【产品名称】：缬氨酸
【中文别名】:2-氨基-3-甲基丁酸 L-穿心排草氨基 L-异戊氨酸 Α-胺异戊酸 2-氨基异戊酸 a-氨基异戊酸
【英 文 名】：Valine
【规    格】：多种
【外    观】: 白色结晶或结晶性粉末
【气    味】：无臭，味微甜而后苦
【产品性状】：结晶或结晶性粉末
【检测方法】：UV
【溶 解 性】：在水中溶解，在乙醇中几乎不溶
【分 子 式】：C5H11NO2
【分 子 量】: 117.15
【C A S 号】: 72-18-4

用异丁醛作原料，有多种方法可合成外消旋体缬氨酸。例如异丁醛与氨生成氨基异丁醇，再与氰化氢合成氨基异丁腈，然后水解得到 缬氨酸，外消旋本的拆分也有多种方法微生物发酵法生产具有原料成本低，反应条件温和及可大规模生产等优点，是一种非常经济的 生产方法，发酵法生产的缬氨酸皆为L-型，无需旋光拆分。发酵法的菌种为产谷氨酸微球菌，产氨短杆菌，大肠杆菌，产气气杆菌。 用葡萄糖、尿素、无机盐等培养基。

Company Profile：

HQCHEALTH ^®& HQCBEAUTY ^®， Affiliated to the multinational chemical group HQC Group. We specialize in the research and development, production, and import and export of natural plant extracts, high-purity monomers of plant functional ingredients, standardized extracts, and health products, cosmetics, raw materials, and medicinal products. We have three specialized production factories and one research institute, and set up sales points in Hangzhou, Shanghai, and Guangzhou. The factory is located in Sanyuan, Zhouzhi, Shaanxi Province and Changsha, Hunan Province. Now it has production workshops organized and built according to GMP standards, equipped with advanced vacuum drying equipment and spray drying equipment, as well as a number of advanced full set stainless steel plant extraction production lines and stainless steel pilot workshops. The production process is completely closed and production management is carried out in strict accordance with the SOP of each post. We have a group of high-quality and professional management personnel who strictly manage the production of traditional Chinese medicine in accordance with GMP standards. A sound production quality assurance system and comprehensive rules and regulations have enabled our product quality and technical indicator system to reach the international advanced level, thus meeting the needs of domestic and foreign markets. The company insists on; The purpose of quality, service, integrity, and development is to follow the principles of low-carbon and environmental protection. The brand has entered international markets such as Southeast Asia, South America, the Middle East, and Europe, providing important raw materials for the pharmaceutical, food, cosmetics, health products, and other manufacturing industries. It has won the trust of many customers at home and abroad, and has stable international customers in countries and regions such as the United States, Europe, Korea, Japan, South America, and Southeast Asia.

HQCHEALTH^®&HQCBEAUTY^® (plant extraction, production of

cosmetic raw materials and raw materials for functional healthcare products)

Website:www.sxhaiqiangchem.com

Raw materials for functional healthcare medicinal products:

E-mail：hqchealth@chinahaiqiangchem.com

Cosmetic raw materials：

E-mail：hqcbeauty@chinahaiqiangchem.com