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17475-67-1生产厂家

17475-67-1价格

17475-67-1

17475-67-1结构式
17475-67-1结构式

化源商城直购

中文名 乙酰丙酮铪
英文名 Hafnium(Ⅳ) acetylacetonate
中文别名 2,4-戊二酮酸铪
英文别名 hafnium(iv) 2,4-pentanedionate
MFCD00044997
沸点 82ºC/.001mmHg
熔点 193ºC
分子式 C20H28HfO8
分子量 574.92200
精确质量 576.12500
PSA 105.20000
LogP 3.84040
外观性状 Powder | white to off-white
储存条件

常温密闭避光,通风干燥

稳定性

常温常压下稳定

避免的物料:水分/潮湿 氧化物。溶于苯和四氯化碳。
水溶解性 Insoluble in water.
计算化学

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:1

3.氢键受体数量:6

4.可旋转化学键数量:2

5.互变异构体数量:2

6.拓扑分子极性表面积138

7.重原子数量:18

8.表面电荷:0

9.复杂度:385

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:1

更多

1. 性状:白色斜十二面型晶体或白色粉末。

2. 密度(g/mL,25/4℃):不确定

3. 相对蒸汽密度(g/mL,空气=1):不确定

4. 熔点(ºC):193

5. 沸点(ºC,常压):不确定

6. 沸点(ºC, 0.001mmHg):82

7. 折射率:不确定

8. 闪点(ºC):不确定

9. 比旋光度(º):不确定

10. 自燃点或引燃温度(ºC):不确定

11. 蒸气压(kPa,25ºC):不确定

12. 饱和蒸气压(kPa,60ºC):不确定

13. 燃烧热(KJ/mol):不确定

14. 临界温度(ºC):不确定

15. 临界压力(KPa):不确定

16. 油水(辛醇/水)分配系数的对数值:不确定

17. 爆炸上限(%,V/V):不确定

18. 爆炸下限(%,V/V):不确定

19. 溶解性:不确定


Section 1: Product Identification
Chemical Name:Hafnium (IV) acetylacetonate, min. 96%
CAS Registry Number:17475-67-1
Formula:Hf(CH3COCHCOCH3)4
EINECS Number:none
Chemical Family:metal beta-diketonate complexes
Synonym:Tetrakis(acetylacetonato)hafnium (IV), Hafnium acetylacetonate Tetrakis(2,4-pentanedionato)hafnium (IV)

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title compound17475-67-1100%no datano data

Section 3: Hazards Identification
No particular hazard associated with this material. No specific information available on the acute or chronic
Emergency Overview:
health effects of this material.
Primary Routes of Exposure:Ingestion
Eye Contact:May cause slight to mild irritation of the eyes
Skin Contact:May cause slight to mild irritation of the skin.
Inhalation:May be irritating to the nose, mucous membranes and respiratory tract.
Ingestion:No information on the physiological effects of ingestion.
Acute Health Affects:May be 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 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:none
Autoignition Temperature:none
Explosion Limits:none
Extinguishing Medium:carbon dioxide, foam or dry powder
If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
Special Fire Fighting Procedures:
self-contained breathing apparatus and full protective clothing.
Hazardous Combustion andIf involved in a fire this material may emit toxic/noxious 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 tightly sealed container. Keep away from heat and direct sunlight.

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 clothes and gloves. Consult glove manufacturer to determine the proper type of glove.
Ventilation:If possible, handle the material in an efficient fume hood.
Respirator:No respirator required.
Ventilation: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:574.93
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:none
Conditions to Avoid:none
Incompatibility:strong oxidizing agents
Decomposition Products:carbon dioxide, carbon monoxide, organic fumes and hafnium oxide.

SECTION 11: Toxicological Information
RTECS Data:No information available from 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 on the TSCA inventory
SARA (Title 313):not reportable under SARA Title (313)
Second Ingredient:none


SECTION 16 - ADDITIONAL INFORMATION
N/A

生态学数据:

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。

危害码 (欧洲) C
风险声明 (欧洲) R36/37/38
安全声明 (欧洲) S26-S36/37/39

将HfO2溶于氢氟酸中,同硝酸一起蒸干,将固体物质溶于水中、制得金属盐的水溶液。

按照Hf(acac)4的组成,将化学计量的乙酰丙酮溶于苯中,制得乙酰丙酮的有机溶液。

将上述水溶液和有机溶液混合,在激烈搅拌下,慢慢滴加稀NaOH水溶液,使溶液pH值达到一适当值(通常5~7)。络合物从有机相中析出。然后用无水苯或其他有机溶剂进行重结晶。