氯化亚锡二水合物
- CAS编号: 10025-69-1
- 分子式: SnCl2·2H2O
- 分子量: 225.65
- EC号: 231-868-0
- MDL号: MFCD00149863
- PubChem编号: 386392061
规格或纯度 | 97% |
---|---|
英文名称 | Tin(II) chloride dihydrate |
别名 | 氯化亚锡结晶,二氯化锡 |
储存温度 | 充氩 |
运输条件 | 常规运输 |
产品介绍 |
在水中分解生成不溶性碱式盐,在稀盐酸溶液中溶解,在空气中逐渐被氧化。溶液中加入金属锡可防止氧化作用。也能溶于乙醇、乙酸乙酯、冰乙酸和氢氧化钠溶液。 氯化锡二水合物是锡(II)的水合盐。它的晶体是单斜晶体,并且人们通过单晶 X 射线衍射方法研究了它们的结构。已报道的电池参数为:a=9.313、b=7.250、c=8.970?、β=114°55′ 和 Z=4。 强还原剂,用于靠AAS进行氢化物测定,比色测定银、铅、砷、钼,测定血清中无机磷及碱性磷酸酯酶活力,钼蓝法测定土壤及植株的含磷量,有机反应催化剂。可用于吲哚的合成、 醛的制备,作为路易斯酸催化剂,通过多组分反应,用于3-氨基咪唑并 [1,2-a] 吡啶的合成。 Reducing agent; carbonyl allylation; Lewis acid catalyst in C-C bond-forming reactions; catalyst withAgClO4 for the synthesis of α-glycosides; synthesis of alkenes, dienes, cis-vinyloxiranes, and allylic selenides; deoxygenation of 1,4-endoperoxides; protection of carboxylic acids as 1,3-dithianes;selective p-methoxybenzyl ether cleavage reagent; additive in hydroformylation and carbonylation reactions. |
EC号 | 231-868-0 |
---|---|
Canonical SMILES | [Cl-].[Cl-].[Sn+2];[Cl-].[Cl-].O.O.[Sn+2];O.O.Cl[Sn]Cl |
WGK Germany | 1 |
RTECS | XP8850000 |
PubChem CID | 386392061 |
UN Number | 3260 |
分子量 | 225.65 |
溶解性 | Soluble in dilute and concentrated hydrochloric acid, alcohol, ethyl acetate, glacial acetic acid, and sodium hydroxide solution. Decomposes in excess water. |
---|---|
密度 | 2.71 |
敏感性 | 对空气敏感;对湿度敏感 |
沸点 | 652°C |
熔点 | 37-38 °C |
象形图 |
Corrosive Harmful |
---|---|
信号词 | Danger |
危险声明 |
H373: Causes damage to organs through prolonged or repeated exposure H314: Causes severe skin burns and eye damage H317: May cause an allergic skin reaction H410: Very toxic to aquatic life with long lasting effects H302+H332: Harmful if swallowed or if inhaled |
预防措施声明 | P305+P351+P338,P273,P280,P310,P260,P303+P361+P353,P304+P340,P391 |
WGK Germany | 1 |
RTECS | XP8850000 |
个人防护装备 | Eyeshields,Faceshields,full-face particle respirator type N100 (US),Gloves,respirator cartridge type N100 (US),type P1 (EN143) respirator filter,type P3 (EN 143) respirator cartridges |