Malachite green oxalate, pure, high purity biological stain

Supplier: Thermo Scientific
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Synonyms: Bis (N-{4-[[4-(dimethylamino)phenyl](phenyl)methylene]cyclohexa-2,5-dien-1-ylidene}-N-methylmethanaminium) trioxalateN-[4-[[4-(Dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-methanaminium, ethanedioate, ethanedioate(2:2:1)Basic Green 4Malachite green hemioxalateN,N,N',N'-Tetramethyl-4,4'-diaminotriphenylcarbenium oxalate

ACRO229785000EA 196 GBP
ACRO229785000 ACRO229780250 ACRO229781000
Malachite green oxalate, pure, high purity biological stain
Malachite green oxalate
Formula: C₅₂H₅₄N₄O₁₂
MW: 927.02 g/mol
Melting Pt: 144…150 °C
Storage Temperature: Ambient
MDL Number: MFCD00011766
CAS Number: 2437-29-8
EINECS: 219-441-7
UN: 2811
ADR: 6.1,III
Merck Index: 13,05722
https://uk.vwr.com/stibo/web/std.lang.all/02/56/26660256.jpg https://uk.vwr.com/stibo/web/std.lang.all/75/29/2297529.jpg

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Specification Test Results

Appearance Green Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤10 % (105°C)
UV Lambda max 620 to 625 nm (in 50:50 IMS:water)
Absorption Ratio P-15/P+15 0.9 to 1.15
Specific absorbance A (1%/1cm) 1650 to 1950 (at lambda max.)

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