4-ethynyl-1H-pyrazole - ≥97% , CAS No.57121-49-0

CAS: 57121-49-0 Cat. No.: E176824 Peso molecular: 92.10 Número EC: 845-380-6
Disponible para pedir
GRADE & PURITY ≥97%
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Estado
Price
Qty
100mg
E176824-100mg
7

16,90US$

25,90US$
Guardar 9,00 US$ (34.75%)
250mg
E176824-250mg
5

32,90US$

49,90US$
Guardar 17,00 US$ (34.07%)
1g
E176824-1g
5

102,90US$

154,90US$
Guardar 52,00 US$ (33.57%)
5g
E176824-5g
2

283,90US$

425,90US$
Guardar 142,00 US$ (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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

Especificaciones y pureza
≥97%
Condiciones de almacenamiento de almacenamiento
Store at 2-8°C, Argon charged
Enviado en
Wet ice
Este producto requiere envío en cadena de frío. Los servicios terrestres y otros servicios económicos no están disponibles.
Pureza
≥97%
Nombres e identificadores
Pubchem Sid504767560
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504767560
Sonrisas canónicasC#CC1=CNN=C1
IUPAC Name4-ethynyl-1H-pyrazole
InChIKeyUXZQDYUBSQMFIE-UHFFFAOYSA-N
INCHI1S/C5H4N2/c1-2-5-3-6-7-4-5/h1,3-4H,(H,6,7)
Isómeros SMILES C#CC1=CNN=C1
Peso molecular 92.10
Reaxy-Rn 6187183
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=6187183&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
SuperclassOrganoheterocyclic compounds
ClaseAzoles
SubclassPyrazoles
Intermediate Tree Nodes Not available
Direct ParentPyrazoles
Alternative Parents Heteroaromatic compounds  Azacyclic compounds  Acetylides  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Heteroaromatic compound - Pyrazole - Acetylide - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescripciónThis compound belongs to the class of organic compounds known as pyrazoles. These are compounds containing a pyrazole ring, which is a five-member aromatic ring with two nitrogen atoms (at positions 1 and 2) and three carbon atoms.
External Descriptors Not available
Estructura 3D
Modelo de Estructura Química Interactiva





Mecanismos de acción
Certificados (CoA, COO, BSE/TSE y tabla de análisis)
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.

9 results found

Lot NumberCertificate TypeFechaArticulo
F2315907Certificate of AnalysisMar 18, 2026 E176824
F2315910Certificate of AnalysisMar 18, 2026 E176824
F2316667Certificate of AnalysisMar 18, 2026 E176824
F2316668Certificate of AnalysisMar 18, 2026 E176824
F2316669Certificate of AnalysisMar 18, 2026 E176824
F2316670Certificate of AnalysisMar 18, 2026 E176824
F2316671Certificate of AnalysisMar 18, 2026 E176824
F2316672Certificate of AnalysisMar 18, 2026 E176824
A2630167Certificate of AnalysisMay 15, 2023 E176824
Propiedades químicas y físicas
Peso molecular92.100 g/mol
XLogP31.300
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count1
Exact Mass92.0374 Da
Monoisotopic Mass92.0374 Da
Topological Polar Surface Area28.700 Ų
Heavy Atom Count7
Formal Charge0
Complexity99.900
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 Count1
Calculadoras de soluciones
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