C22H16N2O2
340.4 g/mol
Dye & PigmentWarning
2-HYDROXYNAPHTHALENE-1-CARBALDEHYDE [(2-HYDROXY-1-NAPHTHYL)METHYLENE]HYDRAZONE
CAS2387-03-3EC219-210-0
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
fluorescent solvent dye
This compound is a fluorescent solvent dye used to impart fluorescence to non-polar solvents and plastics. It features a symmetrical bis-azomethine structure derived from 2-hydroxy-1-naphthaldehyde, giving it strong light absorption and emission properties in the visible spectrum.
fluorescence coloring for solvents and hydrocarbonstracer dye for leak detection in industrial systems
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Sourcing or supplying this compound?
List your inventory or post a purchase request
CAS 2387-03-3
Related Compounds
ApplicationSame Use
4(1H)-Quinazolinone, 2-[7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl]-
CAS28754-28-1
fluorescent solvent dye
ApplicationSame Use
Coumarin 6
CAS38215-36-0
fluorescent solvent dye
ApplicationSame Use
2-(3-hydroxypropyl)-6-((3-hydroxypropyl)amino)-1H- benz(de)isoquinoline-1,3(2H)-dione
CAS52821-24-6
Fluorescent solvent dye
ApplicationSame Use
2-(2-Ethylhexyl)-6,7-dimethoxy-1H-benzo[de]isoquinoline-1,3(2H)-dione
CAS56148-88-0
fluorescent solvent dye
ReferenceSame Category
Basic Violet 11
CAS2390-63-8
Basic violet pigment
ReferenceSame Category
Pigment red 3
CAS2425-85-6
Pigment in paints and inks
ReferenceSame Category
Direct blue 15
CAS2429-74-5
substantive dye for cotton
ReferenceSame Category
Malachite green oxalate (2:3)
CAS2437-29-8
Dye for textiles and biological stain
Safety Reference
Warning
H319Causes serious eye irritation
H411Toxic to aquatic life with long lasting effects
H413May cause long lasting harmful effects to aquatic life
Identifiers
IUPAC Name
1-[[(2-hydroxynaphthalen-1-yl)methylidenehydrazinylidene]methyl]naphthalen-2-ol
InChIKey
SYRBOMODLUADBZ-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C=CC(=C2C=NN=CC3=C(C=CC4=CC=CC=C43)O)O
Synonyms (6)
—