5-Amino-1H-[1,2,4]-triazole-3-carboxylic acid methyl ester - ≥96% , CAS No.3641-14-3

CAS: 3641-14-3 Cat. No.: A138743 Molecular Weight: 142.12 EC Number: 222-869-7
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
4-fluoro-alpha,alpha,alpha-trifluoroacetophenone | 5-Amino-1H-1,2,4-triazole-3-carboxylic acid methyl ester | F0848-0390 | 5-Amino-1H-[1,2,4]-triazole-3-carboxylic acid methyl ester | 5-Amino-1H-[1,2,4]triazole-3-carboxylic acid methyl ester | MFCD0029719
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
1g
A138743-1g
9
$9.90
5g
A138743-5g
7
$10.90
25g
A138743-25g
3

$28.90

$43.90
Save $15.00 (34.17%)
100g
A138743-100g
4

$111.90

$167.90
Save $56.00 (33.35%)
500g
A138743-500g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$482.90

$724.90
Save $242.00 (33.38%)
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Why this grade

≥96% 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
4-fluoro-alpha, alpha, alpha-trifluoroacetophenone | 5-Amino-1H-1, 2, 4-triazole-3-carboxylic acid methyl ester | F0848-0390 | 5-Amino-1H-[1, 2, 4]-triazole-3-carboxylic acid methyl ester | 5-Amino-1H-[1, 2, 4]triazole-3-carboxylic acid methyl ester | MFCD0029719
Specifications & Purity
≥96%
Storage
Room temperature
Shipped In
Normal
Purity
≥96%
Names and Identifiers
Pubchem Sid488185386
Canonical SmilesCOC(=O)C1=NC(=NN1)N
IUPAC Namemethyl 3-amino-1H-1,2,4-triazole-5-carboxylate
InChIKeyOSZNPKRMPBUQLB-UHFFFAOYSA-N
INCHI1S/C4H6N4O2/c1-10-3(9)2-6-4(5)8-7-2/h1H3,(H3,5,6,7,8)
Isomeric SMILES COC(=O)C1=NC(=NN1)N
WGK Germany 3
Molecular Weight 142.12
Reaxy-Rn 608090
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=608090&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ 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
SubclassTriazoles
Intermediate Tree Nodes Not available
Direct ParentTriazoles
Alternative Parents Methyl esters  Heteroaromatic compounds  Amino acids and derivatives  Monocarboxylic acids and derivatives  Azacyclic compounds  Primary amines  Organopnictogen compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 1,2,4-triazole - Methyl ester - Heteroaromatic compound - Amino acid or derivatives - Carboxylic acid ester - Azacycle - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Amine - Hydrocarbon derivative - Organic oxide - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as triazoles. These are compounds containing a five-member aromatic ring of two carbon atoms and three nitrogen atoms.
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
E2621095Certificate of AnalysisJun 01, 2026 A138743
E2315416Certificate of AnalysisFeb 04, 2026 A138743
E2315423Certificate of AnalysisFeb 04, 2026 A138743
E2315426Certificate of AnalysisFeb 04, 2026 A138743
G2502328Certificate of AnalysisJul 07, 2025 A138743
K1925051Certificate of AnalysisJun 16, 2025 A138743
F2205067Certificate of AnalysisMar 04, 2025 A138743
F2205069Certificate of AnalysisMar 04, 2025 A138743
F2205077Certificate of AnalysisMar 04, 2025 A138743
F2205522Certificate of AnalysisMar 04, 2025 A138743
F2205529Certificate of AnalysisMar 04, 2025 A138743

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Chemical and Physical Properties
Melt Point(°C)218-222°C
Molecular Weight142.120 g/mol
XLogP3-0.200
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass142.049 Da
Monoisotopic Mass142.049 Da
Topological Polar Surface Area93.900 Ų
Heavy Atom Count10
Formal Charge0
Complexity139.000
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
Solution Calculators
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