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5926-79-4生产厂家

5926-79-4价格

5926-79-4

5926-79-4结构式
5926-79-4结构式

化源商城直购

中文名 双(醋酸二甲基锡)氧化物
英文名 Bis(acetoxydimethyltin)oxide
英文别名 1,3-Diacetoxy-tetramethyl-distannoxan
2,4-Dimethyl-2,4-bis(acetyloxy)-2,4-distanna-3-oxapentane
2,4-Dimethyl-2,4-diacetoxy-2,4-distanna-3-oxapentane
1,1,3,3-tetramethyl-1,3-diacetoxydistannoxane
MFCD00070453
EINECS 227-660-4
TETRAMETHYLDIACETOXYSTANNOXANE
Bis-<acetoxy-dimethyl-stannyl>-aether
Tetramethyl-1.3-diacetoxy-distannoxan
1,3-Bis-(acetyloxy)-1,1,3,3-tetramethyldistannoxane
1,3-diacetoxy-1,1,3,3-tetramethyldistannoxane
Bis-<acetoxy-dimethyl-stannyl>-aether (Tetramethyl-1.3-diacetoxy-distannoxan)
沸点 117.1ºC at 760 mmHg
熔点 240ºC
分子式 C8H18O5Sn2
分子量 431.62800
闪点 40ºC
精确质量 433.92000
PSA 61.83000
LogP 1.53280
储存条件

常温,避光,阴凉干燥处,密封保存

稳定性

常温常压下稳定

计算化学

1、 疏水参数计算参考值(XlogP):

2、 氢键供体数量:0

3、 氢键受体数量:5

4、 可旋转化学键数量:6

5、 互变异构体数量:

6、 拓扑分子极性表面积(TPSA):61.8

7、 重原子数量:15

8、 表面电荷:0

9、 复杂度:236

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:未确定

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):240

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):未确定

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:未确定


Section 1: Product Identification
Chemical Name:Tetramethyldiacetoxystannoxane
CAS Registry Number:5926-79-4
Formula:[(CH3)2(CH3CO2)Sn]2O
EINECS Number:227-660-4
Chemical Family:organotin compound
Synonym:1,1,3,3-Tetramethyl-1,3-bis(acetyloxy)distannoxane

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound5926-79-4100%2mg/m3 (as Sn)2mg/m3 (as Sn)

Section 3: Hazards Identification
Organo tin compounds may act as delayed poisons, causing headache, dizziness; psycho-neurologic
Emergency Overview:
disturbances; sore throat, vomiting; urine retention; vision impairment; skin burns, liver and kidney damage.
Primary Routes of Exposure:Ingestion, inhalation, skin, eyes
Eye Contact:Causes severe irritation of the eyes.
Causes slight to mild irritation of the skin. Prolonged contact may dry the skin and lead to rashes or more
Skin Contact:
severe irritation.
Irritating to the nose, mucous membranes and respiratory tract. High doses may cause long term neurological
Inhalation:
damage.
Delayed and permanent psycho-neurologic disturbances; impairment of vision, unsteadiness, nausea and
Ingestion:
vomiting.
Irritating to skin, eyes and respiratory tract.Ingestion of certain organotin compounds may cause delayed
Acute Health Affects:
poisoning (4 days) with cerebral edema causing damage to the central nervous system.
Repeated exposure to certain organic tin compounds may cause problems with vision, skin, respiratory
Chronic Health Affects:
system, central nervous system, liver, kidneys, urinary tract, and blood.
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:no data
Autoignition Temperature:no data
Explosion Limits:no data
Extinguishing Medium:carbon dioxide or dry powder
Fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus
Special Fire Fighting Procedures:
and full protective clothing.
Hazardous Combustion andcarbon monoxide, carbon dioxide, soot, organic fumes and tin compounds.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

SECTION 6: Accidental Release Measures
Small spills can be mixed with vermiculite, ground limestone, sodium carbonate or other suitable
Spill and Leak Procedures:
noncombustible adsorbent and swept up.

SECTION 7: Handling and Storage
Handling and Storage:Store in a cool, dry, well ventilated area away from heat and direct sunlight. Keep containers tightly sealed.

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. Consult with glove manufacturer to determine the proper type of glove.
Ventilation:Work with this product in a well-ventilated area, preferably a 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:Work with this product in a well-ventilated area, preferably a fume hood.
Additional Protection:No additional protection required.

SECTION 9: Physical and Chemical Properties
Color and Form:white pwdr.
Molecular Weight:431.61
Melting Point:240°
Boiling Point:no data
Vapor Pressure:no data
Specific Gravity:no data
Odor:not determined
Solubility in Water:insoluble

SECTION 10: Stability and Reactivity
Stability:moisture sensitive
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:none
Incompatibility:strong oxidizing agents and halogens
Decomposition Products:carbon monoxide, carbon dioxide, tin oxide, and organic fumes.

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 federal, state, and local 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:

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

危险品运输编码 UN3146
包装等级 III
危险类别 6.1