3-Hydroxy-4-((2-hydroxy-4-sulfonaphthalen-1-yl)diazenyl)-2-naphthoic acid 3-羟基-4-((2-羟基-4-磺基萘-1-基)偶氮基)-2-萘甲酸

CAS 3737-95-9 MFCD00004078

化学结构图

3737-95-9
SMILES: O=C(O)c1cc2ccccc2c(/N=N/c2c(O)cc(S(=O)(=O)O)c3ccccc23)c1O

化学属性

Mol. FormulaC21H14N2O7S
Mol. Weight438.41
Melting Point300 °C
TSCAYes
SolubilitySoluble in water, 1 M NaOH (10 mg/ml), ethanol, and methanol.
Density1.6

别名和识别编码

Chemical Name3-Hydroxy-4-((2-hydroxy-4-sulfonaphthalen-1-yl)diazenyl)-2-naphthoic acid
MDL NumberMFCD00004078
CAS Number3737-95-9
Synonym Calcium carboxylic acid indicator 1% solid; medium: solid {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {} {} { {} {} {} {} {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {} {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {} {} {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Calcium carboxylic acid indicator 1% solid; medium: solid {} {} {} {} {} {} {} {} {} {} {Chemicalbook} CALCONCARBOXYLIC ACID {} {} {} {} {} {} {} {} {} {} {}
EC Number223-117-0
Beilstein Registry Number727492
PubChem Substance ID77330
Chemical Name Translation3-羟基-4-((2-羟基-4-磺基萘-1-基)偶氮基)-2-萘甲酸
Reaxys-RN727492
InChIKeyMVQBFZXBLLMXGS-GHVJWSGMSA-N
LabNetwork Molecule IDLN02184204
InChIInChI=1S/C21H14N2O7S/c24-16-10-17(31(28,29)30)13-7-3-4-8-14(13)18(16)22-23-19-12-6-2-1-5-11(12)9-15(20(19)25)21(26)27/h1-10,24-25H,(H,26,27)(H,28,29,30)
Canonical SMILESO=C(C1=C(O)C(/N=N/C2=C3C=CC=CC3=C(S(=O)(O)=O)C=C2O)=C4C=CC=CC4=C1)O
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分类

  • {SNA} C, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes
  • {SNA} Analytical Reagents, Analytical/Chromatography, Indicators, Metal Titration Indicators, Titration
  • {SNA} Indicators, Metal Titration Indicators, Titration, 分析/色谱, 分析试剂
  • {SNA} C, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes, 细胞生物学
  • {SNA} C, Stains & Dyes, A to Z, Stains and Dyes, 细胞生物学, 血液学和组织学
  • {SNA} C, Cell Biology, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes

产品应用

  • 络合指示剂，用作光度法测定Ca2+、UO 的显色剂及EDTA配合滴定测定Ca2+的金属指示剂。

相关文献及参考

  • Indicator for complexometric determination of Ca in the presence of Mg: Anal. Chem., 28, 1026 (1956); Analyst, 106, 227 (1981).

安全信息

Safety Statements
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
  • S37 Wear suitable gloves 戴适当手套；
  • S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置；
Risk Statements
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
WGK Germany3
GHS Symbol
Precautionary statements
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P305+P351+P338+P337+P313
  • P302+P352+P332+P313+P362+P364
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
Signal word
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes Xi
Storage condition 2-8°C, stored under nitrogen {LY} 2-8°C, stored under nitrogen {} {LY} 2-8°C, stored under nitrogen {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {} {

其他信息

  • Sigma Aldrich:3737-95-9(sigmaaldrich)
  • MOL 文件:3737-95-9.mol
  • Acros Organics:钙指示剂/钙红 3-Hydroxy-4-(2-hydroxy-4-sulfo-1-naphthylazo)naphthalene-2-carboxylic acid, indicator grade, pure(3737-95-9)
  • Alfa Aesar:<10%(3737-95-9)" href="http://www.alfa.com/zh/GP100w.pgm?DSSTK=B23459&CAS;=3737-95-9">钙羧酸指示剂 Calconcarboxylic acid, 94% (dry wt.), water <10%(3737-95-9)
  • 外观性质:棕色到黑色结晶或褐色粉末。微溶于水和乙醇，易溶于碱液和氨水，微溶于水，溶液不稳定。中性溶液中呈紫红色，在pH不大于10时呈红色，在pH12∽14间为浅蓝色，能和钙形成红色螯合物。与UO 、Mg2+、Be2+等形成紫蓝或蓝色配合物。最大吸收波长560(366)nm。有刺激性。熔点：300℃
  • 钙羧酸价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 71008854 钙羧酸;钙羧酸指示剂; 钙试剂羧酸; 3-羟基-4-(2-羟基-4-磺基-1-萘基偶氮)萘-2-羧酸; 1-(2-羟基-4-磺基-1-萘基偶氮)-2-羟基-3-萘甲酸，钙指示剂; 钙红 25g 24.1元 2011/04/16 H0250 2-羟基-1-(2-羟基-4-磺基-1-萘基偶氮)-3-萘甲酸(1:100用硫酸钾稀释) 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4) 1G 206元 2011/04/16 H0250 2-羟基-1-(2-羟基-4-磺基-1-萘基偶氮)-3-萘甲酸(1:100用硫酸钾稀释) 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4) 25G 377元
  • 微溶于水和乙醇，易溶于碱液和氨水，微溶于水，溶液不稳定。中性溶液中呈紫红色，在pH不大于10时呈红色，在pH12-14间为浅蓝色，能和钙形成红色螯合物。与UO 、Mg2+、Be2+等形成紫蓝或蓝色配合物。最大吸收波长560(366)nm。有刺激性。
  • TCI Shanghai:2-羟基-1-(2-羟基-4-磺基-1-萘基偶氮)-3-萘甲酸(1:100用硫酸钾稀释) 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4)(3737-95-9)
  • 用途一:络合指示剂，用作光度法测定Ca2+、UO 的显色剂及EDTA配合滴定测定Ca2+的金属指示剂。
  • 图谱信息:钙羧酸(3737-95-9)红外图谱(IR1) 钙羧酸(3737-95-9)质谱(MS) 钙羧酸(3737-95-9)核磁图( 13 CNMR) 钙羧酸(3737-95-9)红外图谱(IR2) 钙羧酸(3737-95-9)核磁图( 1 HNMR)

系列性分类

  1. Life Science 生命科学
  2. Hematology and Histology 血液学和组织学
  3. Stains and Dyes - Hematology and Histology
  4. Stains &amp; Dyes, A to Z - Stains and Dyes
  5. C - Stains &amp; Dyes, A to Z
  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Reagents
  3. Titration - Analytical Reagents
  4. Indicators - Titration
  5. Metal Titration Indicators - Indicators
  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Reagents
  3. Titration - Analytical Reagents
  4. Indicators - Titration
  5. Metal Titration Indicators - Indicators
  1. Analytical & Chromatography 分析化学与色谱
  2. Chelating Reagents
  1. Analytical & Chromatography 分析化学与色谱
  2. Titration
  3. Indicators
  4. Indicators for non-aqueous titrations
  1. Functional Group 官能团索引
  2. azo compound