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Merck
CN

70450

2-萘酚

≥99.0%

别名:

β-萘酚, 2-羟基萘

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关于此项目

线性分子式:
C10H7OH
化学文摘社编号:
分子量:
144.17
UNSPSC Code:
12171500
NACRES:
MA.02
PubChem Substance ID:
EC Number:
205-182-7
Beilstein/REAXYS Number:
742134
MDL number:
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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



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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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
70450-100G04061832826431
70450-500G04061833439531