Basic information Safety Related Supplier


Product Name1-Naphthylamine





MOL File134-32-7.mol

Chemical Properties

Melting point 47-50 °C (lit.)
Boiling point 301 °C (lit.)
Density  1.114 g/mL at 25 °C (lit.)
vapor pressure  0.003 hPa (20 °C)
refractive index  1.6703
Flash point >230 °F
storage temp.  Store below +30°C.
solubility  1.7g/l
form  flakes
pka 3.92(at 25℃)
color  light tan to purple
Odor Ammonia odor
PH 7.1 (1g/l, H2O, 20℃)
PH Range Non& uorescence (3.4) to blue & uorescence (4.8)
Water Solubility  Insoluble. 0.1698 g/100 mL
Merck  14,6398
BRN  386133
Henry's Law Constant 6.13 x 10-10 atm?m3/mol at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999)
Exposure limits TLV-TWA not assigned; carcinogenicity: Human Carcinogen (skin) (MSHA and OSHA).
Major Application color filter, photoresists, recording media, light-emitting device, disk, display device, oil products, construction materials, leather, textile, chalk, explosives
CAS DataBase Reference 134-32-7(CAS DataBase Reference)
IARC 3 (Vol. 4, Sup 7) 1987
NIST Chemistry Reference 1-Naphthalenamine(134-32-7)
EPA Substance Registry System 1-Naphthalenamine (134-32-7)

Safety Information

Hazard Codes  C,N,Xn,T
Risk Statements  34-51/53-22-45
Safety Statements  26-36/37/39-45-61-24-53
RIDADR  UN 2790 8/PG 3
WGK Germany  2
RTECS  QM1400000
Autoignition Temperature 460 °C
HS Code  2921 45 00
HazardClass  6.1(b)
PackingGroup  III
Hazardous Substances Data 134-32-7(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 680 mg/kg


Usage And Synthesis

1-Naphthylamine Supplier

1-Naphthylamine manufacturers