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ChemicalBook--->CAS DataBase List--->21744-84-3

21744-84-3

21744-84-3 Structure

21744-84-3 Structure
IdentificationBack Directory
[Name]

4-METHYL-2H-1,4-BENZOXAZIN-3(4H)-ONE
[CAS]

21744-84-3
[Synonyms]

4-Methyl-2H<
BUTTPARK 148\07-41
4-methyl-1,4-benzoxazin-3-one
4-METHYLBENZO[B]MORPHOLIN-3-ONE
4-Methyl-2H-1,4-Benzoxazin-3-one
4-(N-METHYL)-1,4-BENZOXAZINE-3-ONE
4-METHYL-2H-1,4-BENZOXAZIN-3(4H)-ONE
2H-1,4-Benzoxazin-3(4H)-one, 4-methyl-
4-methyl-2H-benzo[b][1,4]oxazin-3(4H)-one
4-METHYL-2H-1,4-BENZOXAZIN-3(4H)-ONE, 98 %
JR-8987, 4-Methyl-2H-1,4-benzoxazin-3-(4H)-one, 97%
[Molecular Formula]

C9H9NO2
[MDL Number]

MFCD00601365
[MOL File]

21744-84-3.mol
[Molecular Weight]

163.17
Chemical PropertiesBack Directory
[Melting point ]

57-60 °C(lit.)
[Boiling point ]

369.5±31.0 °C(Predicted)
[density ]

1.209±0.06 g/cm3(Predicted)
[storage temp. ]

Sealed in dry,Room Temperature
[pka]

1.49±0.20(Predicted)
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319-H335
[Precautionary statements ]

P261-P264-P271-P280-P302+P352-P305+P351+P338
[Hazard Codes ]

Xi
[Risk Statements ]

36/37/38
[Safety Statements ]

26-36-37/39
[WGK Germany ]

3
[HS Code ]

2934999090
Hazard InformationBack Directory
[Uses]

4-Methyl-2H-1,4-benzoxazin-3(4H)-one may be used in the preparation of N-methyl benzomorpholine.
[General Description]

4-Methyl-2H-1,4-benzoxazin-3(4H)-one is a heterocyclic building block. Its C-formylation in the presence of 1,1-dichloromethyl methyl ether under Friedel-Crafts reaction conditions has been reported.
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