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Kojic Acid Dipalmitate. ϴ���`�H{����ɽ���+㰭��=����2�����=���H�SCfe��� See advanced directions below. Researches have shown that the combined-whitening-effect increased exponentially. later we heat to 60 degrees and let the reaction goes on for another hour, then we stop the reaction and remove H3P03. First, we obtain palmitoyl chloride through PC13 and palmitic acid reaction, then we let palmitoyl chloride react with kojic acid to obtain the crude product, and then wash and recrystallize it to obtain pure kojic acid dipalmitate crystals. For large order quantities it is also and safe and suitable to be shipped by sea because it is the most economic way. ��g�l
�o�մGi����U����������lU��s~4�=�fivg�@�zAz��Mt�����ё� fE�:tߵa��TIޞ�: �ޯ�(,���JE%�gu���2[!-B���iN�߳B!�����-����*���eaă����}"��0f�� 2�Z��Z�3Ţ��R. CAS: 501-30-4. H���Mo�@���+�h����#�DLR9-i"Vꡪ*���#S��%���L 8��1����̌n`͓t&��Y��O¡ 2������{2���D�2ư\BS* �����|���2�%�*acjX��O��k���U��,��~��:H��_@��_�O.�f����y�R�1.�q�8��d4v`������<6���q�m�X���q������߄Ũ�L�9X�d��f�����川�Ja�V�ଧn*nL�Gk��Þo�]�o|�|������m�/CL�Hp��� Chemical Name: Kojic acid dipalmitate. Kojic Acid Dipalmitate is light and heat stable, while kojic acid tends to oxidize over time. The recommended amount of kojic acid dipalmitate in cosmetics is 3-5%. Whitening ingredient for controlling the generation of melanin … After so many advantages of dipalmitate over kojic acid, kojic acid powder has its advantages. BACKGROUND Kojic acid, the chemical name 5-hydroxy-2-hydroxymethyl-4-pyrone, is used in cosmetic products as a skin whitening or depigmenting agent. While Kojic acid is insoluble in lipids but soluble in water. Kojic Dipalmitate is an ester of Kojic acid. Even when you manage to blend in some, it is easy to form crystal precipitates afterwards. : 79725-98-7 Molecular Fomula: C38H66O6. When the reaction temperature is lower than 55 degrees Celsius, the chloridation reaction cannot be carried out completely, and only when the temperature is higher than 55 degrees and the final reaction temperature reaches 60 degrees, the chloride reaction tends to reach complete. Mixture of kojic acid and palmitic acid that functions as a skin-softening agent and a fat-soluble antioxidant. 4. Kojic acid ester has a stronger inhibitory effect on melanin production than kojic acid. endstream
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Due to its high stability, there is no need to put ice pad within the box to keep it cool during the shipping. Chinese testing authorities has categorized it as common and safe goods so we can ship it freely by air or by express/courier for small order quantities or really urgent orders. WO�*jK�����l��r��Y�����o"P2��Y���R~�&h;�M�G
�0���� plus 2% kojic acid and 75% with NBHPA plus 4% kojic acid at 12 weeks. 0000007803 00000 n
How Is Kojic Acid Dipalmitate Manufactured? %PDF-1.4
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x�b``P```]������7*`b�@9$a(f`Pb`Lelb���������P�P�d�����Y�Y�������[��I��\�T.3g������T�?ZP3�wՃi�c�.�,w�6�10�� Off-white powder. Because of the active nature of palmitoyl chloride and PCl3, we must carry out the the entire experimental procedure under dry conditions. At present, the most popular whitening agent for kojic acid is kad, which is the diesterification dipalmitate of kojic acid. Kojic acid is a colorless, odorless, safe and effective tyrosinase inhibitor produced by fermentation. #1. 0000066848 00000 n
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�6�y Parts Used: Aspergillus oryzae CAS No. Studies have found that after coupling kojic acid palmitate with glucosamine derivatives, its whitening effect will increase exponentially. Kojic acid dipalmitate is an organic esther. 4. Loss on drying Not more than 0.5 %. While your skin is easy to get itchy when exposed to a formula containing acid such as kojic acid, glycolic acid, etc. As a pure powder, kojic acid dipalmitate is a very safe and common chemical to be shipped by air. 0000002944 00000 n
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2. Aim to use your DIY skin lightening lotion within a 6 month time period. Plus, kojic acid is not stable in an alkaline environment due to its acid nature, while kojic dipalmitate is relatively more stable when the environmental PH value is between 3 to 10. For commercial order quantities of 1000kg or more, our fob shanghai price is about 40USD/KG. with metallic ions. At last, we recrystallize and dry it under vacuum to obtain white flaky crystals. 0000004753 00000 n
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You can mix kojic acid dipalmitate powder directly into your creams to get 3~5% whitening creams.
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