Ascorbyl palmitate CAS No: 137-66-6 L-Ascorbyl PalMitate CAS NO.137-66-6

We have two factories in Dezhou , Shandong and Xianning, Hubei. The factory covers an area of 48,000 square meters with the building area of 26,000 square meters. We are specialized in the manufacture of pharmaceutical intermediates and cosmetic additives with good inspection equipments and innovative R & D capability.

1. We manufacturer this product for more than10 years
2. We are the TOP5 enterprises in the industry
3. Our product quality is TOP3 in the industry
4. Our capacity is 15 - 20 tons per month
5. We pay more attention on delivery time, and usually ship on time.
6. We cooperate with many Korea , India , Europe customers, and enjoy good reputations.

Ascorbyl palmitate CAS No：137-66-6 L-Ascorbyl PalMitate 

Product name: Ascorbyl palmitate.

Chemical name: ascorbic acid hexadecanoate

(S)-(+)-2-[(R)-3,4dyhydroxyl -5-oxo-2,5-dihydro -2-furan]-2- hydroxyethyl cetane

General name: vitamin C palmitate

Molecular formula: C22H38O7

Molecular weight: 414.56

Properties: It is a white or yellowish powder, with mild orange odor, insoluble in water and vegetable oil, and easily

soluble in ethanol (1 g/45 mL), MP107～117℃. It has optical activity［

α］250＋21～24°, and it can stably exist in dry air.

Specification:

Appearance White or yellowish white powder

Identification IR or Specific Rotation or Chemical method

Appearance of solution Clear and ≤ BY 4

Melting Point 107-117℃

Assay 98.0-100.5%

Specific rotation +21.0°~ +24.0°

Loss on drying ≤ 1.0%

Sulphate dash ≤ 0.1%

Heavy Metals ≤ 10 ppm

Residue on ignition ≤ 0.1%

Residual solvent ≤ 0.5%

As ≤ 1.0 ppm

Pb ≤ 1.0 ppm

Cadmium ≤ 1.0 ppm

Mercury ≤ 0.1 ppm

Application: As an antioxidant, it is widely used in food, medicine and other fields.

It can prevent the formation of lipid peroxide, delay the oxidative deterioration of animal oil, vegetable oil, fish,

margarine, Chemicalbook milk and carotenoids, and the effect is better than BHA, BHT. When combined with vE and

other antioxidants, the antioxidant effect is even more significant.

Package and storage: NW25 kg/ fiber drum. It is sealed for storage, away from damp and heat.