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Find the number of resonating structure of cresol

Find the number of resonating structure of cresol 

Grade:11

1 Answers

Aravind Bommera
36 Points
8 years ago

Isomers of Cresol
Skeletal formula Ortho-cresol-2D-skeletal.png Meta-cresol-2D-skeletal.png Para-cresol-vertical-2D-skeletal.png
Ball-and-stick model Ortho-cresol-3D-balls.png Meta-cresol-3D-balls.png Para-cresol-3D-balls.png
General
Common name o-cresol m-cresol p-cresol
Systematic name 2-methylphenol 3-methylphenol 4-methylphenol
Other names ortho-cresol meta-cresol para-cresol
Molecular formula C7H8O
SMILES Oc1c(C)cccc1 Oc1cc(C)ccc1 Oc1ccc(C)cc1
Molar mass 108.14 g/mol
Appearance at room
temperature and pressure
colorless crystals thicker liquid greasy-looking solid
CAS number [95-48-7] [108-39-4] [106-44-5]
mixture of cresols (tricresol): [1319-77-3]
Properties
Density and phase 1.05 g/cm3, solid 1.03 g/cm3, liquid 1.02 g/cm3, liquid
Solubility in pure water
at 20−25 °C
2.5 g/100 ml 2.4 g/100 ml 1.9 g/100 ml
soluble in strongly alkaline water
Melting point 29.8 °C (303.0 K) 11.8 °C (285.0 K) 35.5 °C (309.7 K)
Boiling point 191.0 °C (464.2 K) 202.0 °C (475.2 K) 201.9 °C (475.1 K)
Acidity (pKa) 10.26 10.09 10.26
Viscosity solid at 25 °C  ? cP at 25 °C solid at 25 °C
Structure
Dipole moment 1.35 D 1.61 D 1.58 D
Hazards
MSDS Cresol chemdata supplement (page does not exist)  ?  ?
Main hazards flammable, ingestion and inhalation toxicity hazard
Flash point 81 °C c.c. 86 °C 86 °C c.c.
R/S statement R24/25-R34 ((S1/2)-)S36/37/S39-S45
RTECS number  ?  ?  ?
Cresol chemdata supplement (page does not exist)
Cresol chemdata supplement (page does not exist) n, εr, etc.
Cresol chemdata supplement (page does not exist) Phase behaviour
Solid, liquid, gas
Cresol chemdata supplement (page does not exist) UV, IR, NMR, MS
Related compounds
Related phenols phenol, xylenols
Related compounds bromo cresol
Except where noted otherwise, data are given for
materials in their standard state (at 25 °C, 100 kPa)
Infobox disclaimer and references

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