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14589-42-5生产厂家

14589-42-5价格

14589-42-5

14589-42-5结构式
14589-42-5结构式

化源商城直购

中文名 水合乙酰丙酮钐
英文名 4-oxopent-2-en-2-olate,samarium(3+)
英文别名 EINECS 238-632-6
沸点 187.6ºC at 760 mmHg
熔点 146-147ºC
分子式 C15H24O6Sm
分子量 450.70700
闪点 71.9ºC
精确质量 452.07700
PSA 102.42000
LogP 1.66350
外观性状 白色至灰白色粉末
蒸汽压 6.75mmHg at 25°C
储存条件

密闭于阴凉干燥环境中

稳定性

遵照规定使用和储存则不会分解。不溶于水,但可吸收空气中的水形成水合物,微溶于苯。与有机碱作用可形成加合物。

分子结构

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

1、 疏水参数计算参考值(XlogP):无可用

2、 氢键供体数量:0

3、 氢键受体数量:6

4、 可旋转化学键数量:3

5、 拓扑分子极性表面积(TPSA):120

6、 重原子数量:22

7、 表面电荷:0

8、 复杂度:90.4

9、 同位素原子数量:0

10、 确定原子立构中心数量:0

11、 不确定原子立构中心数量:0

12、 确定化学键立构中心数量:3

13、 不确定化学键立构中心数量:0

14、 共价键单元数量:4

更多

1. 性状:白色无定形粉末。

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):146

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


Section 1: Product Identification
Chemical Name:Samarium (III) acetylacetonatehydrate (99.9%-Sm) (REO)
CAS Registry Number:14589-42-5
Formula:Sm(CH3COCHCOCH3)3.XH2O
EINECS Number:none
Chemical Family:metal beta-diketonate complexes
Synonym:Tris(2,4-pentanedionato)samarium (III) hydrate

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound14589-42-5100%no datano data

Section 3: Hazards Identification
Emergency Overview:Irritating to skin, eyes and respiratory tract.
Primary Routes of Exposure:Ingestion, Inhalation of dust.
Eye Contact:Causes slight to mild irritation of the eyes.
Skin Contact:Causes slight to mild irritation of the skin.
Inhalation:Irritating to the nose, mucous membranes and respiratory tract.
Ingestion:No information on the physiological effects of ingestion.
Acute Health Affects:Irritating to skin, eyes and respiratory tract.
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 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.
Ingestion:Seek medical attention immediately. 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 andIf 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:white to off-white powder
Molecular Weight:447.69
Melting Point:no data
Boiling Point:no data
Vapor Pressure:no data
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:active metals
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

生态学数据:

该物质对环境可能有危害,对水体应给予特别注意。

危害码 (欧洲) Xn: Harmful;
风险声明 (欧洲) R20/21/22
安全声明 (欧洲) 26-36

1.将1.391g异丙醇钐溶于42.5g苯中,在此溶液中加入1.282g新蒸馏过的乙酰丙酮。二种反应物混合后,放热,并慢慢生成黄色化合物。保持反应混合物在110~115℃稳定回流4h。然后将苯和异丙醇以二元恒沸混合物的形式蒸出,蒸馏液在80℃恒定。然后在减压条件下(40℃/66661Pa压力)将挥发性组分蒸出,最后得到微溶于苯的产物1.43g。

2.称取5.68g氧化钐,保持溶液的pH值为6.5。最后收率为96%。