品 名:L-苯丙氨酸
又 名:L-α-氨基-β-苯丙酸
英 文 名:L-Phenylalanine
分子式:C9H11NO2
分子量:165.19
法定編號(CAS):63-91-2
性 狀:L-苯丙氨酸為無色至白色片狀晶體或白色結(jié)晶性粉末。略有特殊氣味和苦味。約于283℃熔化并分解。10%水溶液的PH值為5.4-6.0。在受熱、光照、空氣中穩(wěn)定。與葡萄糖一起加熱則著色。堿性下不穩(wěn)定。溶于水(3g/100ml,25℃)。難溶于乙醇、稀無機酸和堿性溶液。
用 途:營養(yǎng)增補劑,必需氨基酸之一。在大多數(shù)食品的蛋白質(zhì)中幾乎非限制氨基酸??商砑佑诒嚎臼称贰Ec糖類起氨基-羰基反應(yīng),可改善食品香味。
包 裝:25kg/桶
質(zhì)量標(biāo)準(zhǔn):USP24,AJI92,FCCIV等
白色結(jié)晶性粉末
White crystalline power
重金屬(以Pb計)
Heavy metals(as Pb)
L-Phenylalanine
Molecular Formula: C9H11NO2
Molecular Weight:165.19
CAS:63-91-2
DESCRIPTION: Colorless to flaky white crystal or white crystalline powder. Slight special odor and bitter taste. Melting and decomposes at about 283 ℃. 10% aqueous solution of the PH value of 5.4-6.0.It is stable in the heat, light and air. Heated with glucose then coloring. Unstable in alkaline. Soluble in water (3g/100ml, 25 ℃). Insoluble in ethanol, dilute inorganic acid and alkaline solution.
APPLICATION: Nutrition supplements, one essential amino acids. It is one non-limiting amino acid in most food proteins. It can be added to baked goods. With the sugars can occur amino - carbonyl reaction, can improve food flavor.
Packing: 25kg / barrel
Quality standard: USP24, AJI92, FCCIV, etc.