Boc-L-Trp-ONp - ≥97% , CAS No.15160-31-3

CAS: 15160-31-3 Cat. No.: B357345 Molecular Weight: 425.43 PubChem CID: 12932252
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
4-nitrophenyl N-[(tert-butoxy)carbonyl]-L-tryptophanate | (S)-4-nitrophenyl 2-(tert-butoxycarbonylamino)-3-(1H-indol-3-yl)propanoate | 4-Nitrophenyl N-(tert-butoxycarbonyl)-L-tryptophanate | L-Tryptophan,N-[(1,1-dimethylethoxy)carbonyl]-,4-nitrophenyl est
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
B357345-5g
3

$81.90

$122.90
Save $41.00 (33.36%)
25g
B357345-25g
2

$255.90

$383.90
Save $128.00 (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
4-nitrophenyl N-[(tert-butoxy)carbonyl]-L-tryptophanate | (S)-4-nitrophenyl 2-(tert-butoxycarbonylamino)-3-(1H-indol-3-yl)propanoate | 4-Nitrophenyl N-(tert-butoxycarbonyl)-L-tryptophanate | L-Tryptophan, N-[(1, 1-dimethylethoxy)carbonyl]-, 4-nitrophenyl est
Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504767280
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504767280
Canonical SmilesCC(C)(C)OC(=O)NC(CC1=CNC2=CC=CC=C21)C(=O)OC3=CC=C(C=C3)[N+](=O)[O-]
IUPAC Name(4-nitrophenyl) (2S)-3-(1H-indol-3-yl)-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoate
InChIKeyLQGKMKBNHAFRBV-IBGZPJMESA-N
INCHI1S/C22H23N3O6/c1-22(2,3)31-21(27)24-19(12-14-13-23-18-7-5-4-6-17(14)18)20(26)30-16-10-8-15(9-11-16)25(28)29/h4-11,13,19,23H,12H2,1-3H3,(H,24,27)/t19-/m0/s1
Isomeric SMILES CC(C)(C)OC(=O)N[C@@H](CC1=CNC2=CC=CC=C21)C(=O)OC3=CC=C(C=C3)[N+](=O)[O-]
PubChem CID 12932252
Molecular Weight 425.43

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives - Alpha amino acids and derivatives
Direct ParentAlpha amino acid esters
Alternative Parents Indolyl carboxylic acids and derivatives  3-alkylindoles  Phenol esters  Nitrobenzenes  Phenoxy compounds  Nitroaromatic compounds  Fatty acid esters  Substituted pyrroles  Heteroaromatic compounds  Carbamate esters  Carboxylic acid esters  Monocarboxylic acids and derivatives  Propargyl-type 1,3-dipolar organic compounds  Azacyclic compounds  Organic oxoazanium compounds  Organic oxides  Organic salts  Organonitrogen compounds  Hydrocarbon derivatives  Carbonyl compounds  Organic cations  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Alpha-amino acid ester - Indolyl carboxylic acid derivative - Phenol ester - 3-alkylindole - Indole - Indole or derivatives - Nitrobenzene - Phenoxy compound - Nitroaromatic compound - Fatty acid ester - Monocyclic benzene moiety - Fatty acyl - Substituted pyrrole - Benzenoid - Heteroaromatic compound - Pyrrole - Carbamic acid ester - Carboxylic acid ester - C-nitro compound - Organic nitro compound - Allyl-type 1,3-dipolar organic compound - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Azacycle - Monocarboxylic acid or derivatives - Organic oxoazanium - Organoheterocyclic compound - Carbonyl group - Organic nitrogen compound - Organic oxygen compound - Organic salt - Organic oxide - Organonitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic cation - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alpha amino acid esters. These are ester derivatives of alpha amino acids.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

2 results found

Lot NumberCertificate TypeDateItem
F2204211Certificate of AnalysisMar 04, 2025 B357345
F2204241Certificate of AnalysisMar 04, 2025 B357345
Chemical and Physical Properties
Molecular Weight425.400 g/mol
XLogP34.200
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count6
Rotatable Bond Count8
Exact Mass425.159 Da
Monoisotopic Mass425.159 Da
Topological Polar Surface Area126.000 Ų
Heavy Atom Count31
Formal Charge0
Complexity651.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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