2-Amino-5-nitrophenol - ≥98%(HPLC) , CAS No.121-88-0

CAS: 121-88-0 Cat. No.: A151253 Molecular Weight: 154.13 Beilstein Registry Number: 972974 EC Number: 204-503-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(HPLC)
Synonyms
AI3-52548 | MFCD00007692 | NCGC00091650-04 | STL140690 | NSC7087 | NSC-7087 | 2-hydroxy 4-nitro aniiine | CHEBI:82384 | NCGC00091650-03 | Rodol YBA | 2-amino 5-nitro phenol | AKOS000119830 | C.I. 76535 | 2-AMINO-5-NITROPHENOL [HSDB] | 2-Hydroxy-4-nitroani
Storage
Room temperature
Shipped In
FedEx DG Service
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
A151253-5g
2
$9.90
25g
A151253-25g
3
$32.90
100g
A151253-100g
2
$70.90
250g
A151253-250g
4
$135.90
500g
A151253-500g
1
$208.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Room temperature Ships FedEx DG Service 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

2-Amino-5-nitrophenol was used: . as starting material in the synthesis of series of (Z)-2-(substituted aryl)-N-(3-oxo-4-(substituted carbamothioyl)-3,4-dihydro-2H-benzo[b][1,4]oxazin-7-yl) hydrazine carboxamides . as semipermanent (nonoxidative) hair colorant and as toner in permanent (oxidative) hair dye products ? in synthesis of series of 7-benzylamino-2H-1,4-benzoxazin-3(4H)-ones, anticonvulsant agents Reactant for: . Diazotation and coupling reactions . Preparation of biologically and pharmacologically active molecules

Specifications

Synonyms
AI3-52548 | MFCD00007692 | NCGC00091650-04 | STL140690 | NSC7087 | NSC-7087 | 2-hydroxy 4-nitro aniiine | CHEBI:82384 | NCGC00091650-03 | Rodol YBA | 2-amino 5-nitro phenol | AKOS000119830 | C.I. 76535 | 2-AMINO-5-NITROPHENOL [HSDB] | 2-Hydroxy-4-nitroani
Specifications & Purity
≥98%(HPLC)
Storage
Room temperature
Shipped In
FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%(HPLC)
Names and Identifiers
Pubchem Sid488195042
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488195042
Canonical SmilesC1=CC(=C(C=C1[N+](=O)[O-])O)N
IUPAC Name2-amino-5-nitrophenol
InChIKeyDOPJTDJKZNWLRB-UHFFFAOYSA-N
INCHI1S/C6H6N2O3/c7-5-2-1-4(8(10)11)3-6(5)9/h1-3,9H,7H2
Isomeric SMILES C1=CC(=C(C=C1[N+](=O)[O-])O)N
WGK Germany 2
RTECS SJ6302500
UN Number 2811
Packing Group I
Molecular Weight 154.13
Beilstein 972974
Reaxy-Rn 972974
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=972974&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
ClassPhenols
SubclassNitrophenols
Intermediate Tree Nodes Not available
Direct ParentNitrophenols
Alternative Parents Nitrobenzenes  o-Aminophenols  Nitroaromatic compounds  Aniline and substituted anilines  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Propargyl-type 1,3-dipolar organic compounds  Organic oxoazanium compounds  Primary amines  Organopnictogen compounds  Organooxygen compounds  Organic zwitterions  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Nitrophenol - Nitrobenzene - Aminophenol - O-aminophenol - Nitroaromatic compound - Aniline or substituted anilines - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Monocyclic benzene moiety - C-nitro compound - Organic nitro compound - Organic oxoazanium - Allyl-type 1,3-dipolar organic compound - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Primary amine - Organooxygen compound - Organonitrogen compound - Amine - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic zwitterion - Organic nitrogen compound - Organic oxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as nitrophenols. These are compounds containing a nitrophenol moiety, which consists of a benzene ring bearing both a hydroxyl group and a nitro group on two different ring carbon atoms.
External Descriptors C-nitro compound - phenols
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PPARG Tclin Peroxisome proliferator-activated receptor gamma (15191 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AHR Tclin Aryl hydrocarbon receptor (1071 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NR1H4 Tclin Bile acid receptor FXR (6228 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APEX1 Tchem DNA-(apurinic or apyrimidinic site) lyase (38016 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Salmonella typhimurium (15756 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nfe2l2 Nuclear factor erythroid 2-related factor 2 (214 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rorc Nuclear receptor ROR-gamma (89407 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
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.

23 results found

Lot NumberCertificate TypeDateItem
I2214361Certificate of AnalysisJun 15, 2026 A151253
I2214360Certificate of AnalysisJun 15, 2026 A151253
I2214359Certificate of AnalysisJun 15, 2026 A151253
I2214354Certificate of AnalysisJun 15, 2026 A151253
I2214355Certificate of AnalysisJun 15, 2026 A151253
I2214356Certificate of AnalysisJun 15, 2026 A151253
F2207032Certificate of AnalysisMar 11, 2026 A151253
F2207033Certificate of AnalysisMar 11, 2026 A151253
F2207034Certificate of AnalysisMar 11, 2026 A151253
F2207090Certificate of AnalysisMar 11, 2026 A151253
L2118252Certificate of AnalysisOct 17, 2025 A151253
L2118251Certificate of AnalysisOct 17, 2025 A151253
L2118240Certificate of AnalysisOct 17, 2025 A151253
G2415226Certificate of AnalysisApr 28, 2024 A151253
H2406089Certificate of AnalysisApr 28, 2024 A151253
H2406088Certificate of AnalysisApr 28, 2024 A151253
D2022001Certificate of AnalysisJan 30, 2024 A151253
L1812114Certificate of AnalysisOct 15, 2022 A151253
F2215552Certificate of AnalysisMar 30, 2022 A151253
J2521251Certificate of AnalysisMar 30, 2022 A151253
F2215515Certificate of AnalysisMar 30, 2022 A151253
B23061005Certificate of AnalysisMar 30, 2022 A151253
B23061004Certificate of AnalysisNov 30, 2021 A151253

Show more ⌵

Chemical and Physical Properties
SolubilityInsoluble in water. Solubility in methanol gives very faint turbidity. Soluble in alcohol, benzene, acetone, and diethyl ether.
Melt Point(°C)198-202 °C
Molecular Weight154.120 g/mol
XLogP31.500
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass154.038 Da
Monoisotopic Mass154.038 Da
Topological Polar Surface Area92.100 Ų
Heavy Atom Count11
Formal Charge0
Complexity156.000
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 Count1
Citations of This Product
References
1. Fu Yang, Jin Wang, Shuying Gao, Shijian Zhou, Yan Kong.  (2020)  Record-high catalytic hydrogenated activity in nitroarenes reduction derived from in-situ nascent active metals enabled by constructing bimetallic phosphate.  Molecular Catalysis,      [PMID:] [10.1016/j.mcat.2020.110873]
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.