UNII:59MUO871OM

Modify Date: 2025-08-20 18:48:14

UNII:59MUO871OM Structure
UNII:59MUO871OM structure
Common Name UNII:59MUO871OM
CAS Number 2654-57-1 Molecular Weight 176.215
Density 1.1±0.1 g/cm3 Boiling Point 345ºC
Molecular Formula C10H12N2O Melting Point 133-136 °C
MSDS N/A Flash Point 139.2ºC

 Names

Name 4-methyl-1-phenylpyrazolidin-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 345ºC
Melting Point 133-136 °C
Molecular Formula C10H12N2O
Molecular Weight 176.215
Flash Point 139.2ºC
Exact Mass 176.094955
PSA 32.34000
LogP 0.68
Index of Refraction 1.552
Storage condition Dark Room

 Safety Information

Hazard Codes Xn,N
Risk Phrases R22
Safety Phrases S24/25
RIDADR 2811
Packaging Group III
Hazard Class 6.1(b)
HS Code 2933990090

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-methyl-1-phenyl-1H-pyrazolidin-3-one
4-methyl-1-phenylpyrazolydin-3-one
1-Phenyl-4-methyl-3-pyrazolidone
4-methyl-1-phenylpyrazolidin-3-one
3-Pyrazolidinone, 4-methyl-1-phenyl-
1-Phenyl-4-methyl-3-pyrazolidinon
1H-pyrazol-3-ol, 4,5-dihydro-4-methyl-1-phenyl-
UNII:59MUO871OM
3-Pyrazolidinone,4-methyl-1-phenyl
4-methyl-1-phenyl-pyrazolidin-3-one
EINECS 220-180-6
4-Methyl-3-oxo-1-phenylpyrazolidine
4-Methyl-1-phenyl-pyrazolidin-3-on
4-Methyl-1-phenyl-3-pyrazolidone
4-Methyl-1-phenyl-3-pyrazolidinone
4-Methyl-1-phenyl-3-pyrazilidone
Phenidone B
MFCD00044800
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