Malachite green

Name: Malachite green
Brand: Vaqora Chemicals
SKU: VQ-000615

About Malachite green

Vaqora Chemicals supplies Malachite green in Microscopy grade, a biological stain registered under CAS number 2437-29-8. With the molecular formula C52H54N4O12, it has a molar mass of 927.0 g/mol. Common synonyms include Basic Green 4 and Malachite Green Oxalate.

It is supplied as a green crystalline powder. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Typical applications include histology and cytology staining, microscopy, clinical laboratories and biological staining. Buyers come mainly from academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Available in 25 g, 100 g, 1 kg and 4 x 25 kg packs, Malachite green is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Biological staining

Industries

Specifications & identifiers

Chemical identifiers
Product name	Malachite green
Catalogue No.	VQ-000615
CAS Number	2437-29-8
IUPAC name	bis([4-[[4-(dimethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium);bis(2-hydroxy-2-oxoacetate);oxalic acid
Molecular formula	C₅₂H₅₄N₄O₁₂
Molecular weight	927 g/mol
Exact mass	926.3738
Grade	Microscopy
HSN code	32041361
InChIKey	CNYGFPPAGUCRIC-UHFFFAOYSA-L
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=CC=C3.CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=CC=C3.C(=O)(C(=O)O)O.C(=O)(C(=O)[O-])O.C(=O)(C(=O)[O-])O
PubChem CID	2724411

Physical properties
Physical form	Powder
Appearance	Green crystalline powder
H-bond donors / acceptors	4 / 14
TPSA	242 Å²
UN number	UN 2811
Synonyms	N,N,N',N'-Tetramethyl-4,4'-diaminotriphenylcarbenium oxalate, Basic Green 4, Malachite Green Oxalate, Malachite Green oxalate salt, N,N,N',N'Tetramethyl4,4'diaminotriphenylcarbenium oxalate, Malachite Green, Oxalate, Malachite green hemioxalate, Oxalate Vert Malachite, Oxalato Verde Malaquita, Ossalato Verde Malachite, Oxalato de verde malaquita, Malachite Green oxalate salt (C.I. 42000)

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H318Causes serious eye damage
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P264, P264 + P265, P270, P273, P280, P301 + P317, P305 + P354 + P338, P317, P318, P330, P391, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 2437-29-8

Malachite green 1% aqueous solution staining solution

CAS: 2437-29-8
Formula: C₅₂H₅₄N₄O₁₂
MW: 927 g/mol

VQ-045787

Extra Pure

Malachite green, extra pure

CAS: 2437-29-8
Formula: C₅₂H₅₄N₄O₁₂
MW: 927 g/mol

VQ-047004

Frequently asked questions

What is the CAS number of Malachite green?

The CAS Registry Number of Malachite green is 2437-29-8. It is also known as N,N,N',N'-Tetramethyl-4,4'-diaminotriphenylcarbenium oxalate, Basic Green 4, Malachite Green Oxalate.

What is the molecular formula and molecular weight of Malachite green?

Malachite green has the molecular formula C52H54N4O12 and a molecular weight of 927 g/mol.

Which grade and pack sizes of Malachite green can I order?

We supply Malachite green in Microscopy grade, in 25 g, 100 g, 1 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Malachite green?

Yes. Every lot of Malachite green is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Malachite green be shipped internationally?

Yes. Malachite green is classified as hazardous (UN 2811), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.