ChemicalBook >?? ???? >4-HYDROXY-2-OXO-2H-??-3-???????

4-HYDROXY-2-OXO-2H-??-3-???????

4-HYDROXY-2-OXO-2H-??-3-??????? ??? ???

?? ??:: 51751-34-9

???:: 4-HYDROXY-2-OXO-2H-??-3-???????

???(??):: 4-HYDROXY-2-OXO-2H-??-3-???????

???:: 4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBALDEHYDE

???(??):: SKL048;AKOS BB-9946;AURORA KA-4670;AKOS BBS-00001105;SALOR-INT L481548-1EA;4-HYDROXY-3-FORMYLCOUMARIN;4-hydroxy couMarin-3-carbaldehyde;4-hydroxycoumarin-3-carboxaldehyde;4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBALDEHYDE;2H-1-benzopyran-3-carboxaldehyde, 4-hydroxy-2-oxo-

CBNumber:: CB8332576

???:: C10H6O4

??? ??:: 190.15

MOL ??:: 51751-34-9.mol

?? ?? 25

4-HYDROXY-2-OXO-2H-??-3-??????? ??

???: 138-140 °C

?? ?: 405.1±45.0 °C(Predicted)

??: 1.630±0.06 g/cm3(Predicted)

?? ?? (pKa): 4.50±1.00(Predicted)

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

?? ??	IRRITANT

????(GHS):

?? ?:

Danger

??·?? ??:

??	??·?? ??	?? ??	??	?? ?	P- ??
H301	??? ???	?? ?? ?? - ??	?? 3	??	P264, P270, P301+P310, P321, P330,P405, P501
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	?? ??? ?? ??? ????.
P270	? ??? ??? ??? ???, ???? ???? ???.
P271	?? ?? ??? ? ?? ???? ?????.
P280	????/???/???/?????? ?????.
P302+P352	??? ??? ??? ?? ????.
P305+P351+P338	?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P332+P313	?? ??? ??? ???? ??· ??? ????.
P337+P313	?? ?? ??? ???? ???? ??· ??? ????.
P403+P233	??? ??? ? ?? ?? ??? ???? ?????.
P405	???? ?????.
P501	...? ??? / ??? ?? ???.

4-HYDROXY-2-OXO-2H-??-3-??????? C??? ??, ??, ??

4-HYDROXY-2-OXO-2H-??-3-??????? ?? ?? ? ???

???

????? N,N-????????? ??? ???????????? ?????? ?? ???? ????????? ??? ????? 2H-1-Benzopyran-2,4(3H)-dione, 3-(aminomethylene)- 52817-14-8 4-CHLORO-2-OXO-2H-CHROMENE-3-CARBALDEHYDE ???-3-????? 4-???????

?? ??

4-HYDROXY-2-OXO-2H-??-3-??????? ?? ??

???( 25)?? ??

???	??	???	??	?? ?	??
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4-HYDROXY-2-OXO-2H-??-3-??????? ?? ??:

2H-CHROMENE-3-CARBALDEHYDE 6-CHLORO-4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBALDEHYDE 4-Hydroxy-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester 6-FLUORO-4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBALDEHYDE 4-HYDROXY-3-FORMYL-6-METHYLCOUMARIN 4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBALDEHYDE 6-Bromo-4-hydroxy-3-((m-hydroxyphenyl)carbamoyl)coumarin Diarbarone AURORA 20100 AURORA 20133 6-CHLORO-4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER AURORA 20132 AURORA KA-4590 AURORA KA-31 AURORA KA-32 6-BROMO-4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBALDEHYDE AURORA KA-3742

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