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?????????
????????? ??? ???
?? ??:
129-73-7
???:
?????????
???(??):
?????????
???:
LEUCOMALACHITE GREEN
???(??):
LMG;BIS-(4-N,N-DIMETHYL AMINOPHENYL)PHENYLMETHANE;NSC 36379;Me2 N-4,4′;LeucoMalachit;Leucomalachite een;LeucoMalachite Gree;malachitegreenleuco;LEUCOMALACHITE GREEN;Malachite green leuco
CBNumber:
CB0418186
???:
C23H26N2
??? ??:
330.47
MOL ??:
129-73-7.mol
MSDS ??:
SDS

????????? ??

???
100-102 °C
?? ?
475.4±45.0 °C(Predicted)
??
1.070±0.06 g/cm3(Predicted)
?? ??
Refrigerator, under inert atmosphere
???
?????(?? ???), DMSO(?? ???), ???????(?? ???), ???(?? ???)
??? ??
??
?? ?? (pKa)
5.62±0.24(Predicted)
??
???? ?? ??, ?? ?? ?? ?? ???
???
?(<0.1 mg/ml), ?????, ??, ?? ???, ??? ? ???? ?????.
??
Air Sensitive
?? ??(λmax)
623 nm
BRN
2140506
Henry's Law Constant
1.0×103 mol/(m3Pa) at 25℃, HSDB (2015)
?? ??
????
???
?? ? ??
?? ?? ??
InChI
1S/C23H26N2/c1-24(2)21-14-10-19(11-15-21)23(18-8-6-5-7-9-18)20-12-16-22(17-13-20)25(3)4/h5-17,23H,1-4H3
InChIKey
WZKXBGJNNCGHIC-UHFFFAOYSA-N
SMILES
CN(C)c1ccc(cc1)C(c2ccccc2)c3ccc(cc3)N(C)C
CAS ??????
129-73-7(CAS DataBase Reference)
EPA
Benzenamine, 4,4'-(phenylmethylene)bis[N,N-dimethyl- (129-73-7)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xn,N,Xi
?? ???? ?? 40-50/53-22-36/37/38
????? 36/37-61-60-36/37/39-27-26
????(UN No.) UN 3077 9/PG 3
WGK ?? 3
RTECS ?? CY1203055
TSCA TSCA listed
HS ?? 29215900
???? ??? 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Aquatic Acute 1
Aquatic Chronic 1
Carc. 2
Muta. 2
?? ?? ??? 129-73-7(Hazardous Substances Data)
????(GHS): Health Hazard (GHS08)
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H341 ???? ??? ??? ??? ??? (????? ???? ????? ???? ???? ???? ??? ?? ????? ??? ???? ??) ???? ???? ?? ?? 2 ?? P201,P202, P281, P308+P313, P405,P501
H351 ?? ??? ??? ??? (????? ?? ???? ???? ???? ??? ?? ????? ??? ???? ??) ??? ?? ?? 2 ?? P201, P202, P281, P308+P313, P405,P501
??????:
P201 ?? ? ?? ???? ?????.
P308+P313 ?? ?? ??? ???? ???? ??· ??? ????.
NFPA 704
0
1 0

????????? C??? ??, ??, ??

??? ??

white to light brown, light green or light blue

??

Leucomalachite Green is a reagent for the quantitative colorimetric micro determination of hemoglobin and other heme compounds.

Purification Methods

Crystallise it from 95% EtOH (10mL/g), then from *benzene/EtOH, and finally from pet ether. [Beilstein 13 H 275, 13 II 89, 13 II 135, 13 III 529, 13 481.]

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