ChemicalBook >?? ???? >?? ???>??? ?? ?? ???>??? ???>??? ???>2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one ??? ???

?? ??:: 20348-09-8

???:: 2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one

???(??):: Compound PDK0115;TIMTEC-BB SBB006815;LABOTEST-BB LT00451615;4H-pyrido[2,3-e][1,4]oxazin-3-one;4H-Pyrido[3,2-b][1,4]oxazin-3-one;2H,4H-pyrido[3,2-b][1,4]oxazin-3-one;2H-PYRIDO[3,2-B]-1,4-OXAZIN-3(4H)-ONE;2H-PYRIDO(3,2-B)-1,4-OXAZIN-3(4H)-ONE 95 %;2,3-dihydro-3-oxo-4H-pyrido[3,2-b]-1,4-oxazine;3,4-Dihydro-2H-pyrido[3,2-b]-1,4-oxazine-3-one

CBNumber:: CB0229047

???:: C7H6N2O2

??? ??:: 150.13

MOL ??:: 20348-09-8.mol

MSDS ??:: SDS

?? ?? 123

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one ??

???: 204-206 °C(lit.)

?? ?: 384.2±37.0 °C(Predicted)

??: 1.327±0.06 g/cm3(Predicted)

?? ??: Sealed in dry,Room Temperature

?? ?? (pKa): 11.06±0.20(Predicted)

BRN: 1074010

CAS ??????: 20348-09-8(CAS DataBase Reference)

?? ? ?? ??
?? ? ???? ?? (GHS)

??? ??	Xi
?? ???? ??	36/37/38
?????	26-37/39
WGK ??	3
?? ??	IRRITANT
HS ??	2933998090

????(GHS):

?? ?:

Warning

??·?? ??:

??	??·?? ??	?? ??	??	?? ?	P- ??
H315	??? ??? ???	????? ?? ?????	?? 2	??	P264, P280, P302+P352, P321,P332+P313, P362
H319	?? ?? ??? ???	?? ? ?? ?? ??? ??	?? 2A	??	P264, P280, P305+P351+P338,P337+P313P
H335	?? ???? ??? ? ??	?? ???? ?? - 1? ??;???? ??	?? 3	??

??????:

P261	??·?·??·???·??·...·????? ??? ????.
P264	?? ??? ?? ??? ????.
P264	?? ??? ?? ??? ????.
P271	?? ?? ??? ? ?? ???? ?????.
P280	????/???/???/?????? ?????.
P302+P352	??? ??? ??? ?? ????.
P305+P351+P338	?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

NFPA 704

	1
2		0

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one C??? ??, ??, ??

??

2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one was used in the synthesis of quinazolinbenzoxazine derivatives.

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one ?? ?? ? ???

???

Acetonitrile, 2-[(2-nitro-3-pyridinyl)oxy]- 6-BROMO-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE 3-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehyde 2-???-3-???????? ??-????????? carbon monoxide 3-????-2-?????? ????????? ?????? ????? ???????

?? ??

8-chloro-4H-pyrido[3,2-b][1,4]oxazin-3-one

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one ?? ??

???( 123)?? ??

???	??	???	??	?? ?	??
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2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one ?? ??:

????? ????? 2-??????, 1-????, ?? ? ?? ???? 1-?????-4-??-6-(2,4,4-??????)-2-(1H)-???? ??? 2-?????? (1:1) 7-CHLORO-2H-PYRIDO[3,2-B]-1,4-OXAZIN-3(4H)ONE 2-(2-HYDROXYETHYL)-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE 2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one 2-(3-OXO-3,4-DIHYDRO-2H-PYRIDO[3,2-B][1,4]OXAZIN-2-YL)ETHYL 2-FUROATE 2-[2-(4-BENZYLPIPERAZINO)ETHYL]-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE BUTTPARK 26\07-97 2-(2-MORPHOLINOETHYL)-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE 2-(3-OXO-3,4-DIHYDRO-2H-PYRIDO[3,2-B][1,4]OXAZIN-2-YL)ETHYL 4-FLUOROBENZENECARBOXYLATE BUTTPARK 26\07-100 BUTTPARK 26\07-91 2-(3-OXO-3,4-DIHYDRO-2H-PYRIDO[3,2-B][1,4]OXAZIN-2-YL)ETHYL 4-CHLOROBENZENECARBOXYLATE BUTTPARK 26\07-94 2-[2-(4-ETHYLPIPERAZINO)ETHYL]-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE

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