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

HCID 76665
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Basic information

CAS
3201-20-5
Standard SMILES
CC1=NNC(=O)C1(C)C
InChIKey
OYYADIVZIRDZGB-UHFFFAOYSA-N
Molecular formula
C6H10N2O
Average molar mass
126.16 g/mol
Monoisotopic mass
126.07931295

Names & identifiers

Preferred name
2,4-dihydro-4,4,5-trimethyl-3H-pyrazol-3-one
IUPAC
3,4,4-trimethyl-1H-pyrazol-5-one
English name
2,4-dihydro-4,4,5-trimethyl-3H-pyrazol-3-one
Molecular formula
C6H10N2O
Molecular weight
126.16

Names & synonyms

3201-20-52,4-Dihydro-4,4,5-trimethyl-3H-pyrazol-3-one8MTQ4J09PYNSC-131072DTXSID80185849RefChem:1059741DTXCID70108340221-705-13,4,4-Trimethyl-1H-pyrazol-5(4H)-one3,4,4-trimethyl-1H-pyrazol-5-one4,4,5-trimethyl-2,4-dihydro-3h-pyrazol-3-one3,4,4-trimethyl-4,5-dihydro-1H-pyrazol-5-one
Show more names
3,4,4-Trimethyl-1H-pyrazole-5(4H)-one
EINECS 221-705-1NSC1310722-Pyrazolin-5-one, 3,4,4-trimethyl-UNII-8MTQ4J09PY3,4-Trimethyl-5-pyrazolone3H-Pyrazol-3-one,2,4-dihydro-4,4,5-trimethyl-3H-Pyrazol-3-one, 2,4-dihydro-4,4,5-trimethyl-3,4,4-Trimethyl-5-pyrazolone

Database identifiers

CAS
3201-20-5
PubChem CID
76665
DTXSID
DTXSID80185849
UNII
8MTQ4J09PY
EC Number
221-705-1
Nikkaji
J116.934C

Properties

Computed structural properties

XLogP
0.5
Topological polar surface area
41.5 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
2
Rotatable bonds
0
Heavy atoms
9
Formal charge
0
Complexity
181

Physicochemical properties

Melting point
109.5 °C · 109.5 °C
Density
1.14 · 1.14±0.1 g/cm3(Predicted)
storage temp.
2 · Storage temp. 2-8°C
pka
13.18 · 13.18±0.60(Predicted)
Appearance
White to off-white Solid
FDA UNII
8 MTQ4J09PY · 8MTQ4J09PY
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
302 · H302-H315-H319-H335
Precautionary statements
280 · P280-P305+P351+P338

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Safety data

Signal word
Warning
Symbol(GHS)
GHS07
Hazard statements
H302-H315-H319-H335
Precautionary statements
P280-P305+P351+P338

Chemistry & industry

Upstream & downstream products

Downstream products

1,3,4,4-Tetramethyl-1H-pyrazole-5(4H)-one

Related reactions

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Compound notes

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