for routine and specialised work. Identity at a glance (Biochemistry / Puriss): CAS 7432-21-5, formula C19H18N2O4 and molar mass 338.4 g/mol. Typical appearance is white to off-white powder.

Where it is used

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

Handling and storage

Reported physical data: melting point 124-127 °C. Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Standard pack sizes are 1 g, 5 g, 25 g, 100 g and 1 kg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

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

Applications

Specifications and identifiers

Specifications of Z-L-Tryptophan, 99%
Product nameZ-L-Tryptophan, 99%
Catalogue numberZX-002339
CAS number7432-21-5
IUPAC name(2S)-3-(1H-indol-3-yl)-2-(phenylmethoxycarbonylamino)propanoic acid
Molecular formulaC19H18N2O4
Molar mass338.4 g/mol
Exact mass338.1267
GradeBiochemistry / Puriss
Purity / assay99%
Physical formPowder
AppearanceWhite to off-white powder
Melting point124-127 °C
XLogP32.3
H-bond donors / acceptors3 / 4
Topological polar surface area91.4 Ų
HS code29379020
InChIKeyAHYFYYVVAXRMKB-KRWDZBQOSA-N
SMILESC1=CC=C(C=C1)COC(=O)N[C@@H](CC2=CNC3=CC=CC=C32)C(=O)O
PubChem CID101176
SynonymsN-Cbz-L-tryptophan, Na-Carbobenzyloxy-L-tryptophan, z-tryptophan, Z-Trp-OH, Nalpha-Cbz-L-tryptophan, Cbz-L-Trp-OH, L-Tryptophan, N-[(phenylmethoxy)carbonyl]-, Na-Cbz-L-tryptophan, N-CBZ-tryptophane, N-Benzyloxycarbonyl-L-tryptophan, (S)-2-(((Benzyloxy)carbonyl)amino)-3-(1H-indol-3-yl)propanoic acid, Nalpha-benzyloxycarbonyl-L-tryptophan

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

Precautionary statements P261, P264, P264 + P265, P271, 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 Z-L-Tryptophan, 99%
1 gQuoted on request
5 gQuoted on request
25 gQuoted on request
100 gQuoted on request
1 kgQuoted on request

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

Questions about Z-L-Tryptophan, 99%

Which CAS number identifies Z-L-Tryptophan, 99%?
Z-L-Tryptophan, 99% is registered under CAS 7432-21-5. You may also see it listed as N-Cbz-L-tryptophan, Na-Carbobenzyloxy-L-tryptophan, z-tryptophan. Our catalogue number for this item is ZX-002339.
What are the formula and molar mass of Z-L-Tryptophan, 99%?
For Z-L-Tryptophan, 99%, its formula is C19H18N2O4 and its molar mass is 338.4 g/mol. The systematic (IUPAC) name is (2S)-3-(1H-indol-3-yl)-2-(phenylmethoxycarbonylamino)propanoic acid. InChIKey AHYFYYVVAXRMKB-KRWDZBQOSA-N lets you match it in any structure database.
What grade and pack sizes are available for Z-L-Tryptophan, 99%?
This listing is Biochemistry / Puriss grade with 99% purity. Standard packs are 1 g, 5 g, 25 g, 100 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Z-L-Tryptophan, 99%?
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 Z-L-Tryptophan, 99% to my country?
Yes. Because Z-L-Tryptophan, 99% 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.

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