4-Azidoaniline hydrochloride - ≥96% , CAS No.91159-79-4

CAS: 91159-79-4 Cat. No.: A352348 Molecular Weight: 170.60 Beilstein Registry Number: 7942921 EC Number: 628-425-2
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
4-Azidoaniline hydrochloride,97% | SCHEMBL15525747 | DTXSID40583387 | 4-Aminophenyl azide hydrochloride | AS-81420 | 4-azidoaniline;hydrochloride | 4-azido-phenyl-ammonium chloride | SDYAJRBHPPWHSF-UHFFFAOYSA-N
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
A352348-250mg
2
$185.90
1g
A352348-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$411.90
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Why this grade

≥96% 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.

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Literature proof

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

Overview

Versatile protein and peptide modifying agent for photoaffinity labeling. Photoaffinity labeling of GTP-binding proteins.

Multifunctional protein and peptide modifiers for photoaffinity labeling. Photoaffinity labeling of GTP-binding proteins.

Application:

4-Azidoaniline hydrochloride is suitable for use in the preparation of photo-reactive polymers, poly(acrylic acid) having encorporated phenylazido groups. It may be used in the preparation of 1-(4-aminophenyl)-1H-[1,2,3]-triazol-4-ylcarbonyl-Phe-Gly-Phe-Gly-OH. It is suitable for use in the synthesis of photo-reactive polysaccharides.

Specifications

Synonyms
4-Azidoaniline hydrochloride, 97% | SCHEMBL15525747 | DTXSID40583387 | 4-Aminophenyl azide hydrochloride | AS-81420 | 4-azidoaniline;hydrochloride | 4-azido-phenyl-ammonium chloride | SDYAJRBHPPWHSF-UHFFFAOYSA-N
Specifications & Purity
≥96%
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
≥96%
Names and Identifiers
Canonical SmilesC1=CC(=CC=C1N)N=[N+]=[N-].Cl
IUPAC Name4-azidoaniline;hydrochloride
InChIKeySDYAJRBHPPWHSF-UHFFFAOYSA-N
INCHI1S/C6H6N4.ClH/c7-5-1-3-6(4-2-5)9-10-8;/h1-4H,7H2;1H
Isomeric SMILES C1=CC(=CC=C1N)N=[N+]=[N-].Cl
WGK Germany 3
UN Number 2926
Packing Group II
Molecular Weight 170.60
Beilstein 7942921
Reaxy-Rn 7942921
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7942921&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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassPhenylazides
Intermediate Tree Nodes Not available
Direct ParentPhenylazides
Alternative Parents Aniline and substituted anilines  Azo imides  Azo compounds  Primary amines  Organic chloride salts  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Aniline or substituted anilines - Phenylazide - Azo imide - Azo compound - Organic nitrogen compound - Hydrocarbon derivative - Organic chloride salt - Organic salt - Primary amine - Organonitrogen compound - Amine - Organic cation - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylazides. These are compounds containing a phenylazide moiety, which consists of a linear azide substituent attached to a phenyl group.
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.

11 results found

Lot NumberCertificate TypeDateItem
E2621256Certificate of AnalysisMay 09, 2026 A352348
E2621395Certificate of AnalysisMay 09, 2026 A352348
E2621396Certificate of AnalysisMay 09, 2026 A352348
I2216139Certificate of AnalysisJun 16, 2025 A352348
D2503203Certificate of AnalysisMar 24, 2025 A352348
D2503204Certificate of AnalysisMar 24, 2025 A352348
F2513093Certificate of AnalysisMar 24, 2025 A352348
G2417170Certificate of AnalysisJul 08, 2024 A352348
G2417178Certificate of AnalysisJul 08, 2024 A352348
G2417180Certificate of AnalysisJul 08, 2024 A352348
I2216147Certificate of AnalysisJul 23, 2022 A352348

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Chemical and Physical Properties
SolubilityInsoluble in water.
Melt Point(°C)165° C (lit.)(dec.)
Molecular Weight170.600 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass170.036 Da
Monoisotopic Mass170.036 Da
Topological Polar Surface Area40.400 Ų
Heavy Atom Count11
Formal Charge0
Complexity142.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Documents & Articles
Citations of This Product
References
1. Yu Yan, Xianchi Zhou, Zuolong Liu, Zihao Zhu, Wenzhong Cao, Kexin Chen, Jian Ji, Peng Zhang.  (2025)  A Sprayable Polyelectrolyte Coating to Mitigate the Foreign Body Response of Implants.  LANGMUIR,      [PMID:40145243] [10.1021/acs.langmuir.5c00868]
Solution Calculators
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