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MEROCYANINE DYE

MEROCYANINE DYE ??? ???
?? ??:
23302-83-2
???:
MEROCYANINE DYE
???(??):
Brooker's merocyanine dye;4-[2-(1-methylpyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one;4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone;1-Methyl-4-[(4-oxocyclohexadienylidene)ethylidene]-1,4-dihydropyridine;4-(2-(1-METHYLPYRIDIN-4(1H)-YLIDENE)ETHYLIDENE)CYCLOHEXA-2,5-DIEN-1-ONE;2,5-Cyclohexadien-1-one, 4-[2-(1-methyl-4(1H)-pyridinylidene)ethylidene]-;4-[2-(1-methyl-1,4-dihydropyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one
CBNumber:
CB21474594
???:
C14H13NO
??? ??:
211.26
MOL ??:
23302-83-2.mol

MEROCYANINE DYE ??

???
220℃
?? ?
360.6±42.0 °C(Predicted)
??
1.268±0.06 g/cm3(Predicted)
?? ?? (pKa)
4.41±0.20(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): Exclamation Mark (GHS07)
?? ?:
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? P264, P270, P301+P312, P330, P501
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ??
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405 ???? ?????.

MEROCYANINE DYE C??? ??, ??, ??

??

Brooker's merocyanine dye is used as solvent polarity indicators. It is used as pH sensors and transition metal cation indicators.

MEROCYANINE DYE ?? ?? ? ???

???

?? ??


MEROCYANINE DYE ?? ??

???( 18)?? ??
??? ?? ??? ?? ?? ? ??
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