2-Amino-5-nitrothiazole - ≥98%(HPLC) , CAS No.121-66-4

CAS: 121-66-4 Cat. No.: A151201 Molecular Weight: 145.14 Beilstein Registry Number: 126797 EC Number: 204-490-9
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GRADE & PURITY ≥98%(HPLC)
Synonyms
CAS-121-66-4 | 2-amino-5-nitro-1,3-thiazole | 5-Nitro-2-thiazolamine | AM20080158 | HSDB 4022 | 2-AMINO-5-NITROTHIAZOLE [IARC] | 2-AMINO-5-NITROTHIAZOLE [MI] | Oprea1_237935 | STR02181 | PD162659 | 2-AMINO-4-NITROTHIAZOLE | Aminonitrothiazole | 2-AMINO-5-
Storage
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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

Room temperature Ships Normal 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

2-Amino-5-nitrothiazole(ANT) is a hypoxic radiosensitizing drug. ANT forms square-planar complex, trans-[PdCl2(ANT)2] with palladium in methanol
2-Amino-5-nitrothiazole was used as diazo component in the synthesis of monoazo disperse dyes. It was used as matrix during matrix-assisted laser desorption/ionization time-of-flight mass spectrometric study of oligonucleotide and protein.

Specifications

Synonyms
CAS-121-66-4 | 2-amino-5-nitro-1, 3-thiazole | 5-Nitro-2-thiazolamine | AM20080158 | HSDB 4022 | 2-AMINO-5-NITROTHIAZOLE [IARC] | 2-AMINO-5-NITROTHIAZOLE [MI] | Oprea1_237935 | STR02181 | PD162659 | 2-AMINO-4-NITROTHIAZOLE | Aminonitrothiazole | 2-AMINO-5-
Specifications & Purity
≥98%(HPLC)
Storage
Room temperature
Shipped In
Normal
Purity
≥98%(HPLC)
Names and Identifiers
Pubchem Sid488180810
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488180810
Canonical SmilesC1=C(SC(=N1)N)[N+](=O)[O-]
IUPAC Name5-nitro-1,3-thiazol-2-amine
InChIKeyMIHADVKEHAFNPG-UHFFFAOYSA-N
INCHI1S/C3H3N3O2S/c4-3-5-1-2(9-3)6(7)8/h1H,(H2,4,5)
Isomeric SMILES C1=C(SC(=N1)N)[N+](=O)[O-]
WGK Germany 3
RTECS XJ2800000
UN Number 2811
Packing Group I
Molecular Weight 145.14
Beilstein 126797
Reaxy-Rn 126797
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=126797&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.

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📊 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
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassThiazoles
Intermediate Tree Nodes Not available
Direct ParentNitrothiazoles
Alternative Parents Nitroaromatic compounds  Heteroaromatic compounds  Isothioureas  Propargyl-type 1,3-dipolar organic compounds  Organic oxoazanium compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic zwitterions  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Nitroaromatic compound - Nitrothiazole - Heteroaromatic compound - Isothiourea - 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 - Azacycle - Organic nitrogen compound - Organic zwitterion - Organonitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as nitrothiazoles. These are compounds containing a thiazole ring which bears a nitro group.
External Descriptors C-nitro compound - thiazoles
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
NR3C1 Tclin Glucocorticoid receptor (14987 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PRKAA2 Tchem AMP-activated protein kinase, alpha-2 subunit (1328 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PLK1 Tchem Serine/threonine-protein kinase PLK1 (28605 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALOX15B Tchem Arachidonate 15-lipoxygenase, type II (7244 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALDH1A1 Tchem Aldehyde dehydrogenase 1A1 (77053 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALOX15 Tchem Arachidonate 15-lipoxygenase (7108 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Lymphoblastoid cell (5959 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HPGD Tchem 15-hydroxyprostaglandin dehydrogenase [NAD+] (24926 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GMNN Tbio Geminin (128009 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ATXN2 Tbio Ataxin-2 (54410 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
IDH1 Tclin Isocitrate dehydrogenase [NADP] cytoplasmic (40980 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Leishmania amazonensis (3813 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Trypanosoma cruzi (99888 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Trichomonas vaginalis (2376 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Giardia intestinalis (1290 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Vero (26788 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.

8 results found

Lot NumberCertificate TypeDateItem
K2113282Certificate of AnalysisAug 13, 2025 A151201
G2529074Certificate of AnalysisAug 06, 2025 A151201
L1923066Certificate of AnalysisOct 20, 2023 A151201
J1824171Certificate of AnalysisAug 11, 2022 A151201
A2517533Certificate of AnalysisNov 19, 2021 A151201
C2306894Certificate of AnalysisNov 19, 2021 A151201
E2316883Certificate of AnalysisNov 19, 2021 A151201
F2314407Certificate of AnalysisNov 19, 2021 A151201
Chemical and Physical Properties
Solubility95% ethanol: soluble 1g/150g at 20 °C; diethyl ether: soluble 1g/250g at 20 °C; chloroform: insoluble; water: slightly soluble; hot Methanol:very faint turbidity;
Melt Point(°C)202℃
Molecular Weight145.140 g/mol
XLogP30.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count5
Rotatable Bond Count0
Exact Mass144.995 Da
Monoisotopic Mass144.995 Da
Topological Polar Surface Area113.000 Ų
Heavy Atom Count9
Formal Charge0
Complexity125.000
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. Yadong Wang, Li Ma, Jun Yuan, Zongmin Zhu, Xiaoming Liu, Dengsong Li, Liqing He, Fei Xiao.  (2023)  Furfural-based P/N/S flame retardant towards high-performance epoxy resins with flame retardancy, toughness, low dielectric properties and UV resistance.  POLYMER DEGRADATION AND STABILITY,      [PMID:] [10.1016/j.polymdegradstab.2023.110343]
Solution Calculators
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