2-Hydroxynaphthol blue

9-(dimethylamino)benzo[a]phenoxazin-12-ium-2-one chloride

CAS: 3324-99-0

Molecular Formula	`C18H15ClN2O2`
Molecular Weight	326.8 g/mol
Topological Polar Surface Area	43.5 A2
Hydrogen Bond Donors	1
Hydrogen Bond Acceptors	4
Rotatable Bonds	1
Exact Mass	326.0822
Heavy Atoms	23
Complexity	679.0

Chemical Identifiers

CAS Number	3324-99-0
SMILES	`CN(C)C1=CC2=C(C=C1)[NH+]=C3C(=CC=C4C3=CC(=O)C=C4)O2.[Cl-]`
InChIKey	`RVNPPSYJZGKDKN-UHFFFAOYSA-N`

📖 Product Overview

2-Hydroxynaphthol blue (CAS: 3324-99-0) is a chemical compound with molecular formula C18H15ClN2O2 and molecular weight 326.8 g/mol. Its IUPAC systematic name is 9-(dimethylamino)benzo[a]phenoxazin-12-ium-2-one chloride. Topological Polar Surface Area 43.5 A2 Hydrogen Bond Donors 1 Hydrogen Bond Acceptors 4 Rotatable Bonds 1 Exact Mass 326.0822 Heavy Atoms 23 Complexity 679.0 InChI Key: RVNPPSYJZGKDKN-UHFFFAOYSA-N. SMILES: CN(C)C1=CC2=C(C=C1)[NH+]=C3C(=CC=C4C3=CC(=O)C=C4)O2.[Cl-].

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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