2-Naphthol Basic information |
Chemical Properties Application Preparation |
Product Name: |
2-Naphthol |
Synonyms: |
c.i.37500;c.i.azoiccouplingcomponent1;c.i.developer5;Developer A;Developer AMS;Developer BN;developera;developerams |
CAS: |
135-19-3 |
MF: |
C10H8O |
MW: |
144.17 |
EINECS: |
205-182-7 |
Product Categories: |
Intermediates;Aromatic Compounds;Color Former & Related Compounds;Developer;Functional Materials;Dyestuff Intermediates;Aromatics;Alphabetical;Bioactive Small Molecules;Biochemicals and Reagents;Building Blocks;C9 to C20+;Cell Biology;Chemical Synthesis;Fluorescent Indicators and Probes;Fluorescent Probes;Labels;N;Organic Building Blocks;Oxygen Compounds;Particles and Stains;pH Sensitive Probes and Indicators;Phenols;alcohol;MICROCIDIN;pigments;Fluorescent;Naphthalene |
Mol File: |
135-19-3.mol |
![2-Naphthol Structure](https://www.chemicalbook.com/CAS/GIF/135-19-3.gif) |
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2-Naphthol Chemical Properties |
Melting point |
120-122 °C(lit.) |
Boiling point |
285-286 °C(lit.) |
density |
1,28 g/cm3 |
vapor density |
4.97 (vs air) |
vapor pressure |
10 mm Hg ( 145.5 °C) |
refractive index |
1.5762 (estimate) |
Fp |
153 °C |
storage temp. |
Refrigerator |
solubility |
methanol: soluble1g/10 mL, clear, colorless to light yellow |
pka |
9.51(at 25℃) |
form |
Powder, Crystals or Granules |
color |
White |
PH Range |
Non& uorescence (8.5) to blue & uorescence (9.5) |
Water Solubility |
1 g/L (20 ºC) |
λmax |
226nm, 265nm, 275nm, 286nm, 320nm, 331nm |
Merck |
14,6384 |
BRN |
742134 |
Stability: |
Stable. Combustible. Dust may form explosive mixture with air. Incompatible with strong oxidizing agents, phenol. |
Major Application |
Display device, semiconductors, photoimaging materials, inks, toner, chalk, security paper, molding materials, tin plating method, rubber, adhesive, leather, detergent, hair dyes, antimitotic drug, anticancer agent, antiinflammatory agent, treatment of acne vulgaris (pimples) and other dermal ailments (rashes, scratches, blemishes, hair loss), disorders |
CAS DataBase Reference |
135-19-3(CAS DataBase Reference) |
NIST Chemistry Reference |
2-Naphthalenol(135-19-3) |
EPA Substance Registry System |
2-Naphthalenol(135-19-3) |
Hazard Codes |
Xn,N |
Risk Statements |
20/22-50 |
Safety Statements |
24/25-61 |
RIDADR |
UN 3077 9/PG 3 |
WGK Germany |
2 |
RTECS |
QL2975000 |
F |
8 |
TSCA |
Yes |
HazardClass |
9 |
PackingGroup |
III |
HS Code |
29071590 |
Hazardous Substances Data |
135-19-3(Hazardous Substances Data) |
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