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524-42-5

524-42-5 structural image
Product Name: 1,2-NAPHTHOQUINONE
Formula: C10H6O2
Synonyms: β-Naphthoquinone
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description 1,2-naphthoquinone appears as golden yellow needles or brown powder. Decomposes to a bluish-black color on standing. (NTP, 1992)
Color/Form Golden yellow needles
Odor Odorless
Melting Point 293 to 297 °F (Decomposes) (NTP, 1992)
Solubility less than 1 mg/mL at 70 °F (NTP, 1992)
Density 1.45 (NTP, 1992) - Denser than water; will sink
Vapor Pressure 0.000099 [mmHg]
Decomposition When heated to decomp it emits acrid smoke and fumes.
Kovats Retention Index 264.1
Other Experimental Properties 1,2-Naphthoquinone is involatile /(non-volatile)/ in steam, and is a relatively weak oxidizing agent.
Chemical Classes Other Classes -> Aromatic Ketones

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H302:Acute toxicity,oral
H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

COMPUTED DESCRIPTORS

Molecular Weight 158.15 g/mol
XLogP3 1.5
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 2
Rotatable Bond Count 0
Exact Mass 158.036779430 g/mol
Monoisotopic Mass 158.036779430 g/mol
Topological Polar Surface Area 34.1 Ų
Heavy Atom Count 12
Formal Charge 0
Complexity 253
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

1,2-naphthoquinone appears as golden yellow needles or brown powder. Decomposes to a bluish-black color on standing. (NTP, 1992)