计算溶液所需的质量、体积或浓度。
有货
为什么选择此级别
分子生物学级 提供 ≥99% 纯度，适用于对基线干扰要求严格的色谱和分析工作流程。
储存与运输
室温。常规运输 。请查阅批次 COA 获取详细规格。
质量文档
SDS、COA、产品数据表及规格说明书均可下载。可通过批号查询获取批次 COA。
文献证明
在色谱分析、有机合成和交叉偶联反应领域已被 912 篇同行评审文献引用。
概述
无气味。味咸而凉。空气中稳定。在150℃时失水。溶于水(1.3份冷水、0.6份沸水)，不溶于乙醇。水溶液对石蕊呈微碱性，pH约为8。半数致死量(大鼠，腹腔)1548mg/kg。 Buffer component in the preparation of total ribosomal RNA from E. coli
规格
别名
柠檬酸钠二水合物
英文别名
B22547B95K | Citric acid, trisodium salt, dihydrate | SODIUM CITRATE [EP MONOGRAPH] | Trisodium citrate dihydrate, ACS | Emetrol Chewables Orange | F82065 | Sodium citrate dihydrate Biochemical grade, Fine Granular | SODIUM CITRATE HYDRATE [JAN] | Sodium
规格或纯度
分子生物学级, ≥99%
英文名称
Sodium citrate tribasic dihydrate
储存条件
室温
运输条件
常规运输
纯度
≥99%
名称和识别符
PubChem SID
EC号
612-118-5
分子类型
小分子
IUPAC Name
trisodium;2-hydroxypropane-1,2,3-tricarboxylate;dihydrate
INCHI
1S/C6H8O7.3Na.2H2O/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);;;;2*1H2/q;3*+1;;/p-3
InChi Key
NLJMYIDDQXHKNR-UHFFFAOYSA-K
Smiles
C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.O.O.[Na+].[Na+].[Na+]
Isomeric SMILES
C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.O.O.[Na+].[Na+].[Na+]
分子量
294.10
Beilstein号
6104939
技术文档
高级数据
系统学分类
分类树（Taxonomy Tree）
| 界（kingdom) | 有机化合物 |
|---|---|
| 超类（Superclass) | 有机酸及其衍生物 |
| 类（Class) | 羧酸及其衍生物 |
| 亚类（Subclass） | 三羧酸及其衍生物 |
| 中间层级节点（Intermediate Tree Nodes） | 暂无 |
| 直接上位类(Direct Parent) | 三羧酸及其衍生物 |
| 其他上位类（Alternative Parents） | 叔醇 羧酸盐 羧酸 有机钠盐 有机氧化物 碳氢化合物衍生物 羰基化合物 |
| 分子骨架（Molecular Framework) | 脂肪族无环化合物 |
| 取代基（Substituents） | 羟基苯甲酸酯 - 脂肪族非环化合物 - 羰基 - 羧酰胺基 - 羧酸盐 - 烃衍生物 - 有机碱金属盐 - 有机氧化物 - 有机氧化合物 - 有机盐 - 有机钠盐 - 有机氧化合物 - 三烷基醇 - 三羧酸或其衍生物 |
| 描述（Description） | 该化合物属于有机化合物中的三羧酸及其衍生物类。这类化合物是含有三个羧基的羧酸。 |
| 外部描述符（External Descriptors） | hydrate |
三维结构
交互式化学结构模型
化学和物理性质
密度
1.76
敏感性
对湿度敏感
熔点
300°C
分子量
294.100 g/mol
XLogP3
氢键供体数Hydrogen Bond Donor Count
3
氢键受体数Hydrogen Bond Acceptor Count
9
可旋转键计数Rotatable Bond Count
2
精确质量Exact Mass
293.994 Da
单同位素质量Monoisotopic Mass
293.994 Da
拓扑极表面积Topological Polar Surface Area
143.000 Ų
重原子数Heavy Atom Count
18
形式电荷Formal Charge
0
复杂度Complexity
211.000
同位素原子数Isotope Atom Count
0
定义的原子立体中心计数Defined Atom Stereocenter Count
0
未定义的原子立体中心计数Undefined Atom Stereocenter Count
0
定义的键立体中心计数Defined Bond Stereocenter Count
0
未定义的键立体中心计数Undefined Bond Stereocenter Count
0
所有立体化学键的总数The total count of all stereochemical bonds
0
共价键合单元计数Covalently-Bonded Unit Count
6
安全和危险性（GHS）
WGK Germany
1
个人防护装备
Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter
质检证书（CoA,COO,BSE/TSE 和分析图谱)
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