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3-Methyl-2-pyrazolin-5-one, 98+%, Thermo Scientific Chemicals Product Code.: 11423963
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3-Methyl-2-pyrazolin-5-one, 98+%, Thermo Scientific Chemicals

Product Code. 11423963
10 g
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Product Code. 11423963

Brand: Thermo Scientific Alfa Aesar A10253.09

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Description

CAS: 108-26-9 | C4H6N2O | 98.105 g/mol

3-Methyl-2-pyrazolin-5-one is used in the preparation of spirocyclic [indole-3,4'-pyrano[2,3-c]pyrazole] by reacting with isatins and malonitrile in the presence of sodium bromide as electrolyte.

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 Scientific Chemicals.

Applications
3-Methyl-2-pyrazolin-5-one is used in the preparation of spirocyclic [indole-3,4′-pyrano[2,3-c]pyrazole] by reacting with isatins and malonitrile in the presence of sodium bromide as electrolyte.

Solubility
Slightly soluble in ethanol.

Notes
Incompatible with oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 108-26-9
Molecular Formula C4H6N2O
Molecular Weight (g/mol) 98.105
MDL Number MFCD00020699
InChI Key NHLAPJMCARJFOG-UHFFFAOYSA-N
Synonym 3-methyl-2-pyrazolin-5-one, 3-methyl-5-pyrazolone, 3-methyl-1h-pyrazol-5 4h-one, 3h-pyrazol-3-one, 2,4-dihydro-5-methyl, 3-methyl-pyrazolon-5, 2-pyrazolin-5-one, 3-methyl, 3-methyl-4,5-dihydro-1h-pyrazol-5-one, 5-methyl-2,4-dihydro-3h-pyrazol-3-one, 2,4-dihydro-5-methyl-3h-pyrazol-3-one, 3-methyl-pyrazolon-5 german
PubChem CID 7920
IUPAC Name 3-methyl-1,4-dihydropyrazol-5-one
SMILES CC1=NNC(=O)C1

Specifications

Melting Point 220°C to 224°C
Quantity 10 g
Solubility Information Slightly soluble in ethanol.
Formula Weight 98.11
Percent Purity ≥98%
Chemical Name or Material 3-Methyl-2-pyrazolin-5-one

Certificates

Certificates

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5 results found
Lot Number Certificate Type Date Catalog Number
Lot Number10238975 Certificate TypeCertificate of Analysis Date12/04/2022 Catalog NumberA10253.30,A10253.18,A10253.09
Lot Number10198150 Certificate TypeCertificate of Analysis Date22/11/2021 Catalog NumberA10253.30,A10253.18,A10253.09
Lot Number10227596 Certificate TypeCertificate of Analysis Date22/11/2021 Catalog NumberA10253.30,A10253.18,A10253.09
Lot Number10232965 Certificate TypeCertificate of Analysis Date22/11/2021 Catalog NumberA10253.30,A10253.18,A10253.09
Lot Number10234882 Certificate TypeCertificate of Analysis Date22/11/2021 Catalog NumberA10253.30,A10253.18,A10253.09

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