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DL-缬氨酸

DL-缬氨酸用途

【用途一】
用作生化试剂等
【用途二】
可用于营养剂与药物合成
【用途三】
用于生化研究。

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DL-缬氨酸名称

[ CAS 号 ]:
516-06-3

[ 中文名 ]:
DL-缬氨酸

[ 英文名 ]:
DL-Valine

[中文别名 ]:

[英文别名 ]:

Val
NH2CH(CO2H)iPr
H-DL-Val-OH
EINECS 208-220-0
(RS)-Valine
2-aminoisovaleric acid
Valine,DL
DL-a-Aminoisovaleric Acid
DL-.α.-Aminoisovaleric acid
DL-2-Amino-3-methylbutanoic acid

DL-缬氨酸生物活性

[ 描述 ]:

DL-缬氨酸是缬氨酸衍生物[1]。

[ 相关类别 ]:

研究领域 >> 其他

信号通路 >> 其他 >> 其他

[体外研究]

氨基酸和氨基酸衍生物已被商业化用作能量补充剂。它们影响合成代谢激素的分泌、运动期间的燃料供应、压力相关任务期间的精神表现,并防止运动引起的肌肉损伤。它们被认为是有益的能生膳食物质[1]。

[参考文献]

[1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-1144.

DL-缬氨酸物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
213.6±23.0 °C at 760 mmHg

[ 熔点 ]:
283.5-285ºC

[ 分子式 ]:
C₅H₁₁NO₂

[ 分子量 ]:
117.146

[ 闪点 ]:
83.0±22.6 °C

[ 精确质量 ]:
117.078979

[ PSA ]:
63.32000

[ LogP ]:
0.20

[ 外观性状 ]:
白色晶体

[ 蒸汽压 ]:
0.1±0.9 mmHg at 25°C

[ 折射率 ]:
1.461

[ 储存条件 ]:
Store at RT.

[ 水溶解性 ]:
68 g/L

DL-缬氨酸MSDS

DL-缬氨酸安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ 危害码 (欧洲) ]:
Xn

[ 风险声明 (欧洲) ]:
40

[ 安全声明 (欧洲) ]:
S24/25

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ RTECS号 ]:
YV9355500

[ 海关编码 ]:
29224995

DL-缬氨酸合成路线

DL-缬氨酸上下游产品

DL-缬氨酸上游产品

DL-缬氨酸下游产品

DL-缬氨酸制备

氯化铵、氰化钾和浓氨水混合，搅拌下加入新蒸异丁醛反应，用乙醚萃取反应物，盐酸酸化后活性炭处理、乙醇回流，加入吡啶析出DL-缬氨酸，经乙醇洗涤得产品。

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DL-缬氨酸海关

[ 海关编码 ]: 2922499990

[ 中文概述 ]:
2922499990 其他氨基酸及其酯及它们的盐（含有一种以上含氧基的除外）. 增值税率:17.0% 退税率:9.0% 监管条件:AB(入境货物通关单,出境货物通关单) 最惠国关税:6.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: P.进境动植物、动植物产品检疫 Q.出境动植物、动植物产品检疫 R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ Summary ]:
HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

DL-缬氨酸文献

Bee pollen improves muscle protein and energy metabolism in malnourished old rats through interfering with the Mtor signaling pathway and mitochondrial activity.

Nutrients 6(12) , 5500-16, (2014)

Although the management of malnutrition is a priority in older people, this population shows a resistance to refeeding. Fresh bee pollen contains nutritional substances of interest for malnourished pe...

¹H-NMR and MS based metabolomics study of the intervention effect of curcumin on hyperlipidemia mice induced by high-fat diet.

PLoS ONE 10(3) , e0120950, (2015)

Curcumin, a principle bioactive component of Curcuma longa L, is well known for its anti-hyperlipidemia effect. However, no holistic metabolic information of curcumin on hyperlipidemia models has been...

A DNA-scaffolded silver nanocluster/Cu²⁺ ensemble as a turn-on fluorescent probe for histidine.

Analyst 139(12) , 3122-6, (2014)

A new type of rapid, sensitive, and selective fluorescence turn-on assay was developed for detection of histidine using a DNA-scaffolded silver nanocluster/Cu(2+) ensemble (DNA-AgNC/Cu(2+)). Cu(2+) wa...

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