乙酸钼(II)二聚体

乙酸钼(II)二聚体 基本信息
CAS号 14221-06-8 分子式 C8H12Mo2O8
分子量 428.09600 精确质量  431.86400
PSA  105.20000 LogP  0.05520

基本信息 展开↓

CAS号:
14221-06-8
3D弹球模型:
立即前往扯扯看
分子式:
C8H12Mo2O8
分子量:
428.09600
中文名称:
乙酸钼(II)二聚体
英文名称:
molybdenum(2+),tetraacetate
中文别名:
乙酸钼(II)二聚体;
乙酸钼二聚体
英文别名:
molybdenum(2+),tetraacetate;
molybdenum(2+) tetraacetate;
tetra (aceto) dimolybdenum;
molybdenum(2+) acetate(1:2);
Di-molybdenum tetraacetate;
Dimolybdenum tetraacetate;
Mo2(acetate)4;
Mo2(CH3COO)4;
Molybdenum(II) acetate dimer;
Molybdenum(II) acetate
精确分子量/精确质量:
431.86400
极性分子表面积/PSA:
105.20000
油水分配系数/LogP:

LogP值指的是某物质在正辛醇/水两相体系中的分配系数的对数值,反映了物质在油水两相中的分配情况。其中、LogP值越大,说明该物质越亲油;反之,LogP值越小,则说明该物质越亲水。
贝尔斯坦号/MDL:
MFCD00013395
EINECS:
238-089-5
PubChem:
24853876
InChI:
The Key: DOOLFANBWPPEGQ-UHFFFAOYSA-J

生产制备方法及用途展开↓

制备方法


以六羰基钼与醋酸在氯气流中反应即可制得二聚醋酸钼,六羰基钼置于约100mL冰醋酸和10mL醋酸酐的混合液中,在氮气流中于140~150℃加热,冷却溶液,在空气中滤集晶体,用乙醇和乙醚洗涤晶体,在真空干燥器中干燥,得1.5g二聚醋酸钼,产率92%。

合成制备方法


以六羰基钼与醋酸在氯气流中反应即可制得二聚醋酸钼,六羰基钼置于约100mL冰醋酸和10mL醋酸酐的混合液中,在氮气流中于140~150℃加热,冷却溶液,在空气中滤集晶体,用乙醇和乙醚洗涤晶体,在真空干燥器中干燥,得1.5g二聚醋酸钼,产率92%。

用途简介


物化性质展开↓

外观与性状:
黄色针状
沸点:
117.1ºC at 760 mmHg
蒸汽压:
13.9mmHg at 25°C
存储条件/存储方法:

常温密闭避光,通风干燥

稳定性相关:

常温常压下稳定

避免的物料: 氧化物。遇热稳定,但在真空中于300℃可升华。微溶于丙酮和四氢呋喃,但不溶于非极性溶剂。

其它信息:

1.       性状:黄色针状晶体,在空气中或惰性气体中能慢慢分解,由黄色变为绿色,再变为深蓝色。

2.       密度(g/mL,25/4℃):未确定

3.       相对蒸汽密度(g/mL,空气=1):未确定

4.       熔点(ºC):未确定

5.       沸点(ºC,常压):未确定

6.       沸点(ºC,5.2kPa):未确定

7.       折射率:未确定

8.       闪点(ºC):未确定

9.       比旋光度(º):未确定

10.    自燃点或引燃温度(ºC):不适用的

11.    蒸气压(kPa,25ºC):未确定

12.    饱和蒸气压(kPa,60ºC):未确定

13.    燃烧热(KJ/mol):未确定

14.    临界温度(ºC):未确定

15.    临界压力(KPa):未确定

16.    油水(辛醇/水)分配系数的对数值:未确定

17.    爆炸上限(%,V/V):未确定

18.    爆炸下限(%,V/V):未确定

19.    溶解性:不能溶解的

安全信息展开↓

海关代码:
2915900090
安全说明:
24/25

合成路线查看所有的合成路线

  • 64-19-7

    乙酸

  • +

  • 13939-06-5

    六羰基钼

  • ~90%

  • 14221-06-8

    乙酸钼(II)二聚体

  • 108-24-7

    乙酸酐

  • +

  • 64-19-7

    乙酸

  • +

  • 13939-06-5

    六羰基钼

  • ~71%

  • 14221-06-8

    乙酸钼(II)二聚体

  • 105502-46-3

    bis[dichloro(μ-bis(diphenylphosphino)amine)molybdenum(II)]

  • +

  • 127-09-3

    无水醋酸钠

  • ~69%

  • 14221-06-8

    乙酸钼(II)二聚体

化学图谱

  1. 乙酸钼红外图谱(IR1)

  2. 乙酸钼红外图谱(IR2)

  3. 乙酸钼质谱(MS)

上一页 1/4 下一页

毒理性展开↓

毒理学数据:

1、急性毒性: 主要的刺激性影响:

在皮肤上面:可能引起发炎;         

在眼睛上面:可能引起发炎;没有已知的敏化影响。

生态数据:

通常对水是不危害的,若无政府许可,勿将材料排入周围环境。

MSDS 展开↓


Section 1: Product Identification
   Chemical Name:       Molybdenum (II) acetate dimer,99%    
   CAS Registry Number:       14221-06-8    
   Formula:       Mo2(OOCCH3)4    
   EINECS Number:       238-089-5    
   Chemical Family:       metal acetate salt    
   Synonym:       Molybdenum diacetate    

Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title Compound       14221-06-8       100%       10mg/m3 (as Mo -       15mg/m3    

Section 3: Hazards Identification
   Emergency Overview:       Irritating to eyes and skin. May be harmful if swallowed or inhaled.    
   Primary Routes of Exposure:       Ingestion    
   Eye Contact:       Causes mild irritation of the eyes.    
   Skin Contact:       Causes slight irritation of the skin.    
   Inhalation:       Inhalation of dust may lead to irritation of the respiratory tract.    
   Ingestion:       No information is available on the physiological effects of ingestion. May be harmful if swallowed.    
   Acute Health Affects:       Irritating to eyes and skin. May be harmful if swallowed or inhaled.    
   Chronic Health Affects:       No information available on long-term chronic effects.    
   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 water. Remove contaminated clothes if necessary. Seek medical assistance if
   Skin Exposure:
   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.
   Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
   Ingestion:
   vomiting only if directed by medical personnel.

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:

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 protective clothing and gloves.    
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
   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:       yellow xtl.    
   Molecular Weight:       428.06    
   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 sensitive, (store cold)    
   Hazardous Polymerization:       no hazardous polymerization    
   Conditions to Avoid:       prolonged exposure to air    
   Incompatibility:       oxidizing agents    
   Decomposition Products:       carbon dioxide, carbon monoxide, organic fumes, and molybdenum salts.    

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):       Not reportable under SARA Title 313.    
   Second Ingredient:       none    


SECTION 16 - ADDITIONAL INFORMATION
N/A

海关数据查看详细

中国海关编码:2915900090

概述:
2915900090. 其他饱和无环一元羧酸及其酸酐(酰卤、过氧)化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0%
申报要素:
品名, 成分含量, 用途
监管条件:
A.入境货物通关单B.出境货物通关单
检验检疫:
R.进口食品卫生监督检验S.出口食品卫生监督检验M.进口商品检验N.出口商品检验
摘要/Summary:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

分子结构与计算化学数据展开↓

分子结构数据


1、摩尔折射率:无可用的

2、摩尔体积(cm3/mol):无可用的

3、等张比容(90.2K):无可用的

4、表面张力(dyne/cm):无可用的

5、介电常数:无可用的

6、极化率(10-24cm3):无可用的

7、单一同位素质量:431.864031 Da

8、标称质量:432 Da

9、平均质量:428.0561 Da

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:0

3.氢键受体数量:8

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161

7.重原子数量:18

8.表面电荷:0

9.复杂度:25.5

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:6

上下游相关产品

上游产品

更多
  • 64-19-7

    乙酸

  • 13939-06-5

    六羰基钼

  • 80594-72-5

    N/A

  • 105502-46-3

    bis[dichloro(μ-bis(diphenylphosphino)amine)molybdenum(II)]

  • 127-09-3

    无水醋酸钠

下游产品

更多
  • 12184-22-4

    二氯二茂钼

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