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Name 2-Phenylphenol
CAS 90-43-7
EINECS(EC#) 201-993-5
Molecular Formula C12H10O
MDL Number MFCD00002208
Molecular Weight 170.21
MOL File 90-43-7.mol

Chemical Properties

Appearance o-Phenylphenol is a white to buff-colored crystalline solid.
Melting point  57-59 °C(lit.)
Boiling point  282 °C(lit.)
density  1.21
vapor pressure  7 mm Hg ( 140 °C)
FEMA  3959
refractive index  1.6188 (estimate)
Fp  255 °F
storage temp.  0-6°C
solubility  Soluble in ethanol, acetone, benzene,sodium hydroxide, chloroform, acetonitrile, toluene, hexane, ligroin, ethyl ether, pyridine, ethylene glycol, isopropanol, glycol ethers and polyglycols.
form  Crystalline Flakes
pka 10.01(at 25℃)
color  White
Odor nearly wh. or lt. buff crystals, mild char. sweetish odor
PH 7 (0.1g/l, H2O, 20℃)
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, halogens.
explosive limit 1.4-9.5%(V)
Water Solubility  0.7 g/L (20 ºC)
Sensitive  Hygroscopic
JECFA Number 735
Merck  14,7304
BRN  606907
LogP 3.18 at 22.5℃
CAS DataBase Reference 90-43-7(CAS DataBase Reference)
IARC 3 (Vol. 73) 1999
NIST Chemistry Reference o-Hydroxybiphenyl(90-43-7)
EPA Substance Registry System 90-43-7(EPA Substance)

Safety Data

Hazard Codes  Xi,N
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R50:Very Toxic to aquatic organisms.
R36:Irritating to the eyes.
Safety Statements 
S22:Do not breathe dust .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 3077 9/PG 3
WGK Germany  2
RTECS  DV5775000
Autoignition Temperature >520 °C
HazardClass  9
PackingGroup  III
HS Code  29071900
Hazardous Substances Data 90-43-7(Hazardous Substances Data)
LD50 orally in rats: 2.48 g/kg (Hodge)

Hazard Information

Material Safety Data Sheet(MSDS)

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