Malachite green oxalate in water, crystalline for microscopy, Sigma-Aldrich®

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

M-Clarity™ quality level = MQ200

32745-100G 32745-1KG 32745-50G
32745-100GEA 62.6 EUR
32745-100G 32745-1KG 32745-50G
Malachite green oxalate in water, crystalline for microscopy, Sigma-Aldrich®
Malachite green oxalate
Formula: C₅₂H₅₄N₄O₁₂
MW: 927,02 g/mol
Melting Pt: ∼159 °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
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Specification Test Results

Solubility 0.01 g in 10 ml methanol
Loss on drying ≤7.0%
Wavelength (1) UV 609 - 619 nm
Wavelength (2) UV 420 - 430 nm
Extinction (1%/1 cm) (1) (UV) ≥300

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