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Profile:Manufacturer - Producer|Ref:PSL154943YH | Country: China | Currency: | Export: No
CAS No. :103 -26-4
Appearance white or light yellow crystalline
Melting Point ℃ 34-36 34.8 4
Refractive index of 1.564-1.5675 1.5670 5
The relative density of 1.065-1.075 1.070 methyl cinnamate 6
Acidity ≤ 1mgKOH / g 0.2mgKOH / g
Specification: enterprise standard of 99%
Molecular weight: C10H10O2 = 162.19
Naturally: there is in the galangal, basil, bay leaf, daffodils in the.
Preparation: cinnamic acid esterification with methanol derived:
Uses:: add to soap, perfume and cosmetics, flavor and fragrance raw materials. Mainly used for the preparation of cherry, strawberry and grape flavor. China GB-2760-96 provides for the use of food flavors. for the fragrance industry as a fixative agent, a good fixative effect. Commonly used in the deployment of carnations, oriental floral fragrance for soaps, detergents, flavors and cakes are also used. as an organic synthesis intermediate, mainly used in the pharmaceutical industry.
Preparation: the cinnamic acid esterification with methanol derived. The cinnamic acid, a mixture of methanol and sulfuric acid reflux 5h, additional excess methanol. Cooling, points to the acid layer, washed and then washed with 10% sodium carbonate solution, then washed with water to neutral. Crude product by recrystallization or vacuum distillation [collection 132-134 ℃ (2.0kPa) distillate], methyl cinnamate was finished. Yield of about 70%.
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