Malachite green

Modify Date: 2026-06-29 18:28:19

Malachite green Structure
Malachite green structure
Common Name Malachite green
CAS Number 569-64-2 Molecular Weight 364.911
Density 1.0448 (rough estimate) Boiling Point 520.91°C (rough estimate)
Molecular Formula C23H25ClN2 Melting Point 158-160ºC
MSDS Chinese USA Flash Point N/A
Symbol GHS05 GHS07 GHS08 GHS09
GHS05, GHS07, GHS08, GHS09
Signal Word Danger

 Use of Malachite green


Basic green 4 (Malachite green) is a cationic dye. Basic green 4 also is an N-methylated diaminotriphenylmethane dye to be used for coloring purpose[1].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name malachite green
Synonym More Synonyms

 Malachite green Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Basic green 4 (Malachite green) is a cationic dye. Basic green 4 also is an N-methylated diaminotriphenylmethane dye to be used for coloring purpose[1].
Related Catalog
References

[1]. Chowdhury. S, et al. Sea shell powder as a new adsorbent to remove Basic Green 4 (Malachite Green) from aqueous solutions: Equilibrium, kinetic and thermodynamic studies. Chemical Engineering Journal, 164(1), 168–177.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.0448 (rough estimate)
Boiling Point 520.91°C (rough estimate)
Melting Point 158-160ºC
Molecular Formula C23H25ClN2
Molecular Weight 364.911
Exact Mass 364.170624
PSA 6.25000
LogP 1.39760
Index of Refraction 1.5940 (estimate)
InChIKey FDZZZRQASAIRJF-UHFFFAOYSA-M
SMILES CN(C)c1ccc(C(=C2C=CC(=[N+](C)C)C=C2)c2ccccc2)cc1.[Cl-]
Storage condition Refrigerator
Water Solubility Solubility Very soluble in water; soluble in ethanol, methanol, amyl alcohol

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
BQ1180000
CHEMICAL NAME :
Ammonium, (4-(p-(dimethylamino)-alpha-phenylbenzylidene)-2,5-cy clohexadien-1-ylidene )- dimethyl-, chloride
CAS REGISTRY NUMBER :
569-64-2
LAST UPDATED :
199712
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C23-H25-N2.Cl
MOLECULAR WEIGHT :
364.95
WISWESSER LINE NOTATION :
L6Y DYJ AUYR&R DN1&1& DUK1&1 &Q &G

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
80 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4200 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
DNA adduct
TEST SYSTEM :
Mammal - species unspecified Lymphocyte
DOSE/DURATION :
10 pph
REFERENCE :
BIPMAA Biopolymers. (John Wiley & Sons, Inc., 605 Third Ave., New York, NY 10158) V.1- 1963- Volume(issue)/page/year: 11,2537,1972 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84620 No. of Facilities: 2852 (estimated) No. of Industries: 25 No. of Occupations: 47 No. of Employees: 28485 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84620 No. of Facilities: 5859 (estimated) No. of Industries: 84 No. of Occupations: 65 No. of Employees: 181763 (estimated) No. of Female Employees: 18135 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS05 GHS07 GHS08 GHS09
GHS05, GHS07, GHS08, GHS09
Signal Word Danger
Hazard Statements H302-H318-H361d-H410
Precautionary Statements P273-P280-P305 + P351 + P338-P501
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes Xn;N
Risk Phrases R22
Safety Phrases S24/25
RIDADR UN 2811 6.1/PG 3
WGK Germany 3
RTECS BQ1190000
Packaging Group III
HS Code 29215900

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Articles60

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Mechanism of human PTEN localization revealed by heterologous expression in Dictyostelium.

Oncogene 33(50) , 5688-96, (2014)

Phosphatase and tensin homolog (PTEN) is one of the most frequently mutated tumor suppressor genes in cancers. PTEN has a central role in phosphatidylinositol (3,4,5)-trisphosphate (PIP3) signaling an...

Dimethyl sulphoxide and Ca2+ stimulate assembly of Vibrio cholerae FtsZ.

Biochimie 105 , 64-75, (2014)

We cloned, overexpressed and purified Vibrio cholerae FtsZ protein for the first time. We used several complementary techniques to probe and compare the comparative assembly properties of recombinant ...

Specific interaction with cardiolipin triggers functional activation of Dynamin-Related Protein 1.

PLoS ONE 9(7) , e102738, (2014)

Dynamin-Related Protein 1 (Drp1), a large GTPase of the dynamin superfamily, is required for mitochondrial fission in healthy and apoptotic cells. Drp1 activation is a complex process that involves tr...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

N-(4-{[4-(Dimethylamino)phenyl](phenyl)methylene}cyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium chloride
China Green
N-(4-{[4-(Dimethylamino)phenyl](phenyl)methylene}-2,5-cyclohexadien-1-ylidene)-N-methylmethanaminium chloride
Benzal Green
N-{4-[[4-(dimethylamino)phenyl](phenyl)methylene]cyclohexa-2,5-dien-1-ylidene}-N-methylmethanaminium chloride
Malachite green chloride
Chlorure de N-(4-{[4-(diméthylamino)phényl](phényl)méthylène}-2,5-cyclohexadién-1-ylidène)-N-méthylméthanaminium
4-{[4-(Dimethylamino)phenyl](phenyl)methylene}-N,N-dimethyl-2,5-cyclohexadien-1-iminium chloride
Malachite Green ; Basic Green 4
Grenoble Green
Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, chloride (1:1)
Aniline Green
N-(4-{[4-(dimethylamino)phenyl](phenyl)methylidene}cyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium chloride
Victoria Green B
Basic Green 4
Victoria Green
methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, chloride
[4-[[4-(dimethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium,chloride
Diamond Green B
n-(4-{[4-(dimethylamino)phenyl](phenyl)methylen}-2,5-cyclohexadien-1-yliden)-n-methylmethanaminiumchlorid
Malachite green

 Malachite green | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular weight of malachite green?
A: Molecular weight of malachite green is 364.911.
Q: What is the melting point of malachite green?
A: Melting point of malachite green is 158-160ºC.
Q: What is the polar surface area (PSA) of malachite green?
A: Polar surface area (PSA) of malachite green is 6.25000.
Q: What are the storage conditions for malachite green?
A: Storage conditions for malachite green: Refrigerator.
Q: What are the upstream materials of malachite green?
A: Related upstream materials(CAS) of malachite green: 129-73-7;7647-01-0;510-13-4;60-29-7;13381-65-2;121-69-7;530-44-9;7719-12-2;7664-93-9;98-07-7.
Q: What are the uses of malachite green?
A: Main uses of malachite green: Basic green 4 (Malachite green) is a cationic dye. Basic green 4 also is an N-methylated diaminotriphenylmethane dye to be used for coloring purpose[1].
Q: What is the LogP of malachite green?
A: LogP of malachite green is 1.39760.
Q: What is the SMILES notation of malachite green?
A: SMILES notation of malachite green is CN(C)c1ccc(C(=C2C=CC(=[N+](C)C)C=C2)c2ccccc2)cc1.[Cl-].
Q: What is the boiling point of malachite green?
A: Boiling point of malachite green is 520.91°C (rough estimate).
Q: What is the English name of malachite green?
A: The English name of malachite green is malachite green.

 Malachite greenfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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