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• 试剂商城
• 直接询价

分类

• {Chemicalbook} 无机化工产品: 无机盐: Cg氰化物
• {SNA} Materials Science, Metal and Ceramic Science, Salts, Zinc Salts
• {SNA} Essential Chemicals, Materials Science, Metal and Ceramic Science, Research Essentials, Salts, Zinc Salts
• {uni_hamburg} no charge; cyanide; 3fragments; ionic
• {SNA} Essential Chemicals, Metal and Ceramic Science, Research Essentials, Salts, Zinc Salts, 材料科学

相关文献及参考

• For an example of the Adams modification of the Gattermann reaction for formylation of aromatics, see: Org. Synth. Coll., 3, 549 (1955). For in situ cyanosilylation of aldehydes and ketones with Zn(CN)2 and TMS chloride, as an alternative to Trimethyl­silyl­ cyanide, A19598, see: Org. Synth. Coll., 7, 521 (1990).
• Short: EINECS Title: EINECS (European Inventory of Existing Commercial Chemical Substances) Source: Official Journal of the European Communities Volume: C 146 A (15.06.1990) Page: 1 Year: 1990 Internet Resource: http://ecb.jrc.ec.europa.eu/esis/index.php?PGM=ein Publish_Date: 1990/06/15
• Short: IV/4 Title: High-Pressure Properties of Matter Author: Beggerow, G. Editor: Schäfer, Kl. Source: Landolt-Börnstein, New Series Volume: IV/4 Year: 1980 ISBN: 3-540-09370-2 ISBN: 978-3-540-09370-1 Internet Resource: DOI:10.1007/b90280 RefComment: 589 figs., VIII, 427 pages. Hardcover Abstract: The main topics are pressure dependences of phase equilibria, compressibility, thermal and caloric properties, transport phenomena, static and magnetic properties, optical phenomena, kinetic phenomena, and systems in the neighbourhood and above the critical area.
• Used in combination with a Pd(0) catalyst in improved procedures for the cyanation of aromatic halides, instead of the classical Rosenmund-Von Braun (CuCN) method: Synth. Commun., 24, 557 (1994); Tetrahedron Lett., 40, 8193 (1999); 41, 3271 (2000); 45, 1441 (2004). For cyanation of aryl triflates, see: Tetrahedron Lett., 39, 2907 (1998); Synlett, 1207 (1998). For a review of palladium- and copper-catalyzed cyanations, see: Eur. J. Inorg. Chem., 3513 (2003).

安全信息

GHS Symbol

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 54 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TOXID9 Toxicologist.  (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
   Akron, OH 44311) V.1-    1981-  Volume(issue)/page/year: 3,170,1983

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
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            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 61 mg/m3/4H
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0571244

其他信息

• 参考质量标准:参考标准 指标名称 指标 氰化锌[Zn(CN)2]/%≥ 98 氰根(CN - )/%≤ 40 氰化钠不溶物/%≤ 0.2 碳酸盐(Na2CO3)/%≤ 0.5 铅(Pb)/%≤ 0.005 铁(Fe)/%≤ 0.02 水分/%≤ 1.0
• 类别:农药
• 毒性分级:高毒
• 水中溶解度(g/100ml):每100毫升水中的溶解克数: 5.8×10-2/20℃
• Sigma Aldrich:557-21-1(sigmaaldrich)
• 储运特性:库房通风低温干燥; 与碱、酸类、食品添加剂分开存放
• 用途一:用于电镀、有机合成、医药和农药的制造
• 可燃性危险特性:不可燃物质; 遇水、酸放出有毒易燃氰化氢气体
• 上游原料:氰化钠 --> 硫酸锌 --> 氯化钡 --> 七水硫酸锌
• 外观性质:白色粉末。
• MSDS 信息:氰化锌(557-21-1).msds
• 毒性:参见氰化钾。
• 敏感性:Hygroscopic
• Acros Organics:氰化锌 Zinc cyanide, pure, 98%(557-21-1)
• 下游产品:对羟基苯甲醛
• Alfa Aesar:氰化锌,98% Zinc cyanide, 98%(557-21-1)
• 氰化锌价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 80141027 氰化锌 250g 51.5元 2011/08/23 80141070 氰化锌 250g 25元 2010/06/21 368070050 氰化锌 Zinc cyanide 98%, pure 5 GR 344元
• MOL 文件:557-21-1.mol
• 急性毒性:腹腔- 大鼠 LDL0: 100 毫克/ 公斤
• 方法一:合成法氰化钠用水溶解，加入氯化钡以除去碳酸钠杂质；氯化锌用水溶解，如溶液混浊，需加人盐酸，调Ph 5～6使溶液中ZnO转换成ZnCl2。 将经沉降的氯化锌清液放入反应器内，加人氰化钠溶液使反应生成氰化锌沉淀。为防止生成的氰化锌溶于过量的氰化钠溶液而形成Na2Zn(CN)4复盐溶液，故氰化钠溶液的加人量应加以控制。沉淀用水漂洗除氯化钠，然后经离心分离、干燥，制得氰化锌成品。其 2NaCN+ZnC12→Zn(CN)2+2NaCl