CAS 6126-22-3

5-Amino-2,4-dihydro-3H-pyrazol-3-one

Description:

5-Amino-2,4-dihydro-3H-pyrazol-3-one, with the CAS number 6126-22-3, is an organic compound characterized by its pyrazolone structure, which includes a five-membered ring containing two nitrogen atoms. This compound typically exhibits a white to off-white crystalline appearance and is soluble in water and various organic solvents, making it versatile for different applications. It possesses functional groups that contribute to its reactivity, particularly the amino group, which can participate in various chemical reactions, including nucleophilic substitutions and coupling reactions. The compound is of interest in medicinal chemistry and may exhibit biological activity, potentially serving as a precursor or intermediate in the synthesis of pharmaceuticals. Its stability under standard conditions is generally good, although it may be sensitive to strong acids or bases. As with many nitrogen-containing heterocycles, it may also display tautomeric forms, influencing its chemical behavior. Proper handling and safety measures should be observed due to potential toxicity or reactivity associated with nitrogen-containing compounds.

Formula: C₃H₅N₃O

InChI: InChI=1S/C3H5N3O/c4-2-1-3(7)6-5-2/h1H2,(H2,4,5)(H,6,7)

InChI key: InChIKey=UELIBMUMKLRTKJ-UHFFFAOYSA-N

SMILES: NC=1CC(=O)NN1

Synonyms:

• 2-Pyrazolin-5-one, 3-amino-
• 3-Amino-1,4-dihydropyrazol-5-one
• 3-Amino-2-pyrazolin-5-one
• 3-Amino-4,5-dihydro-1H-pyrazol-5-one
• 3-Amino-5-oxo-4,5-dihydropyrazole
• 3-Amino-5-pyrazolone
• 3-Aminopyrazolone
• 3-Pyrazolidinone, 5-imino-
• 3H-Pyrazol-3-one, 5-amino-2,4-dihydro-
• 5-Amino-2,4-dihydro-3H-pyrazol-3-one
• NSC 30480
• NSC 50565

3-Amino-5-hydroxypyrazole

CAS: 6126-22-3

Formula: C₃H₅N₃O

Purity: >98.0%(T)(HPLC)

Color and Shape: White to Gray to Brown powder to crystal

Molecular weight: 99.09

Ref: 3B-A1589

3-Amino-5-hydroxy-1H-pyrazole, 98%

CAS: 6126-22-3

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: C₃H₅N₃O

Purity: 98%

Color and Shape: Dark cream to cream to pale brown, Powder

Molecular weight: 99.09

Ref: 02-A11412

3-Amino-1H-pyrazol-5(4H)-one

CAS: 6126-22-3

Formula: C₃H₅N₃O

Purity: 98%

Color and Shape: Solid

Molecular weight: 99.0913

Ref: IN-DA003IWJ

3-Amino-5-hydroxy-1H-pyrazole

CAS: 6126-22-3

3-Amino-5-hydroxy-1H-pyrazole

Purity: 99%

Molecular weight: 99.09g/mol

Ref: 54-OR30956

3-Amino-1H-pyrazol-5(4H)-one

CAS: 6126-22-3

Formula: C₃H₅N₃O

Purity: 97%

Color and Shape: Solid

Molecular weight: 99.093

Ref: 10-F064901