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108-10-1

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Basic Information
CAS No.: 108-10-1
Name: 4-Methyl-2-pentanone
Article Data: 409
Molecular Structure:
Molecular Structure of 108-10-1 (4-Methyl-2-pentanone)
Formula: C6H12O
Molecular Weight: 100.161
Synonyms: 2-Methyl-4-pentanone;2-Methylpropyl methyl ketone;4-Methyl-2-oxopentane;Hexone;Isobutyl methyl ketone;Isopropylacetone;MIBK;MIK;Methyl2-methylpropyl ketone;Methyl iso-butyl ketone;Methyl isobutyl ketone;NSC5712;Methyl Isobutyl Ketone (MIBK);4-Methyl-2-pentanone;
EINECS: 203-550-1
Density: 0.7978 g/cm3
Melting Point: -84 °C
Boiling Point: 116.5 °C at 760 mmHg
Flash Point: 13.3 °C
Solubility: 17 g/L (20 °C ) in water
Appearance: clear liquid
Hazard Symbols: FlammableF,HarmfulXn,ToxicT
Risk Codes: 11-20-36/37-66-39/23/24/25-23/24/25
Safety: 9-16-29-45-36/37-7
Transport Information: UN 1245 3/PG 2
PSA: 17.07000
LogP: 1.62150
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Specification

The 4-Methyl-2-pentanoneis an organic compound with the formula C6H12O. The IUPAC name of this chemical is 4-methylpentan-2-one. With the CAS registry number 108-10-1, it is also named as Isobutyl-methylketon. The product's category is Ketone. Besides, it is clear liquid, which should be stored in a cool and well-ventilated place. It is used as a solvent for nitrocellulose, lacquers, and certain polymers and resins.

Physical properties about 4-Methyl-2-pentanone are:
 (1)ACD/LogP: 1.25; (2)ACD/LogD (pH 5.5): 1.25; (3)ACD/LogD (pH 7.4): 1.25; (4)ACD/BCF (pH 5.5): 5.27; (5)ACD/BCF (pH 7.4): 5.27; (6)ACD/KOC (pH 5.5): 114.42; (7)ACD/KOC (pH 7.4): 114.42; (8)#H bond acceptors: 1; (9)#Freely Rotating Bonds: 2; (10)Polar Surface Area: 17.07 Å2; (11)Index of Refraction: 1.392; (12)Molar Refractivity: 29.83 cm3; (13)Molar Volume: 125 cm3; (14)Polarizability: 11.82×10-24cm3; (15)Surface Tension: 22.8 dyne/cm; (16)Density: 0.8 g/cm3; (17)Flash Point: 13.3 °C; (18)Enthalpy of Vaporization: 34.49 kJ/mol; (19)Boiling Point: 116.5 °C at 760 mmHg; (20)Vapour Pressure: 18.2 mmHg at 25°C.

Preparation of 4-Methyl-2-pentanone:
4-Methyl-2-pentanone is manufactured from acetone via a three-step process. Firstly acetone undergoes an aldol condensation to give diacetone alcohol, which readily dehydrates to give mesityl oxide. Mesityl oxide can then be hydrogenated to give MIBK:



Uses of 4-Methyl-2-pentanone:
it can be used to produce 4-methyl-pentan-2-ol at temperature of 82 °C. It will need reagent KOH and solvent propan-2-ol with reaction time of 12 hours. The yield is about 96%.
 

When you are using 4-Methyl-2-pentanone , please be cautious about it as the following:
It is highly flammable and toxic by inhalation, in contact with skin and if swallowed. please keep away from sources of ignition - No smoking. Besides, this chemical is irritating to eyes and respiratory system harmful by inhalation. It repeated exposure may cause skin dryness or cracking. When you are using it, wear suitable suitable protective clothing and gloves and do not empty into drains. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(C)CC(C)C
(2)InChI: InChI=1/C6H12O/c1-5(2)4-6(3)7/h5H,4H2,1-3H3
(3)InChIKey: NTIZESTWPVYFNL-UHFFFAOYAQ
(4)Std. InChI: InChI=1S/C6H12O/c1-5(2)4-6(3)7/h5H,4H2,1-3H3
(5)Std. InChIKey: NTIZESTWPVYFNL-UHFFFAOYSA-N 

The toxicity data of 4-Methyl-2-pentanone is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LCLo inhalation 68900mg/m3/3H (68900mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

CARDIAC: PULSE RATE

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
National Technical Information Service. Vol. OTS0535383,
guinea pig LD50 intraperitoneal 800mg/kg (800mg/kg)   "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 4748, 1982.
guinea pig LD50 oral 1600mg/kg (1600mg/kg)   "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 4748, 1982.
mammal (species unspecified) LD50 unreported 1396mg/kg (1396mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 51(5), Pg. 61, 1986.
man TCLo inhalation 2290mg/m3 (2290mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION National Technical Information Service. Vol. OTS0535383,
mouse LC50 inhalation 23300mg/m3 (23300mg/m3)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 17(11), Pg. 52, 1973.
mouse LD50 intraperitoneal 268mg/kg (268mg/kg)   Shell Chemical Company. Unpublished Report. Vol. -, Pg. 7, 1961.
mouse LD50 oral 1900mg/kg (1900mg/kg)   National Technical Information Service. Vol. OTS0535383,
rabbit LD skin > 3gm/kg (3000mg/kg)   National Technical Information Service. Vol. OTS0535383,
rat LC50 inhalation 100gm/m3 (100000mg/m3)   National Technical Information Service. Vol. OTS0535383,
rat LD50 intraperitoneal 400mg/kg (400mg/kg)   "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 4748, 1982.
rat LD50 oral 2080mg/kg (2080mg/kg)   Union Carbide Data Sheet. Vol. 4/25/1958,