vapor density
4.97 (vs air)
Quality Level
vapor pressure
10 mmHg ( 145.5 °C)
assay
≥99.0% (GC), ≥99.0%
form
solid
impurities
≤0.5% 1-naphthol
ign. residue
≤0.05%
bp
285-286 °C (lit.)
mp
120-122 °C (lit.), 121-122 °C
fluorescence
λex 320 nm; λem 410 nm in 0.1 M NaOH
SMILES string
Oc1ccc2ccccc2c1
InChI
1S/C10H8O/c11-10-6-5-8-3-1-2-4-9(8)7-10/h1-7,11H
InChI key
JWAZRIHNYRIHIV-UHFFFAOYSA-N
Gene Information
human ... CYP1A2(1544)
General description
2-Naphthol (2OH) is a hydroxyarene molecule, which when electronically excited forms strong acid. Excited 2OH dissociates only in water. It has a slight phenolic odor. It is incompatible with strong oxidizing agents, strong bases, acid chlorides and acid anhydrides. It is one of the most commonly used fluorescence dye.
Application
2OH has been used as a fluorescence indicator which changes fluorescence intensity at varied temperatures when embedded in aqueous Poly(vinly alcohol)/borax gel networks.
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Dam. 1 - Skin Sens. 1
存储类别
13 - Non Combustible Solids
wgk
WGK 2
flash_point_f
307.4 °F - closed cup
flash_point_c
153 °C - closed cup
ppe
dust mask type N95 (US), Eyeshields, Gloves
Armour, Margaret-Ann
Hazardous Laboratory Chemicals Disposal Guide, 325-325 (2003)
Solvatochromism of ?-Naphthol
Solntsev, Kyril M., Dan Huppert, and Noam Agmon
The Journal of Physical Chemistry A, 102.47, 9599-9606 (1998)
A novel fluorescence temperature sensor based on a surfactant-free PVA/borax/2-naphthol hydrogel network system.
Lee, Sang Min, et al.
Journal of Applied Polymer Science, 93.5, 2114-2118 (2004)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 70450-100G | 04061832826431 |
| 70450-500G | 04061833439531 |


