factory (2S)-2-AMIN...

factory (2S)-2-AMINOPROPANAMIDE HYDROCHLORIDE

factory (2S)-2-AMINOPROPANAMIDE HYDROCHLORIDE

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1 Kilogram

FOB Price: USD 5.0000

  • Min.Order :1 Kilogram
  • Purity: 98%, 99%
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Keywords

H-L-ALA-NH2 HCL 2-amino-,hydrochloride (1:1) factory (2S)-2-AMINOPROPANAMIDE HYDROCHLORIDE

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  • Appearance:Refer to COA
  • Application:Pharmaceutical raw materials, can be made into pharmaceutical preparation
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  • ProductionCapacity:10|Metric Ton|Week
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factory (2S)-2-AMINOPROPANAMIDE HYDROCHLORIDE

L-Alaninamide hydrochloride, also known as (S)-2-aminopropylamine hydrochloride, is a white crystallization that is soluble in water, dissolved in ethanol, and inesluble in ether or orthobutanol.

preparation
In a 1000ml three-mouth flask, put methanol 500g, L-alanine 100g, drops plus 90ml of chlorinated linoleum (T≤35C), after the drop is added, the three flasks are moved into the water bath and heated back (T≤80c), Fully de-do SO2, in the ice bath state (T≤20 degrees C) ammonia de-flushing into ammonia 0.56 kg, the room temperature sealed in the water bath stationary overnight (20 hours), the water bath heating up to T-55 degrees C for ammonia concentration, concentration volume end of 300 ml, In addition to ammonia Chemicalbook concentration end, filter excess ammonium chloride, rinse with 100ml methanol, rinse liquid and mother liquor combined and transferred into a 1000ml beaker, slow drop plus 34.5ml hydrochloric acid (concentration of 10%) to regulate pH .55, the acid transfer ended, sealed into the refrigerator refrigerated for 12 hours, removed after adding 400 ml of acetone, crystals precipitated, in the filtration, rinsing, drying at 45 degrees C for 12 hours, the white crystal 85g (yield 85%), The results of the test can be found in the results of the test, which is set at .11.4 degrees.

 

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