草酸钕

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 结构与计算化学

草酸钕 基本信息

中文名称:
草酸钕 
中文别名:
草酸钕;
草酸钕(III)十水合物 
英文名称:
Neodymium(III) oxalate decahydrate
英文别名:
neodymium(3+),oxalate,decahydrate;
Neodymium oxalate;
Oxalsaeure,Neodymoxalat;
Dineodymiumtrioxalatedecahydrate;
oxalic acid,neodymium oxalate 
CAS No.:
14551-74-7
分 子 式:
C6H20Nd2O22
分 子 量:
732.69
精确分子量:
727.86000
PSA:
250.10000
InChI:
The Key: MIZNTTDGDDHHNA-UHFFFAOYSA-L
风险术语:
R20/21/22
安全术语:
S26S36/S37/S39
分子结构式:
SDS:
查看

草酸钕 制备方法及用途

制备方法

将0.3g Nd(NO3)3溶于200mL水中,加入2mL 6mol/L的硝酸,然后加入40mL溶有3g草酸甲酯的水溶液。充分混合后,回流3h,即析出草酸盐沉淀。室温放置过夜再进行过滤,依次用水、乙醇和乙醚洗涤,生成结晶在室温风干,得九水合物。

合成制备方法

将0.3g Nd(NO3)3溶于200mL水中,加入2mL 6mol/L的硝酸,然后加入40mL溶有3g草酸甲酯的水溶液。充分混合后,回流3h,即析出草酸盐沉淀。室温放置过夜再进行过滤,依次用水、乙醇和乙醚洗涤,生成结晶在室温风干,得九水合物。

用途简介

草酸钕 物化性质

外观与性状:
粉红色晶体
存储条件/存储方法:

 

 密闭于阴凉干燥环境中

稳定性相关:

 

遵照规定使用和储存则不会分解。微溶于水,25℃溶解度为0.074g。在40~50℃失去1个水分子。

其它信息:

1.       性状:玫瑰色晶体。

2.       密度(g/mL,25/4℃):无可用

3.       相对蒸汽密度(g/mL,空气=1):无可用

4.       熔点(ºC):无可用

5.       沸点(ºC,常压):无可用

6.       沸点(ºC,5.2kPa):无可用

7.       折射率:无可用

8.       闪点(ºC):无可用

9.       比旋光度(º):无可用

10.    自燃点或引燃温度(ºC):无可用

11.    蒸气压(kPa,25ºC):无可用

12.    饱和蒸气压(kPa,60ºC):无可用

13.    燃烧热(KJ/mol):无可用

14.    临界温度(ºC):无可用

15.    临界压力(KPa):无可用

16.    油水(辛醇/水)分配系数的对数值:无可用

17.    爆炸上限(%,V/V):无可用

18.    爆炸下限(%,V/V):无可用

19.    溶解性:无可用

草酸钕 安全信息

危险类别码:
20/21/22
安全说明:
26-36/37/39
安全标志:
S26:万一接触眼睛,立即使用大量清水冲洗并送医诊治。
:

草酸钕 毒理性

毒理学数据:

 

 

生态数据:

该物质对环境可能有危害,对水体应给予特别注意。

草酸钕 MSDS


Section 1: Product Identification
   Chemical Name:       Neodymium (III) oxalate decahydrate (99.9%-Nd) (REO)    
   CAS Registry Number:       14551-74-7    
   Formula:       Nd2(C2O4)3.10H2O    
   EINECS Number:       none    
   Chemical Family:       salt of an organic acid    
   Synonym:       neodymium oxalate, Oxalic acid, neodymium salt.    

Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title Compound       14551-74-7       100%       no data       no data    

Section 3: Hazards Identification
   Soluble oxalates are harmful if swallowed. They precipitate calcium from the bloodstream causing violent
   Emergency Overview:
   muscular stimulation, convulsions, collapse, and death.
   Primary Routes of Exposure:       Ingestion    
   Eye Contact:       May cause moderate to severe irritation of the eyes.    
   Skin Contact:       May cause moderate to severe irritation of the skin.    
   Inhalation:       (If dust) May be severely irritating to the nose, mucous membranes and respiratory tract.    
   Ingestion:       Ingestion may cause vomiting, pain, violent muscular stimulation, convulsions, collapse, and death.    
   Soluble oxalates remove calcium from the bloodstream. This interferes with the central nervous system
   Acute Health Affects:
   causing violent convulsions and death.
   Prolonged exposure to oxalates can lead to kidney failure resulting from calcium oxalate precipitation in renal
   Chronic Health Affects:
   tubes
   NTP:       No    
   IARC:       No    
   OSHA:       No    

SECTION 4: First Aid Measures
   Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
   Eye Exposure:
   assistance in keeping their eye lids open. Get immediate medical attention.
   Wash the affected area with soap and water. Remove contaminated clothes if necessary. Seek medical
   Skin Exposure:
   assistance if irritation persists.
   Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
   Inhalation:
   in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
   Antidotes are said to be soluble calcium given orally, and calcium gluconate given intravenously, to be
   Ingestion:
   administered by trained medical personnel. Keep the victim calm. Give the victim water (only if conscious).

SECTION 5: Fire Fighting Measures
   Flash Point:       not applicable    
   Autoignition Temperature:       none    
   Explosion Limits:       none    
   Extinguishing Medium:       carbon dioxide, dry powder or foam    
   If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained
   Special Fire Fighting Procedures:
   breathing apparatus and full protective clothing.
   Hazardous Combustion and       If involved in a fire this material may emit toxic organic fumes.    
   Decomposion Products:
   Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

SECTION 6: Accidental Release Measures
   Spill and Leak Procedures:       Small spills can be mixed with vermiculite or sodium carbonate and swept up.    

SECTION 7: Handling and Storage
   Handling and Storage:       Store in a sealed container. Keep away from heat and moisture.    

SECTION 8: Exposure Controls and Personal Protection
   Eye Protection:       Always wear approved safety glasses when handling a chemical substance in the laboratory.    
   Skin Protection:       Wear appropriate chemical resistant gloves and protective clothing.    
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   If in form of fine dust and ventilation is not available a respirator should be worn. The use of respirators
   Respirator:
   requires a Respirator Protection Program to be in compliance with 29 CFR 1910.134.
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   Additional Protection:       No additional protection required.    

SECTION 9: Physical and Chemical Properties
   Color and Form:       rose xtl    
   Molecular Weight:       552.55 (732.71)    
   Melting Point:       no data    
   Boiling Point:       no data    
   Vapor Pressure:       not applicable    
   Specific Gravity:       no data    
   Odor:       none    
   Solubility in Water:       insoluble    

SECTION 10: Stability and Reactivity
   Stability:       air and moisture stable solid    
   Hazardous Polymerization:       no hazardous polymerization    
   Conditions to Avoid:       none    
   Incompatibility:       oxidizing agents    
   Decomposition Products:       Carbon dioxide, carbon monoxide, organic vapors, and metal oxides and carbonates.    

SECTION 11: Toxicological Information
   RTECS Data:       No information available in the RTECS files.    
   Carcinogenic Effects:       No data available    
   Mutagenic Effects:       No data available    
   Tetratogenic Effects:       No data available    

SECTION 12: Ecological Information
   Ecological Information:       No information available    

SECTION 13: Disposal Considerations
   Disposal:       Dispose of according to local, state and federal regulations.    

SECTION 14: Transportation
   Shipping Name (CFR):       Non-hazardous    
   Hazard Class (CFR):       NA    
   Additional Hazard Class (CFR):       NA    
   Packaging Group (CFR):       NA    
   UN ID Number (CFR):       NA    
   Shipping Name (IATA):       Non-hazardous    
   Hazard Class (IATA):       NA    
   Additional Hazard Class (IATA):       NA    
   Packaging Group (IATA):       NA    
   UN ID Number (IATA):       NA    

SECTION 15: Regulatory Information
   TSCA:       Not listed in the TSCA inventory.    
   SARA (Title 313):       Title compound not listed.    
   Second Ingredient:       none    


SECTION 16 - ADDITIONAL INFORMATION
N/A

草酸钕 分子结构与计算化学数据

分子结构数据

1、摩尔折射率:无可用

2、   摩尔体积(cm3/mol):无可用       

3、   等张比容(90.2K):无可用

4、   表面张力(dyne/cm):无可用

5、   极化率:无可用

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:10

3.氢键受体数量:22

4.可旋转化学键数量:0

5.互变异构体数量:无

6.拓扑分子极性表面积251

7.重原子数量:30

8.表面电荷:0

9.复杂度:60.5

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:15

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