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Quick Details

  • CAS No.: 141-79-7
  • Other Names: 4-Methyl-3-Pentene-3-One
  • MF: C6H10O
  • EINECS No.: 205-502-5
  • Place of Origin: Jiangsu, China (Mainland)
  • Grade Standard: Industrial Grade
  • Purity: 99.0%
  • Appearance: Clear liquid
  • Application: Intermediate for fragrance
  • Brand Name: HX
  • Model Number: HX-07
  • Purity (Isomer mixture): 99.0%

Packaging & Delivery

Packaging Details 170kg/drum, 13.6MT/20'FCL
Delivery Time 3-4 weeks after contract confirmed


1. Mesityl Oxide / 4-Methyl-3-Pentene-2-One
2. Cas No 141-79-7
3. 99.0%
4. Manufacturer
5. Capacity: 10,000MT/Y




Product Description





1. Mesityl Oxide / 4-Methyl-3-Pentene-2-One

2. CAS No.: 141-79-7 

3. Purity (Isomer Mixture): 99.0%Min

4. Manufacturer From China

5. Capacity: 10,000 MT/Y

6. Raw material for perfume and fragance intemediates 





Description of Product

Trade name: Mesityl Oxide

Synonym: MO, 4-Methyl-3-Pentene-2-One

Molecular Formula: C6H10O

Molecular Weight: 98.15

CAS No.: 141-79-7

EINECS No.: 205-502-5


Physical and Chemical Properties:

Mesityl Oxide (MO) is a carbonyl compound, having a (or b) unsaturated chain. It is soluble in alcohol, ether and acetone, slightly soluble in propylene glycol and miscible with most organic liquids. Mesityl Oxide can be applied to most of the chemical industries, like paints, varnishes, coatings, chemicals synthesis and agrochemicals.


Quality Specification:




Appearance (20 oC)

Clear liquid

Purity( Isomer mixture)

99.0% Min

Purity (4-Methyl-3-Pentene-2-one)

95.0% Min

Water content

0.2% Max

Relative Density (20 oC)

0.853-0.856 g/cm3

Acidity (In acetic acid, m/m)

0.2% Max




Mesityl Oxide is a good solvent with quick dissolution and excellent antiblush properties. It can be used as raw material to produce perfume and fragance intermediates, concentrated solutions of herbicides., Vitamin C derivatives, dyes as well as flavor. Mesityl Oxide is an extractant in ore flotation especially for actinide series elements.



170 kg / steel drum

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China (Mainland) | Manufacturer, Trading Company
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