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Naphthalene

Catalog No. 70210 Name Sigma Aldrich
CAS Number 91-20-3 Website http://www.sigmaaldrich.com
M. F. C10H8 Telephone 1-800-521-8956
M. W. 128.17052 Fax
Purity ≥98.0% (GC) Email
Storage Chembase ID: 103417

SYNONYMS

Title
IUPAC name
naphthalene
IUPAC Traditional name
naphthalene

DATABASE IDS

Beilstein Number 1421310
EC Number 202-049-5
CAS Number 91-20-3
MDL Number MFCD00001742

PROPERTIES

Empirical Formula (Hill Notation) C10H8
Grade purum
Impurities ≤1% thionaphthene
Purity ≥98.0% (GC)
Auto Ignition Point 978 °F
Boiling Point 218 °C(lit.)
Flash Point 80 °C
Flash Point 176 °F
Melting Point 77-82 °C
Melting Point 80-82 °C(lit.)
Vapor Density 4.4 (vs air)
Vapor Pressure 0.03 mmHg ( 25 °C)
Explode Limits 5.9 %
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Pictograms GHS09
GHS Signal Word Warning
GHS Hazard statements H302-H351-H410
European Hazard Symbols Harmful Harmful (Xn)
European Hazard Symbols Nature polluting Nature polluting (N)
MSDS Link Download
GHS Precautionary statements P273-P281-P501
RID/ADR UN 1334 4.1/PG 3
Risk Statements 22-40-50/53
RTECS QJ0525000
Safety Statements 36/37-46-60-61
Hazard Class 4.1
UN Number 1334
Packing Group 3
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
German water hazard class 3

DETAILS

REFERENCES