66-99-9

Name 2-Naphthaldehyde
CAS 66-99-9
EINECS(EC#) 200-640-2
Molecular Formula C11H8O
MDL Number MFCD00004094
Molecular Weight 156.18
MOL File 66-99-9.mol
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Chemical Properties

Appearance Pink crystalline
Melting point  58-61 °C (lit.)
Boiling point  160 °C (19 mmHg)
density  1.6211
refractive index  1.6211 (estimate)
Fp  160°C/19mm
storage temp.  -20°C
solubility  Chloroform, Methanol (Sparingly)
form  Powder or Chunks
color  Off-white to yellow or light beige
Water Solubility  Soluble in hot water.
FreezingPoint  1.0755
Sensitive  Air Sensitive
Detection Methods GC
BRN  507750
InChI 1S/C11H8O/c12-8-9-5-6-10-3-1-2-4-11(10)7-9/h1-8H
InChIKey PJKVFARRVXDXAD-UHFFFAOYSA-N
SMILES [H]C(=O)c1ccc2ccccc2c1
CAS DataBase Reference 66-99-9(CAS DataBase Reference)
NIST Chemistry Reference 2-Naphthalenecarboxaldehyde(66-99-9)
Storage Precautions Store under nitrogen
EPA Substance Registry System 66-99-9(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)Skull and Crossbones (GHS06)
GHS07,GHS06
Signal word  Warning
Hazard statements  H302+H312+H332-H315-H319-H301-H335
Precautionary statements  P280a-P301+P310a-P305+P351+P338-P405-P501a-P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P501
Hazard Codes  Xn,Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R22:Harmful if swallowed.
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
RIDADR  UN 3335
WGK Germany  3
RTECS  QJ0190010
F  10-23
HS Code  29122900
Storage Class 11 - Combustible Solids

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