all-trans-δ-カロテン

all-trans-δ-カロテン 化学特性,用途語,生産方法

• 使用

  δ-Carotene is an antioxidant β-carotene (C184250) found in many plants such as in sea buckthorn, maize, and flower petals.

• 純化方法

  δ-Carotene crystallises from CS2/hexane/EtOH as red needles. The racemic carotene is purified through an alumina (Grade II) column by elution with 15% *C6H6/pet ether (b 60-80o), and the main band eluent is evaporated and the residue is crystallised from MeOH/pet ether (b 60-80o) to give -carotene with m 150-151o. [Porter & Anderson Arch Biochem 32 211951, Synthesis: Manchand et al. J Chem Soc 2019 1965, Absolute Config: Buchecher & Eugster Helv Chim Acta 54 327 1971, 5 III 2453, 5 IV 2617.] -Carotene (

all-trans-δ-カロテン 生産企業

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