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反式乌头酸

反式乌头酸用途

trans-Aconitic acid 存在于正常人尿液中,可能大量存在于Reye综合征和有机酸尿症。trans-Aconitic acid是反式丙酮酸2-甲基转移酶的底物。

反式乌头酸名称

[ CAS 号 ]:
4023-65-8

[ 中文名 ]:
反式-乌头酸

[ 英文名 ]:
(E)-Aconitic Acid

[中文别名 ]:

[英文别名 ]:

trans-1,2,3-Propenetricarboxylic acid
traps-Aconitlc acid
1-Propene-1,2,3-tricarboxylic acid, (1E)-
1-Propene-1-trans-2,3-tricarboxylic acid
trans Aconitic acid
trans-aconitic acid
equisetic acid
trans-Aconitate
ACONITIC ACID,TRANS
Aconitic acid

反式乌头酸生物活性

[ 描述 ]:

trans-Aconitic acid 存在于正常人尿液中,可能大量存在于Reye综合征和有机酸尿症。trans-Aconitic acid是反式丙酮酸2-甲基转移酶的底物。

[ 相关类别 ]:

天然产物 >> 酸和醛

研究领域 >> 其他

[ 靶点 ]

Human Endogenous Metabolite

[参考文献]

[1]. Montoya G, et al. Quantitation of trans-aconitic acid in different stages of the sugar-manufacturing process. J Agric Food Chem. 2014 Aug 20;62(33):8314-8.

[相关活性小分子]

反式乌头酸物理化学性质

[ 密度 ]:
1.7±0.1 g/cm3

[ 沸点 ]:
542.6±50.0 °C at 760 mmHg

[ 熔点 ]:
190 °C (dec.)(lit.)

[ 分子式 ]:
C₆H₆O₆

[ 分子量 ]:
174.108

[ 闪点 ]:
296.0±26.6 °C

[ 精确质量 ]:
174.016434

[ PSA ]:
111.90000

[ LogP ]:
0.63

[ 外观性状 ]:
白色至灰白色结晶粉末

[ 蒸汽压 ]:
0.0±3.1 mmHg at 25°C

[ 折射率 ]:
1.571

[ 储存条件 ]:
室温

反式乌头酸MSDS

反式乌头酸安全信息

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

[ 危害码 (欧洲) ]:
Xi:Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 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 ]:
UD2380000

[ 海关编码 ]:
2917190090

反式乌头酸合成路线

反式乌头酸上下游产品

反式乌头酸上游产品

反式乌头酸下游产品

反式乌头酸制备

1.制法：

于装有搅拌器、回流冷凝器的1L反应瓶中，加入105mL水，210g(115mL)浓硫酸，搅拌下加入含1个结晶水的柠檬酸(2)210g（1mol），于140～145℃的油浴中加热反应7h，得浅棕色溶液。稍冷后倒入搪瓷盘中，不断搅动下冷却至40～45℃，析出固体。抽滤，将固体物加到预先在冰浴中冷却的70mL浓盐酸中，搅成糊状。抽滤，用冷的冰乙酸洗涤两次，抽干后，干燥器中干燥，得无色结晶状3-羟基戊烯-2-二酸(1)71～77g,收率41%～44%。

反式乌头酸海关

[ 海关编码 ]: 2917190090

[ 中文概述 ]:
2917190090 其他无环多元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:6.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分

[ Summary ]:
2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

反式乌头酸文献

HMDB: a knowledgebase for the human metabolome.

Nucleic Acids Res. 37(Database issue) , D603-10, (2009)

The Human Metabolome Database (HMDB, http://www.hmdb.ca) is a richly annotated resource that is designed to address the broad needs of biochemists, clinical chemists, physicians, medical geneticists, ...

Prediction of skeletal muscle and fat mass in patients with advanced cancer using a metabolomic approach.

J. Nutr. 142(1) , 14-21, (2012)

Urine and plasma metabolites originate from endogenous metabolic pathways in different organs and exogenous sources (diet). Urine and plasma were obtained from advanced cancer patients and investigate...

SPE-NMR metabolite sub-profiling of urine.

Anal. Bioanal. Chem 404(8) , 2349-61, (2012)

NMR-based metabolite profiling of urine is a fast and reproducible method for detection of numerous metabolites with diverse chemical properties. However, signal overlap in the (1)H NMR profiles of hu...

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