- 中文别名:二甲基乙氧基硅烷
- 中文释义:二甲基乙氧基硅烷;二甲基乙氧基一氢硅烷
- 英文别名:Dimethylethoxysilane;
ethoxy(dimethyl)silicon;
Ethoxydimethylsilane - cas No.:14857-34-2
- 分子式:
C4H12OSi
- 分子量:104.22
- 精确分子量:104.06600
- PSA:9.23000
- MDL:MFCD00026750
- InChI:InChI=1/C4H11OSi/c1-4-5-6(2)3/h4H2,1-3H3
- 分子结构式:
物化性质
- 外观与性状:
- 无色透明液体
- 密度:
- 0.757
- 沸点:
- 55 °C
- 闪点:
- 15°C
- 折射率:
- 1.3680
- 存储条件/存储方法:
常温密闭避光,通风干燥惰性气体下
- 稳定性相关:
常温常压下稳定
避免的物料:水分/潮湿 氧化物- 其它信息:
1.性状:未确定
2.密度(g/mL,25/4℃):0.757
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):55
6.沸点(ºC,5.2kPa):未确定
7.折射率:1.368
8.闪点(ºC):15
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
安全信息
- 外观与性状:
- 无色透明液体
- 密度:
- 0.757
- 沸点:
- 55 °C
- 闪点:
- 15°C
- 折射率:
- 1.3680
- 存储条件/存储方法:
常温密闭避光,通风干燥惰性气体下
- 稳定性相关:
常温常压下稳定
避免的物料:水分/潮湿 氧化物- 其它信息:
1.性状:未确定
2.密度(g/mL,25/4℃):0.757
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):55
6.沸点(ºC,5.2kPa):未确定
7.折射率:1.368
8.闪点(ºC):15
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
毒理性
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- VV4090000
- CHEMICAL NAME :
- Silane, ethoxydimethyl-
- CAS REGISTRY NUMBER :
- 14857-34-2
- BEILSTEIN REFERENCE NO. :
- 1731481
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 9
- MOLECULAR FORMULA :
- C4-H12-O-Si
- MOLECULAR WEIGHT :
- 104.25
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5 gm/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - ataxia Gastrointestinal - ulceration or bleeding from stomach
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994
- TYPE OF TEST :
- LC - Lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >4000 ppm/4H
- TOXIC EFFECTS :
- Behavioral - general anesthetic Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 12,355,1992 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 3000 ppm/6H/2W-I
- TOXIC EFFECTS :
- Endocrine - changes in thymus weight Blood - changes in leukocyte (WBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2000 ppm/6H/13W-I
- TOXIC EFFECTS :
- Liver - other changes Endocrine - changes in thymus weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 2000 ppm/6H
- SEX/DURATION :
- male 13 week(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count)
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994 *** REVIEWS *** ACGIH TLV-STEL 6.4 mg/m3 (1.5 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 2.1 mg/m3 (0.5 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997
- 毒理学数据:
急性毒性:小鼠口经LD50:5 gm/kg
海关数据
中国海关编码:2931900090
- 概述:
- 2931900090. 其他有机-无机化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:6.5%. 普通关税:30.0%
- 摘要/Summary:
- 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%
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:104.065741 Da
8、标称质量:104 Da
9、平均质量:104.223 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:1
4.可旋转化学键数量:2
5.互变异构体数量:无
6.拓扑分子极性表面积9.2
7.重原子数量:6
8.表面电荷:0
9.复杂度:28.7
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