zinc(2+) ion dichloride

• ChemBase编号: 105596
• 分子式: Cl2Zn
• 平均质量: 136.286
• 单一同位素质量: 133.86684736
• SMILES: [Cl-].[Cl-].[Zn+2]
• Canonical SMILES: [Cl-].[Cl-].[Zn+2]
• InChI: InChI=1S/2ClH.Zn/h2*1H;/q;;+2/p-2
• InChIKey: JIAARYAFYJHUJI-UHFFFAOYSA-L

名称和登记号

名称

• IUPAC标准名: zinc(2+) ion dichloride
• IUPAC传统名: zinc(2+) ion dichloride; zinc, ion (zn2+) dichloride
• 别名: 氯化锌, 1M乙醚溶液; 氯化锌, 超干; 氯化锌水合物, Puratronic®; 氯化锌, 无水; 氯化锌,超干; 无水氯化锌; 氯化锌, ACS; 氯化锌, 1M乙醚溶液, 氩气下可重封的ChemSeal™瓶包装; 氯化锌水合物; Zinc chloride, 1M in diethyl ether; Zinc chloride hydrate, Puratronic®; Zinc chloride, ultra dry; Zinc chloride, anhydrous; ZINC CHLORIDE; Butter of zinc; Chlorure de zinc; Chlorure de zinc anhydre; Cloruro de cinc; Dichlorek cynku (Chlorek cynku); Zinkklorid; Cloreto de zinco; Zinkchlorid; Sinkkikloridi; Sinkklorio; ZINC CHLORIDE ACS REAGENT GRADE; ZINC CHLORIDE, USP; Zinc chloride, ACS; Zinc chloride hydrate

登记号

• CAS号: 7646-85-7
• EC号: 231-592-0
• MDL号: MFCD00011295
• 默克索引号: 1410132
• PubChem SID: 162092368
• PubChem CID: 3007855

理论计算性质

• Acid pKa: -7.0
• 质子受体: 0
• 质子供体: 0
• LogD (pH = 5.5): 0.8327582
• LogD (pH = 7.4): 0.8327582
• Log P: 0.6123387
• 摩尔折射率: 5.6156 cm^3
• 极化性: 2.1090326 Å^3
• 极化表面积: 0.0 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: Freely soluble in water, dilute HCl, alcohol, glycerol, acetone, ether. Zinc oxychloride forms with much water
• 外观: -10 Mesh Beads, Ampouled under argon; -10 Mesh Crystalline Aggregates; Crystalline Aggregates; Liquid; Lump; Powder, Ampouled under argon
• 熔点: 290°C; 293°C
• 沸点: 732°C; 732°C
• 闪点: -40°C(-40°F)
• 密度: 0.835; 2.907 g/ml; 2.91
• 蒸汽压: 1.33 hPa at 428°C

安全信息

• 保存条件: Room Temperature (15-30°C), Desiccate
• 保存注意事项: Hygroscopic
• RTECS编号: ZH1400000
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 高度易燃性(Highly flammable) (F+); 环境危害性(Nature polluting) (N); X
• 联合国危险货物编号: 2331; UN2331; UN2924; UN3260
• 联合国危险货物等级: 3; 8
• 联合国危险货物包装类别(PG): I; III
• 澳大利亚Hazchem: 2X
• 危险公开号: 12-19-22-34-50/53-66-67; 22-34-50/53; 34-50/53; R:22-34-50/53
• 安全公开号: 1/2-26-36/37/39-45-60-61; 26-36/37/39-45-60-61; 7/8-28-45-60-61; 7/8-9-16-28-29-33-45-60-61; S:28-29-45-60
• 欧盟危险货物分类: C2
• 欧盟危险识别号(EUHIN): 8B
• 美国ERG指导号: 154
• TSCA收录: 是
• GHS危险品标识: GHS02; GHS05; GHS07; GHS09
• GHS危险声明: H224-H314-H318-H400-H410-H302-H336; H314-H318-H400-H410-H302; H314-H400-H410-H302
• GHS警示性声明: P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A; P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A

产品相关信息

• 纯度: ≥97%; 97%; 98+%; 99.99% (metals basis); 99.999% (metals basis)
• 浓度: 1M in diethyl ether
• 级别: ACS; REAGENT; USP
• 包装: packaged under Argon in resealable ChemSeal? bottles

详细说明

MP Biomedicals - 02194858

Molecular Biology Reagent
Purity: >97%

MP Biomedicals - 02193899

Purity: >97%

MP Biomedicals - 02191451

ACS Reagent Grade
Purity: > 97%
Crystalline

参考文献

• Reacts with NaBH₄ in ether or THF to give zinc borohydride; Zn(BH₄)₂, which is used in situ as a versatile, non-basic, selective reducing agent. Review: Synlett, 885 (1993). The reactivity of Zn(BH₄)₂ has the advantage of being relatively non-toxic. See, e.g.: Selective reduction of aldehydes in the presence of ketones: Tetrahedron Lett., 31, 7663 (1990). Reduction of aliphatic esters to alcohols: Indian J. Chem B, 31B, 701 (1992). Reduction of indoles to indolines: Heterocycles, 26, 1771 (1987). In combination with trifluoroacetic anhydride for the selective reduction of acids to alcohols: J. Chem. Soc., Perkin 1, 1561 (1992). The same reduction has also been performed by Zn(BH₄)₂ alone in refluxing THF: J. Org. Chem., 60, 5314 (1995). In combination with paraformaldehyde, for reductive alkylation of amines: J. Chem. Soc., Perkin 1, 1 (1994).
• Mild Lewis acid catalyst in a wide variety of reactions.
• Catalyst for the Hoesch reaction for the acylation of reactive aromatics with nitriles. For an example, see: Org. Synth. Coll., 2, 522 (1943).
• Effective catalyst for the Knoevenagel condensation; see: Tetrahedron Lett., 32, 5821 (1991).
• Milder catalyst than Titanium(IV) chloride, 14713, for the ɑ-tert-alkylation of sensitive silyl enol ethers: Chem. Ber., 113, 3734 (1980).