| 中文名 |
氟硅酸锌
|
| 英文名 |
zinc,hexafluorosilicon(2-)
|
| 中文别名 |
六氟合硅酸(2-)锌(1:1)
硅氟化锌
|
| 英文别名 |
Difluorozinc - tetrafluorosilane (1:1)
Caswell No. 914
ZInkfluorosilikat
Zinc hexafluorosilicate
Zinc fluosilicate
ZINC SILICOFLUORIDE
Fungol
Fungonit GF 2
Silicon zinc fluoride
EINECS 240-894-1
MFCD00049624
Zinc fluorosilicate
Silicate(2-),hexafluoro-,zinc
|
| 沸点 |
122 to 158 ° F
|
| 熔点 |
50-70(分解)ºC
|
| 分子式 |
F6SiZn
|
| 分子量 |
207.485
|
| 精确质量 |
205.896484
|
| LogP |
2.13790
|
| 外观性状 |
白色结晶粉末
|
| 储存条件 |
应贮存在阴凉、干燥的库房中。包装必须严密。不可与食用物品及酸类物资等共贮混运。失火时可用水和砂土扑救。
|
| 稳定性 |
毒性及防护本品有毒。操作人员须穿戴必要的防护用具。
|
| 计算化学 |
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:7
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0
7.重原子数量:8
8.表面电荷:0
9.复杂度:62.7
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:2
|
| 更多 |
1.性状:无色六方晶系棱形结晶或白色结晶粉末。
2.相对密度:2.104
3.溶解性:易溶于水,可溶于无机酸,不溶于乙醇。
|
毒理学数据:
口服- 大鼠 LDL0: 100 毫克/ 公斤
CHEMICAL IDENTIFICATION
-
RTECS NUMBER :
-
VV8754000
-
CHEMICAL NAME :
-
Silicate(2-), hexafluoro-, zinc
-
CAS REGISTRY NUMBER :
-
16871-71-9
-
LAST UPDATED :
-
199701
-
DATA ITEMS CITED :
-
11
-
MOLECULAR FORMULA :
-
F6-Si.Zn
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
-
TYPE OF TEST :
-
LDLo - Lowest published lethal dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
100 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
REFERENCE :
-
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,28,1953
-
TYPE OF TEST :
-
LDLo - Lowest published lethal dose
-
ROUTE OF EXPOSURE :
-
Subcutaneous
-
SPECIES OBSERVED :
-
Amphibian - frog
-
DOSE/DURATION :
-
280 mg/kg
-
REFERENCE :
-
CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1849- Volume(issue)/page/year: 124,133,1937 *** REVIEWS *** TOXICOLOGY REVIEW AMSSAQ Acta Medica Scandinavica, Supplement. (Almqvist & Wiksell, POB 45150, S-10430 Stockholm, Sweden) No.1-730, 1921-88. Volume(issue)/page/year: 400,5,1963 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 OSHA PEL (Gen Indu):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO FLUORIDES, INORGANIC-air:10H TWA 2.5 mg(F)/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84207 No. of Facilities: 256 (estimated) No. of Industries: 7 No. of Occupations: 9 No. of Employees: 1843 (estimated)
|
【方法一】
中和法由硫酸、萤石和硅砂反应制得氟硅酸溶液(参见氟硅酸),再用铅盐(氟硅酸铅或碳酸铅)进行净化,除去硫酸根。然后用氧化锌中和,再经过滤、蒸发(至饱和溶液)、冷却结晶、离心分离、干燥,制得氟硅酸锌成品。其
H2SiF6+ZnO→ZnSiF6+H2O
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