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3-Methyl-2-pyrazolin-5-one, 98+%, Thermo Scientific Chemicals

Catalog Number 11423963
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Quantity:
10 g
50 g
250 g
This item is not returnable. View return policy
108-26-9
C4H6N2O
98.105
MFCD00020699
NHLAPJMCARJFOG-UHFFFAOYSA-N
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
7920
3-methyl-1,4-dihydropyrazol-5-one
CC1=NNC(=O)C1
This item is not returnable. View return policy
108-26-9
C4H6N2O
98.105
MFCD00020699
NHLAPJMCARJFOG-UHFFFAOYSA-N
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
7920
3-methyl-1,4-dihydropyrazol-5-one
CC1=NNC(=O)C1

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
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

RUO – Research Use Only

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