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Merck
CN

C7129

Sigma-Aldrich

柠檬酸 一水合物

reagent grade, ≥98% (GC/titration)

别名:

2-hydroxy-1,2,3-propanetricarboxylic acid monohydrate

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About This Item

线性分子式:
HOC(COOH)(CH2COOH)2 · H2O
CAS号:
分子量:
210.14
Beilstein:
4018641
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.21

等级

reagent grade

质量水平

方案

≥98% (GC/titration)

表单

powder

pKa 

(1) 3.13, (2) 4.76, (3) 6.4

溶解性

H2O: 100 mg/mL, clear, colorless (Turbidity)

官能团

carboxylic acid

SMILES字符串

OC(CC(O)(C(O)=O)CC(O)=O)=O.O

InChI

1S/C6H8O7.H2O/c7-3(8)1-6(13,5(11)12)2-4(9)10;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);1H2

InChI key

YASYEJJMZJALEJ-UHFFFAOYSA-N

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相关类别

一般描述

柠檬酸一水合物 (CAM) 是一种有机酸。在柠檬酸合成过程中,可在 20-25℃ 下从柠檬酸溶液母液中结晶制得。据报道,其水溶液的摩尔焓为 δ 溶胶Hm (298.15K, m = 0.0203molkg-1) = (29061±123)Jmol-1对其晶体生长动力学的研究表明,生长与尺寸呈线性关系。

应用

可使用柠檬酸一水合物:
  • 采用 68 Ga 预纯化和放射性标记技术的丙酮法制备柠檬酸溶液。
  • 制备用于细菌酶电泳的 Tris-柠檬酸盐缓冲液。
  • 提高盐酸地尔硫卓从熔融挤出骨架片中的释放度。

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

345.0 °F - closed cup

闪点(°C)

173.9 °C - closed cup

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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Size dependency of citric acid monohydrate growth kinetics.
Bravi M and Mazzarotta B.
Chemical Engineering Journal, 70(3), 203-207 (1998)
Methods of multilocus enzyme electrophoresis for bacterial population genetics and systematics.
R K Selander et al.
Applied and environmental microbiology, 51(5), 873-884 (1986-05-01)
Michael K Schultz et al.
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine, 76, 46-54 (2012-10-03)
A new NaCl based method for preparation of gallium-68 labeled radiopharmaceuticals has been adapted for use with an automated gallium-68 generator system. The method was evaluated based on 56 preparations of [(68)Ga]DOTATOC and compared to a similar acetone-based approach. Advantages
New perspectives for citric acid production and application.
Soccol CR, et al.
Food Technology and Biotechnology, 44(2), 141-149 (2006)
Sandra U Schilling et al.
International journal of pharmaceutics, 361(1-2), 158-168 (2008-06-28)
Incomplete drug release and particle size-dependent dissolution performance can compromise the quality of controlled release matrix systems. The objective of the current study was to investigate the ability of citric acid monohydrate (CA MH) to enhance the release of diltiazem

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