CAS: 9005-38-3; Sodium Alginate

• 英文名称Sodium Alginate
• 中文名称海藻酸钠
• IUPAC名称sodium 3,4,5,6-tetrahydroxytetrahydro-2H-pyran-2-carboxylate
• 其它别名海藻酸钠来源于褐藻
• CAS编号9005-38-3
• MFCD编号:MFCD00081310
• 分子式:C6H9NaO7
• 分子量:216.12
• 产品CID: 2504294
• 产品分类有机原料→通用试剂→有机通用试剂

• 相似结构搜索
• 产品信息参考;;
• InChIKey: MSXHSNHNTORCAW-UHFFFAOYSA-M
• InChI=1S/C6H10O7.Na/c7-1-2(8)4(5(10)11)13-6(12)3(1)9;/h1-4,6-9,12H,(H,10,11);/q;+1/p-1…
• 计算化学: 氢键受体数0.0氢键供体数0可旋转键数0

物理性质

• 熔点99 °C
• 沸点300 C>> 300 C
• 闪点211.1 °C
• 密度1.0 g/cm3(温度: 25 °C)
• PH:6.0-8.0 (10mg/mL in H2O)
• PSA:0.0
• LogP:0.6361
• 蒸汽压6.95E-12 mmHg at 25 °C
• 溶解性Slowly Soluble In Water Forming A Viscous, Colloidal Solution, Practically Insoluble In Ethanol (96 Per Cent).
• 敏感性吸潮
• 外观形态白色至类白色粉末
• 储存条件2-8°C
• 产品应用藻酸钠是一种高粘性的高分子化合物.它与淀粉,纤维素等的不同之处,是它具有羧基,是β-D-甘露糖醛酸的醛基以苷键形成的高聚糖醛酸.其功能性质如下:(1)亲水性强,在冷水和温水中都能溶解,形成非常粘稠的均匀的溶液.(2)形成的真溶液具有其他类似物难于获得的柔软性,均一性及其他优良特性.(3)具有很强的保护胶体的作用,对油脂的乳化力强.(4)在溶液中加入铝,钡,钙,铜,铁,铅,锌,镍等金属盐,就会生成不溶性的藻酸盐.这些金属盐是钠,钾的磷酸盐,乙酸盐等的缓冲剂,可以抑制,延迟凝固.(5)通常pH值为
• 性质描述白色或淡黄色粉末.缓慢溶于水,形成粘稠状溶液,不溶于乙醇,氯仿或乙醚.无臭无味.1水溶液pH值为6-8.粘性在pH值为6-9时稳定,加热到80°C以上则粘性降低.该品有吸湿性.是水合力非常强的亲水性高分子.

MSDS等安全信息

• GHS符号GHS07
• 警示词Warning
• 危险描述H302-H315-H319-H335
• 防范说明P261-P280-P302+P352
• UN编号NONH for all modes of transport
• 危险品标志Xi
• 安全声明24/25-36-26
• 危险类别码36/37/38
• WGK Germany1

合成工艺路线路线简述

• 9005-32-7 = 9005-38-3
  反应条件:1.1S:H2O
  标题:Preparation And Characterization Of Dexamethasone Loaded Sodium Alginate-Graphene Oxide Microspheres For Bone Tissue Engineering
  作者:By G. V,Yashaswini Devi Et Al
  参考文献:Journal Of Drug Delivery Science And Technology 日期:2021 卷标:64 页码:102624]
  
  36635-61-7 + 111-86-4 + 9005-38-3 = 9005-38-3
  反应条件:1.1R:HCL,S:H2O,S:Meoh,24 H,25°C
  标题:Chemical Modification Of Alginate With Tosylmethyl Isocyanide,Propionaldehyde And Octylamine Via The Ugi Reaction For Hydrophobic Drug Delivery
  作者:By Liu,Zhaowen Et Al
  参考文献:Polymer Bulletin (Heidelberg 日期:2022 卷标:79(9) 页码:7809-7826]
  
  2420-94-2 + 9005-38-3 = 9005-38-3
  反应条件:1.1R:Etn=c=n(Ch2)3Nme2,R:R:N-Hydroxysuccinimide,S:H2O,5 Min,Rt1.224 H,Rt
  标题:Synthesis And Evaluation Of Dual Crosslinked Alginate Microbeads
  作者:By Somo,Sami I. Et Al
  参考文献:Acta Biomaterialia 日期:2018 卷标:65 页码:53-65]
  
  2210-25-5 + 110-26-9 = 9005-38-3
  反应条件:1.1C:(Nh4)2S2O8,C:Tmeda,S:H2O,24 H,Rt
  标题:Thermoresponsive Al3+-Crosslinked Poly(N-Isopropylacrylamide)/alginate Composite For Green Recovery Of Lithium From Li-Spiked Seawater
  作者:By Park,Sung Ho And Lee,Sang Joon
  参考文献:Green Energy & Environment 日期:2022 卷标:7(2) 页码:334-344]
  
  1807529-70-9 + 9005-38-3 = 9005-38-3
  反应条件:1.1R:Etn=c=n(Ch2)3Nme2 HCL,1 H,Rt1.2R:N-Hydroxysuccinimide,0.5 H,Rt1.3S:Etoh,Overnight,24°C
  标题:Evaluation Of The In Vivo Fate Of Ultrapure Alginate In A Balb/c Mouse Model
  作者:By A,Anitha Et Al
  参考文献:Carbohydrate Polymers 日期:2021 卷标:262 页码:117947]
  
  9005-38-3 = 9005-38-3
  反应条件:1.1R:Naio4,S:H2O,24 H,Rt1.2R:(Ch2Oh)2,1 H,Rt
  标题:Magnetic And Self-Healing Chitosan-Alginate Hydrogel Encapsulated Gelatin Microspheres Via Covalent Cross-Linking For Drug Delivery
  作者:By Chen,Xueyun Et Al
  参考文献:Materials Science & Engineering 日期:2019 卷标:101 页码:619-629]
  
  5138-18-1 + 9005-38-3 = 9005-38-3
  反应条件:1.1S:H2O,1 D,Rt1.2R:HCL,S:H2O,S:Mecn,24 H,Rt
  标题:Dehydration Of Acetonitrile Using Cross-Linked Sodium Alginate Membrane Containing Nano-Sized Naa Zeolite
  作者:By Hosseini,Somayeh Et Al
  参考文献:Chemical Papers 日期:2017 卷标:71(6) 页码:1143-1153]
  
  9005-32-7 = 9005-38-3
  反应条件:1.1R:Naoh,S:H2O,2 D
  标题:How Does Counter-Cation Substitution Influence Inter- And Intramolecular Hydrogen Bonding And Electrospinnability Of Alginates
  作者:By Asadi-Korayem,Maryam Et Al
  参考文献:International Journal Of Biological Macromolecules 日期:2021 卷标:171 页码:234-241]
  
  9005-38-3 = 9005-38-3
  反应条件:1.1R:Naio4,S:H2O,6 H,Rt1.2R:(Ch2Oh)2,0.5 H,Rt
  标题:Self-Healing And Tough Hydrogels With Conductive Properties Prepared Through An Interpenetrating Polymer Network Strategy
  作者:By Ding,Fuyuan Et Al
  参考文献:Polymer 日期:2020 卷标:206 页码:122907

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