L-Alanine 4-nitroanilide hydrochloride - ≥99% , CAS No.31796-55-1

CAS: 31796-55-1 Cat. No.: A117938 Molecular Weight: 245.66 Beilstein Registry Number: 6303731 EC Number: 250-811-0
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
N1-(4-Nitrophenyl)alaninamide hydrochloride | L-Alanine 4-nitroanilide hydrochloride | Propanamide, 2-amino-N-(4-nitrophenyl)-, monohydrochloride, (2S)- | DTXSID60185660 | A-4525 | H-Ala-pNA.HCl | L-2-Amino-4'-nitropropionanilide hydrochloride | L-Alanine
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
A117938-250mg
3
$35.90
1g
A117938-1g
4
$107.90
5g
A117938-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$364.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

protease substrate

Specifications

Synonyms
N1-(4-Nitrophenyl)alaninamide hydrochloride | L-Alanine 4-nitroanilide hydrochloride | Propanamide, 2-amino-N-(4-nitrophenyl)-, monohydrochloride, (2S)- | DTXSID60185660 | A-4525 | H-Ala-pNA.HCl | L-2-Amino-4'-nitropropionanilide hydrochloride | L-Alanine
Specifications & Purity
≥99%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥99%
Names and Identifiers
Pubchem Sid488194064
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488194064
Canonical SmilesCC(C(=O)NC1=CC=C(C=C1)[N+](=O)[O-])N.Cl
IUPAC Name(2S)-2-amino-N-(4-nitrophenyl)propanamide;hydrochloride
InChIKeyYEXRLSXNWLNHQR-RGMNGODLSA-N
INCHI1S/C9H11N3O3.ClH/c1-6(10)9(13)11-7-2-4-8(5-3-7)12(14)15;/h2-6H,10H2,1H3,(H,11,13);1H/t6-;/m0./s1
Isomeric SMILES C[C@@H](C(=O)NC1=CC=C(C=C1)[N+](=O)[O-])N.Cl
WGK Germany 3
Molecular Weight 245.66
Beilstein 6303731
Reaxy-Rn 3737763
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3737763&ln=

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.

View datasheet →

🔬 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 amides
Alternative Parents Alanine and derivatives  Nitrobenzenes  Anilides  Nitroaromatic compounds  N-arylamides  Secondary carboxylic acid amides  Propargyl-type 1,3-dipolar organic compounds  Organic oxoazanium compounds  Organopnictogen compounds  Organic zwitterions  Organic oxides  Monoalkylamines  Hydrochlorides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alpha-amino acid amide - Alanine or derivatives - Nitrobenzene - Anilide - Nitroaromatic compound - N-arylamide - Monocyclic benzene moiety - Benzenoid - Carboxamide group - C-nitro compound - Secondary carboxylic acid amide - Organic nitro compound - Allyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organic oxoazanium - Organic oxygen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Amine - Primary aliphatic amine - Organic nitrogen compound - Carbonyl group - Organic zwitterion - Hydrocarbon derivative - Hydrochloride - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alpha amino acid amides. These are amide 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.

4 results found

Lot NumberCertificate TypeDateItem
A1316048Certificate of AnalysisSep 03, 2024 A117938
L1231046Certificate of AnalysisJul 10, 2024 A117938
C2301612Certificate of AnalysisMar 07, 2023 A117938
C2301611Certificate of AnalysisMar 07, 2023 A117938
Chemical and Physical Properties
Molecular Weight245.660 g/mol
XLogP3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass245.057 Da
Monoisotopic Mass245.057 Da
Topological Polar Surface Area101.000 Ų
Heavy Atom Count16
Formal Charge0
Complexity243.000
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 Count2
Citations of This Product
References
1. Mingyue Zhang, Jiani Pu, Yushan Cui, Jianan Sun, Hao Dong, Xiangzhao Mao.  (2024)  In Silico Enzymolysis-Guided Mining of Aminopeptidases with Molecular Insights into Their Substrate Specificity Mechanism.  JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY,      [PMID:39635764] [10.1021/acs.jafc.4c07713]
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.