2-Aminophenol Hydrochloride - ≥98%(HPLC) , CAS No.51-19-4

CAS: 51-19-4 Cat. No.: A151616 Molecular Weight: 145.59 EC Number: 621-209-9
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(HPLC)
Synonyms
FT-0631223 | 2-AMINOPHENOL HYDROCHLORIDE | QUDZAFKCASPJLX-UHFFFAOYSA-N | Phenol, o-amino-, hydrochloride | 2-aminophenol HCl salt | A0391 | O-AMINOPHENYL HYDROCHLORIDE | Phenol, 2-amino-, hydrochloride | AKOS016009452 | DTXSID4073122 | 2-aminophenol;hydro
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice,FedEx DG Service
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
A151616-1g
5
$10.90
5g
A151616-5g
4
$40.90
25g
A151616-25g
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$175.90
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Why this grade

≥98%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice,FedEx DG Service 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.

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Literature proof

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

Specifications

Synonyms
FT-0631223 | 2-AMINOPHENOL HYDROCHLORIDE | QUDZAFKCASPJLX-UHFFFAOYSA-N | Phenol, o-amino-, hydrochloride | 2-aminophenol HCl salt | A0391 | O-AMINOPHENYL HYDROCHLORIDE | Phenol, 2-amino-, hydrochloride | AKOS016009452 | DTXSID4073122 | 2-aminophenol;hydro
Specifications & Purity
≥98%(HPLC)
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice, FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%(HPLC)
Names and Identifiers
Pubchem Sid488179939
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488179939
Canonical SmilesC1=CC=C(C(=C1)N)O.Cl
IUPAC Name2-aminophenol;hydrochloride
InChIKeyQUDZAFKCASPJLX-UHFFFAOYSA-N
INCHI1S/C6H7NO.ClH/c7-5-3-1-2-4-6(5)8;/h1-4,8H,7H2;1H
Isomeric SMILES C1=CC=C(C(=C1)N)O.Cl
Molecular Weight 145.59
Reaxy-Rn 3687337
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3687337&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassAniline and substituted anilines
Intermediate Tree Nodes Not available
Direct ParentAniline and substituted anilines
Alternative Parents o-Aminophenols  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Primary amines  Organopnictogen compounds  Organooxygen compounds  Hydrochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Aminophenol - O-aminophenol - Aniline or substituted anilines - Phenol - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Hydrocarbon derivative - Organic nitrogen compound - Hydrochloride - Primary amine - Amine - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aniline and substituted anilines. These are organic compounds containing an aminobenzene moiety.
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.

7 results found

Lot NumberCertificate TypeDateItem
I2505156Certificate of AnalysisSep 06, 2025 A151616
E2521101Certificate of AnalysisJul 01, 2025 A151616
E2521102Certificate of AnalysisJul 01, 2025 A151616
D2007086Certificate of AnalysisJan 16, 2024 A151616
I1920030Certificate of AnalysisJul 10, 2023 A151616
C2307615Certificate of AnalysisMar 16, 2023 A151616
C2307614Certificate of AnalysisMar 10, 2023 A151616
Chemical and Physical Properties
SolubilitySolubility in Water almost transparency
SensitivityHeat sensitive;Light sensitive;Air sensitive
Molecular Weight145.590 g/mol
XLogP3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass145.029 Da
Monoisotopic Mass145.029 Da
Topological Polar Surface Area46.300 Ų
Heavy Atom Count9
Formal Charge0
Complexity74.900
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
Solution Calculators
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