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689750

Sigma-Aldrich

3-Methyl-5-pyrazolone

Lonza quality, 99.0-100.3 % (w/w) (T)

Synonym(s):

2,4-Dihydro-5-methyl-3H-pyrazol-3-one, 3-Methyl-2-pyrazolin-5-one

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About This Item

Empirical Formula (Hill Notation):
C4H6N2O
CAS Number:
Molecular Weight:
98.10
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:

grade

Lonza quality

form

powder

manufacturer/tradename

Lonza Ltd

concentration

99.0-100.3 % (w/w) (T)

mp

217.0-223.0 °C

SMILES string

O=C1CC(C)=NN1

InChI

1S/C4H6N2O/c1-3-2-4(7)6-5-3/h2H2,1H3,(H,6,7)

InChI key

NHLAPJMCARJFOG-UHFFFAOYSA-N

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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