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2-Naphthol

Catalog No. 70450 Name Sigma Aldrich
CAS Number 135-19-3 Website http://www.sigmaaldrich.com
M. F. C10H8O Telephone 1-800-521-8956
M. W. 144.16992 Fax
Purity ≥99.0% (GC) Email
Storage Chembase ID: 102292

SYNONYMS

Title
2-萘酚
IUPAC name
naphthalen-2-ol
IUPAC Traditional name
β naphthol
Synonyms
2-羟基萘
β-萘酚
β-Naphthol
2-Hydroxynaphthalene

DATABASE IDS

MDL Number MFCD00004067
PubChem SID 24886088
CAS Number 135-19-3
Beilstein Number 742134
EC Number 205-182-7

PROPERTIES

Grade fluorescence indicator
Ignition Residue ≤0.05%
Impurities ≤0.5% 1-naphthol
Linear Formula C10H7OH
Purity ≥99.0% (GC)
Purity ≥99.0%
Gene Information human ... CYP1A2(1544)
Boiling Point 285-286 °C(lit.)
Flash Point 153 °C
Flash Point 307.4 °F
Fluorescence λex 320 nm; λem 410 nm in 0.1 M NaOH
Melting Point 120-122 °C(lit.)
Melting Point 121-122 °C
Vapor Density 4.97 (vs air)
Vapor Pressure 10 mmHg ( 145.5 °C)
GHS Pictograms GHS07
GHS Pictograms GHS09
GHS Signal Word Warning
GHS Hazard statements H302-H332-H400
European Hazard Symbols Harmful Harmful (Xn)
European Hazard Symbols Nature polluting Nature polluting (N)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P273
RID/ADR UN 3077 9/PG 3
Risk Statements 20/22-50
RTECS QL2975000
Safety Statements 24/25-61
Hazard Class 9
UN Number 3077
Packing Group 3
German water hazard class 2

DETAILS

REFERENCES