ChemicalBook > CAS DataBase List > 3-Aminopyrazole-4-carboxylic acid

3-Aminopyrazole-4-carboxylic acid

Product Name: 3-Aminopyrazole-4-carboxylic acid
CAS No.: 41680-34-6
Chemical Name: 3-Aminopyrazole-4-carboxylic acid
Synonyms: WLN: T5MNJ CZ DVQ;RARECHEM AL BO 0208;Allopurinol Impurity 9;3-amino-4-carboxypyrazole;3-amino-4-pyrazolecarboxylicaci;5-AMINO-4-PYRAZOLECARBOXYLIC ACID;3-AMINOPYRAZOLE-4-CARBOXYLIC ACID;3-AMINO-4-PYRAZOLECARBOXYLIC ACID;3-amino-1h-pyrazole-4-carboxylicaci;4-Pyrazolecarboxylic acid, 3-amino-
CBNumber: CB4388878
Molecular Formula: C4H5N3O2
Formula Weight: 127.1
MOL File: 41680-34-6.mol

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3-Aminopyrazole-4-carboxylic acid Property

Melting point:: 135 °C (dec.) (lit.)
Boiling point:: 235.85°C (rough estimate)
Density: 1.4748 (rough estimate)
refractive index: 1.5000 (estimate)
storage temp.: 2-8°C
form: powder
pka: 15.28±0.50(Predicted)
color: White
InChI: InChI=1S/C4H5N3O2/c5-3-2(4(8)9)1-6-7-3/h1H,(H,8,9)(H3,5,6,7)
InChIKey: KMRVTZLKQPFHFS-UHFFFAOYSA-N
SMILES: N1C=C(C(O)=O)C(N)=N1
CAS DataBase Reference: 41680-34-6(CAS DataBase Reference)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-37/39
WGK Germany: 3
RTECS: UQ6390000
HS Code: 29339900

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: A77407
Product name: 3-Amino-4-pyrazolecarboxylic acid
Purity: 95%
Packaging: 5g
Price: $232
Updated: 2025/07/31

Sigma-Aldrich

Product number: A77407
Product name: 3-Amino-4-pyrazolecarboxylic acid
Purity: 95%
Packaging: 1g
Price: $106
Updated: 2023/06/20

TRC

Product number: A628825
Product name: 3-Amino-1H-pyrazole-4-carboxylicAcid
Packaging: 5g
Price: $305
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FA116730
Product name: 5-Amino-1H-pyrazole-4-carboxylic acid
Packaging: 5G
Price: $358
Updated: 2021/12/16

Apolloscientific

Product number: OR13449
Product name: 3-Amino-1H-pyrazole-4-carboxylicacid
Packaging: 25g
Price: $493
Updated: 2021/12/16

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3-Aminopyrazole-4-carboxylic acid Chemical Properties,Usage,Production

Chemical Properties

Almost white to beige crystalline powder

Uses

3-Amino-1H-pyrazole-4-carboxylic Acid, is a heterocyclic building block used for the synthesis of more complex pharmaceutical and biologically active compounds, including inhibitors. It can be used for the preparation of some impurities and/or degradation products of Zaleplon (Z145000), and also for Arylsulfonamidopiperidone derivatives as a novel class of factor Xa inhibitors.

3-Aminopyrazole-4-carboxylic acid Preparation Products And Raw materials

Raw materials

Triethyl orthoformate HYDRAZINE Acetic acid Sodium hydroxide Ethyl cyanoacetate

Preparation Products

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View Lastest Price from 3-Aminopyrazole-4-carboxylic acid manufacturers

Career Henan Chemical Co

Product: 3-Aminopyrazole-4-carboxylic acid 41680-34-6
Price: US $1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 100KG
Release date: 2019-12-20

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WLN: T5MNJ CZ DVQ

Allopurinol Impurity 9

3-<WBR>Amino-<WBR>4-<WBR>pyrazolecarboxylic acid

41680-34-6

41608-34-6

4180-34-6

Pyrazoles

Building Blocks

C3 to C5

Chemical Synthesis

Heterocyclic Building Blocks

Pyrazoles

Heterocyclic Compounds

Pyrazole series

Building Blocks