3-Aminophenol hydrochloride - AR , CAS No.51-81-0

CAS: 51-81-0 Cat. No.: A113896 Molecular Weight: 145.59
AVAILABLE TO ORDER
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results.
Synonyms
FT-0692072 | A871166 | Q27285003 | BS-52111 | MFCD00060221 | DTXSID10892453 | SCHEMBL2475459 | F71318 | SB75396 | AKOS015888372 | 3-aminophenol;hydrochloride | Phenol, 3-amino-, hydrochloride (1:1) | 3-aminophenol,hydrochloride | 3-AMINOPHENOLHYDROCHLORID
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
A113896-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$12.90

$19.90
Save $7.00 (35.18%)
25g
A113896-25g
4

$32.90

$49.90
Save $17.00 (34.07%)
100g
A113896-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$86.90

$130.90
Save $44.00 (33.61%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

AR AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
FT-0692072 | A871166 | Q27285003 | BS-52111 | MFCD00060221 | DTXSID10892453 | SCHEMBL2475459 | F71318 | SB75396 | AKOS015888372 | 3-aminophenol;hydrochloride | Phenol, 3-amino-, hydrochloride (1:1) | 3-aminophenol, hydrochloride | 3-AMINOPHENOLHYDROCHLORID
Specifications & Purity
AR
Storage
Room temperature
Shipped In
Normal
Grade
AR
Names and Identifiers
Pubchem Sid488197970
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488197970
Canonical SmilesC1=CC(=CC(=C1)O)N.Cl
IUPAC Name3-aminophenol;hydrochloride
InChIKeyDCBCSMXGLXAXDM-UHFFFAOYSA-N
INCHI1S/C6H7NO.ClH/c7-5-2-1-3-6(8)4-5;/h1-4,8H,7H2;1H
Isomeric SMILES C1=CC(=CC(=C1)O)N.Cl
Molecular Weight 145.59
Reaxy-Rn 3685620
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3685620&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
SubclassAniline and substituted anilines
Intermediate Tree Nodes Not available
Direct ParentAniline and substituted anilines
Alternative Parents m-Aminophenols  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Primary amines  Organooxygen compounds  Organic zwitterions  Organic chloride salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Aminophenol - M-aminophenol - Aniline or substituted anilines - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Amine - Organic chloride salt - Hydrocarbon derivative - Organic salt - Organic zwitterion - Primary amine - Organic oxygen compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen 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





Mechanisms of Action
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.

3 results found

Lot NumberCertificate TypeDateItem
H2521014Certificate of AnalysisAug 28, 2025 A113896
E1823168Certificate of AnalysisJun 16, 2025 A113896
B2327057Certificate of AnalysisMar 07, 2023 A113896
Chemical and Physical Properties
Melt Point(°C)229°C
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
Reviews

Customer Reviews

Need help choosing the grade?

Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.

View AR grade guide →

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.