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1,5-EDANS

1,5-EDANS ??? ???
?? ??:
50402-56-7
???:
1,5-EDANS
???(??):
EDANS;1,5-EDANS;EDANS ACID;4-Methyl-5;7-Dihydroxycoumarin;7-Dihydroxy-4-methylcoumarin;1,5-EDANS ISO 9001:2015 REACH;EDANS acid [5-((2-Aminoethyl)amino)napht;5-(2-Amonoethylamino)-1-naphthalenesulfonic;N-(Aminoethyl)-5-naphthylamine-1-sulfonicAci
CBNumber:
CB2173151
???:
C12H14N2O3S
??? ??:
266.32
MOL ??:
50402-56-7.mol

1,5-EDANS ??

???
>350°C
??
1.432±0.06 g/cm3(Predicted)
?? ??
Refrigerator
???
Aqueous Base (Slightly), DMSO (Slightly, Heated)
??? ??
??
??? ??
??? ??
?? ?? (pKa)
-0.37±0.40(Predicted)
??
????? ????
CAS ??????
50402-56-7(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xn
?? ???? ?? 22-36/37/38-43
????? 26-27-36/37/39-45
WGK ?? 3
HS ?? 2921490090
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H317 ????? ?? ??? ??? ? ?? ?? ??? ?? ?? 1 ?? GHS hazard pictograms P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P280 ????/???/???/?????? ?????.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.

1,5-EDANS C??? ??, ??, ??

??? ??

Gray-yellow Crystalline Powder

??

A fluorescent reagent with a terminal amine for derivatization. 1,5-EDANS has similar spectral properties to the naphthalenesulfonic acids. Fluorescence: max. Abs. 335nm; max. Em. 493nm; e x 10-3: 5.9

1,5-EDANS ?? ?? ? ???

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1,5-EDANS ?? ??

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1,5-EDANS ?? ??:

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