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The Synthetic Routes of 2-Methoxyquinoline-3-boronic acid
Time of Update: 2023-05-08
Sonochemical Reduction of N-Bromo Derivatives N-Bromo derivatives of 2-methoxyquinoline can be synthesized by bromination with NBS and subsequently reduced to 2-methoxyquinoline-3-boronic acid using ultrasonic irradiation in the presence of a reducing agent, such as lithium aluminum hydride or sodium borohydride.
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I independently designed and built the largest offshore crude oil production platform and installed
Time of Update: 2021-06-06
Original title: The installation of the largest offshore crude oil production platform independently designed and built by China is completed and it is expected to be put into operation at the end of
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Comparison of the advantages and disadvantages of single-group, two-part, water-based UV
Time of Update: 2020-10-06
Paint film hardness can reach 2H, performance can be comparable with traditional PU oily paint, can be applied in the flat system of furniture coating, to meet the needs of hardness and scratch resistance, and can also be used as a closed primer and single-component water-based wood paint, effectively closed wood grease, tingate and so on.
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General knowledge of coating: requirements for construction conditions of polyurethane rigid foam spraying
Time of Update: 2020-04-03
Core tips: 1 Environmental temperature requirements The suitable temperature for spray foaming is 15~35 degrees C, the temperature is too low, the foam is easy to fall off the surface of the object, a
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Technology and principle of vacuum freeze drying of fruits and vegetables
Time of Update: 2019-08-12
Because the freeze-dried food avoids the defects such as discoloration, taste change, loss of nutrients and poor rehydration caused by the traditional dehydration technology, it has the advantages of
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Different types of vibrated fluidized bed dryer
Time of Update: 2009-12-14
There are different types of vibrated fluidized bed dryer: (1) the single-layer fluidized bed dryer has simple structure, convenient operation, large production capacity and wide application Generally
