Malachite Green

Name: Malachite Green
Brand: Vaqora Chemicals
SKU: VQ-038244

About Malachite Green

Malachite Green is a stable isotope labelled analogue related to Malachite green carrying the CAS registry number 569-64-2. The compound has the formula C23H25ClN2, corresponding to a molecular weight of 364.9 g/mol. The IUPAC name is [4-[[4-(dimethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium chloride. It is also known as Basic Green 4 or Malachite green chloride.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

This isotope-labelled compound is used as an internal standard for LC-MS and LC-MS/MS quantitation of Malachite green and related analytes in bioanalytical, pharmacokinetic and impurity studies. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Malachite Green in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Malachite green

View every impurity, metabolite and intermediate we list for Malachite green.

Malachite green impurities

Specifications & identifiers

Chemical identifiers
Product name	Malachite Green
Catalogue No.	VQ-038244
CAS Number	569-64-2
IUPAC name	[4-[[4-(dimethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium chloride
Molecular formula	C₂₃H₂₅ClN₂
Molecular weight	364.9 g/mol
Exact mass	364.1706
Grade	Reference Standard
HSN code	38229090
InChIKey	FDZZZRQASAIRJF-UHFFFAOYSA-M
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=CC=C3.[Cl-]
PubChem CID	11294

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 2
TPSA	6.3 Å²
Synonyms	Basic Green 4, Malachite green chloride, Aniline Green, Victoria Green B, Grenoble Green, Diamond Green B, Benzaldehyde Green, Victoria Green, Benzal Green, Burma Green B, Diamond Green Bx, Light Green N

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

Frequently asked questions

What is the CAS number of Malachite Green?

The CAS Registry Number of Malachite Green is 569-64-2. It is also known as Basic Green 4, Malachite green chloride, Aniline Green.

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

Malachite Green has the molecular formula C23H25ClN2 and a molecular weight of 364.9 g/mol. Its IUPAC name is [4-[[4-(dimethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium chloride.

What is Malachite Green used for?

Malachite Green is supplied as a characterised reference material related to Malachite green. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

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

We supply Malachite Green in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg 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, 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.