Basic Violet 1

Synonym(s):Basic Violet 1

CAS NO.：8004-87-3
Empirical Formula: C24H28ClN3
Molecular Weight: 393.95
MDL number: MFCD00280901
SAFETY DATA SHEET (SDS)
Update Date: 2026-01-15 13:03:24

What is Basic Violet 1?

Chemical properties

green crystalline powder with metal lustre

The Uses of Basic Violet 1

Medicine (topical antibacterial and antialler-gen), acid–base indicator, alcohol denaturant, bio-logical stain, textile dye.

The Uses of Basic Violet 1

Methyl violet 2B is a biological stain that is commonly used at a pH between 0 and 1.6. It is certified for use in Flemming triple stain with iodine for chromosomes; Newton?s crystal violet-iodine technique for chromatin and nucleoli; Lieb?s amyloid stain.

What are the applications of Application

Methyl violet 2B is a useful dye and acidic pH indicator

Purification Methods

Crystallise the dye from EtOH by precipitation with Et2O during cooling in an ice-bath. Filter it off and dry it at 105o. [Beilstein 13 IV 2283.]

Properties and Applications

TEST ITEMS	SPECIFICATION
APPEARANCE	DARK GREEN POWDER OR GRANULE
SHADE	BLUISH PURPLE
HEAT RESISTANCE	160 °C min
DENSITY	1.07 g/cm ³
LIGHT FASTNESS	1-2
BLEACHABILITY (OXIDATIVE)	4
BLEACHABILITY (REDUCTIVE)	3
WATER SOLUBILITY 20 °C	30 g/L min
WATER INSOLUBLE	1.0% max
MOISTURE	3.0% max
TINTING STRENGTH	100-105 %
WEIGHT METAL TOTAL	50ppm max

Properties of Basic Violet 1

Melting point:	137°C
Boiling point:	548.19°C (rough estimate)
Density	1.0395 (rough estimate)
refractive index	1.6010 (estimate)
solubility	Solubility Soluble in water, ethanol, chloroform; insoluble in ether, xylene
Colour Index	42535
form	Crystalline Powder With Metal Luster
color	Green with metal luster
PH Range	0.1(YELLOW)-1.5(BLUE)
Water Solubility	soluble
λmax	584nm
BRN	8464808
Stability:	Hygroscopic
Biological Applications	Antimalarial agent; detecting enzyme activity,protein–protein interactions; treating diabetes,ringworm; agrochemicals; pesticides; cosmetics; wound dressing materials
Major Application	Display device, photoresists, solar cells, inks, highlighters, rubber, lithium battery, petroleum products, leak detection method, decoder system, packaging materials, hair dyes, cosmetics, wound dressing materials, antitumor agent, determination of nucleic acids
EPA Substance Registry System	C.I. Basic Violet 1 (8004-87-3)

Safety information for Basic Violet 1

Signal word	Danger
Pictogram(s)	Corrosion Corrosives GHS05 Exclamation Mark Irritant GHS07 Health Hazard GHS08 Environment GHS09
GHS Hazard Statements	H302:Acute toxicity,oral H318:Serious eye damage/eye irritation H351:Carcinogenicity H410:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P202:Do not handle until all safety precautions have been read and understood. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention.