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4-Isopropyl-3-methylphenol

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Name

4-Isopropyl-3-methylphenol

EINECS 217-105-4
CAS No. 3228-02-2 Density 0.974 g/cm3
PSA 20.23000 LogP 2.82400
Solubility insoluble in water Melting Point 111-114 °C(lit.)
Formula C10H14O Boiling Point 233.8 °C at 760 mmHg
Molecular Weight 150.221 Flash Point 104.1 °C
Transport Information UN 1759 Appearance White needle crystal
Safety 26-37/39 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 3228-02-2 (4-ISOPROPYL-3-METHYLPHENOL) Hazard Symbols IrritantXi
Synonyms

m-Cresol,4-isopropyl- (4CI);o-Cymen-5-ol (7CI,8CI);1-Hydroxy-3-methyl-4-isopropylbenzene;3-Methyl-4-(1-methylethyl)phenol;3-Methyl-4-isopropylphenol;4-Isopropyl-5-methylphenol;4-Isopropyl-m-cresol;5-Methyl-4-isopropylphenol;Biosol;Biosol (antibacterial);Frecide;NSC 62111;p-Thymol;

Article Data 47

4-Isopropyl-3-methylphenol Synthetic route

3228-01-1

3-methyl-2-isopropyl-phenol

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
With carbon disulfide; aluminium trichloride at 50 - 60℃;
With phosphorus pentoxide at 210 - 215℃; Erhitzen des Reaktionsprodukts mit konz. wss. Alkalilauge auf 220grad;
19177-04-9

1-isopropoxy-3-methylbenzene

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
Einleiten von BF3;
With aluminium trichloride
With phosphorus pentoxide at 130℃; Erhitzen mit konz. wss. Alkalilauge auf 220grad;
30061-94-0

6-tert-butyl-4-isopropyl-3-methylphenol

3228-02-2

3-Methyl-4-isopropylphenol

Conditions
ConditionsYield
With Fuller-earth; benzene at 265℃;
108-39-4

3-methyl-phenol

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
With solid phosphoric acid/silica support titania at 250℃; under 12001.2 Torr; for 1h; Autoclave;
With Fuller's Earth at 230℃;
With phosphoric acid at 230℃;
With phosphorus pentoxide at 230℃;
With zinc(II) chloride at 230℃;
540-54-5

1-Chloropropane

108-39-4

3-methyl-phenol

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
With zinc(II) oxide at 230℃;
With zinc(II) oxide at 230℃;
75-29-6

isopropyl chloride

108-39-4

3-methyl-phenol

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
With aluminium trichloride; 1,2-dichloro-ethane at -10 - 0℃;
108-20-3

di-isopropyl ether

108-39-4

3-methyl-phenol

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
With Fuller's Earth at 140 - 150℃;
With Fuller's Earth at 230 - 250℃;
at 350℃;
111-43-3

Dipropyl ether

108-39-4

3-methyl-phenol

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
With Fuller's Earth at 140 - 150℃;
With Fuller's Earth at 230 - 250℃;
108-39-4

3-methyl-phenol

67-63-0

isopropyl alcohol

3228-02-2

3-Methyl-4-isopropylphenol

Conditions
ConditionsYield
With sulfuric acid at 80℃;
With amberlyst-15; carbon dioxide; hydrogen; platinum at 200℃; under 75006 Torr; for 8h; Friedel-Craft alkylation;30 % Chromat.
108-39-4

3-methyl-phenol

67-63-0

isopropyl alcohol

A

3228-02-2

3-Methyl-4-isopropylphenol

B

89-83-8

thymol

Conditions
ConditionsYield
With tungstophosphoric acid at 160℃;
With phosphoric acid at 150℃;
With aluminium trichloride at 125℃;

4-Isopropyl-3-methylphenol Specification

The IUPAC name of 4-Isopropyl-3-methylphenol is 3-methyl-4-propan-2-ylphenol. With the CAS registry number 3228-02-2, it is also named as 1-Hydroxy-3-methyl-4-isopropylbenzene; o-Cymen-5y-ol. The product's categories are organic building blocks, oxygen compounds and phenols. It is white needle crystal which is used as preservative and fungicides in cream cosmetic. Solubility at room temperature are approximately: 36% in ethanol, 65% in methanol, 50% in isopropyl alcohol, 32% in butanol, acetone in 65%, and insoluble in water.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 3.28; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.28; (4)ACD/LogD (pH 7.4): 3.28; (5)ACD/BCF (pH 5.5): 183.42; (6)ACD/BCF (pH 7.4): 183.22; (7)ACD/KOC (pH 5.5): 1451.38; (8)ACD/KOC (pH 7.4): 1449.8; (9)#H bond acceptors: 1; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 2; (12)Index of Refraction: 1.523; (13)Molar Refractivity: 47.14 cm3; (14)Molar Volume: 154.2 cm3; (15)Polarizability: 18.68×10-24 cm3; (16)Surface Tension: 34.9 dyne/cm; (17)Enthalpy of Vaporization: 48.97 kJ/mol; (18)Vapour Pressure: 0.0358 mmHg at 25°C; (19)Rotatable Bond Count: 1; (20)Tautomer Count: 9; (21)Exact Mass: 150.104465; (22)MonoIsotopic Mass: 150.104465; (23)Topological Polar Surface Area: 20.2; (24)Heavy Atom Count: 11

Uses of 4-Isopropyl-3-methylphenol: It can react with 2-chloro-2-methyl-propane to get 2-tert-Butyl-4-isopropyl-5-methyl-phenol. This reaction is at temperature of 80 - 85 °C. The reaction time is 24 hours. The yield is 90%.  



2. It also can react with formaldehyde to obtain 2-hydroxymethyl-4-isopropyl-5-methyl-phenol. This reaction needs reagent NaOH and solvent H2O at Ambient temperature. The reaction time is 1.5 hours. The yield is 45%.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable gloves and eye/face protection.

People can use the following data to convert to the molecule structure.
1. SMILES: Oc1cc(c(cc1)C(C)C)C;
2. InChI: InChI=1/C10H14O/c1-7(2)10-5-4-9(11)6-8(10)3/h4-7,11H,1-3H3.

The following is the toxicity data which has been tested.

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 6280mg/kg (6280mg/kg) PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION
Osaka Shiritsu Daigaku Igaku Zasshi. Journal of the Osaka City Medical Center. Vol. 5, Pg. 111, 1956.
mouse LD50 subcutaneous 184mg/kg (184mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

SKIN AND APPENDAGES (SKIN): HAIR: OTHER
Osaka Shiritsu Daigaku Igaku Zasshi. Journal of the Osaka City Medical Center. Vol. 5, Pg. 111, 1956.

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