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Merck
CN

96527

Supelco

氯化锡(II) 二水合物

suitable for AAS

别名:

氯化亚锡 二水合物

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About This Item

线性分子式:
SnCl2 · 2H2O
CAS号:
分子量:
225.65
EC 号:
MDL编号:
UNSPSC代码:
12000000
PubChem化学物质编号:
NACRES:
NA.21

方案

≥96.0% (RT)

质量水平

表单

crystals

技术

AAS: suitable

沸点

652 °C (lit.)

mp

37-38 °C (dec.) (lit.)

溶解性

hydrochloric acid: passes test

痕量阴离子

sulfate (SO42-): ≤20 mg/kg

痕量阳离子

As: ≤1 mg/kg
Ca: ≤50 mg/kg
Cu: ≤10 mg/kg
Fe: ≤20 mg/kg
Hg: ≤5 μg/kg
K: ≤50 mg/kg
NH4+: ≤10 mg/kg
Na: ≤100 mg/kg
Pb: ≤50 mg/kg

SMILES字符串

O.O.Cl[SnH2]Cl

InChI

1S/2ClH.2H2O.Sn/h2*1H;2*1H2;/q;;;;+2/p-2

InChI key

FWPIDFUJEMBDLS-UHFFFAOYSA-L

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一般描述

氯化锡 (II) 二水合物可将共轭的二氧杂环戊二烯酮转化为醛。它是芳香醛、2-氨基吡啶和异腈等多组分缩合反应的催化剂,产率高,反应时间短。

应用

氯化锡 (II) 二水合物可用于:
  • 作为还原剂测定可通过AAS形成氢化物的化合物。
  • 采用流动注射冷蒸汽原子吸收光谱法测定有机汞制剂转化为无机汞的过程
  • 通过原子荧光光谱法测定总汞含量,采用气相色谱-电感耦合质谱 (GC-ICPMS) 进行汞物种形成分析

警示用语:

Danger

危险分类

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 2 Oral - STOT SE 3

靶器官

Cardio-vascular system, Respiratory system

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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分析证书(COA)

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Petra Krystek et al.
Analytical and bioanalytical chemistry, 381(2), 354-359 (2004-08-05)
Different sub-sampling procedures were applied for the determination of mercury species (as total mercury Hg, methylmercury MeHg+ and inorganic mercury Hg2+) in frozen fish meat. Analyses were carried out by two different techniques. After the sample material was pre-treated by
Tin (II) Chloride Dihydrate Catalyzed Groebke Condensation: An Efficient Protocol for the Synthesis of 3-Aminoimidazo [1, 2-a] pyridines.
Shaabani, Ahmad, et al.
Chin. J. Chem., 27, 369-371 (2009)
Capelo et al.
Analytical chemistry, 72(20), 4979-4984 (2000-10-31)
A new oxidation method based on room-temperature ultrasonic irradiation (sonolysis) is proposed for conversion of organomercurials into inorganic mercury and subsequent determination by flow injection-cold vapor atomic absorption spectrometry. This advanced oxidation process eliminates the need for chemical oxidants, high
Tin (II) chloride dihydrate: A mild and efficient reagent for cleaving acetals.
Ford, Kelley L., and Eric J. Roskamp
Tetrahedron Letters, 33, 1135-1138 (1992)
David J Hallett et al.
Organic & biomolecular chemistry, 10(30), 6130-6158 (2012-04-20)
Reactions of the allyltin trichloride 45 generated from (4S)-4-benzyloxypent-2-enyl(tributyl)stannane 1 with imines prepared from glyoxylates proceed with useful levels of 1,5-stereocontrol in favour of (4E)-2,6-anti-2-(alkylamino)-6-benzyloxyhept-4-enoates 49. This stereoselectivity, controlled by the chirality of the stannane, dominates over any intrinsic stereochemical

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