89700
甲苯-3,4-二硫酚
for spectrophotometric det. of Mo, Sn, W, and also Ag and Re, ≥97.0%
别名:
3,4-二巯基甲苯, 3,4-甲苯二硫醇, 4-甲基邻二苯硫酚
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关于此项目
线性分子式:
CH3C6H3(SH)2
化学文摘社编号:
分子量:
156.27
Beilstein:
1635270
EC 号:
MDL编号:
UNSPSC代码:
23151817
PubChem化学物质编号:
NACRES:
NA.21
质量水平
方案
≥97.0% (GC)
≥97.0%
表单
solid
质量
for spectrophotometric det. of Mo, Sn, W, and also Ag and Re
技术
UV/Vis spectroscopy: suitable
沸点
135-137 °C/17 mmHg (lit.)
mp
28-32 °C
30-33 °C (lit.)
密度
1.179 g/mL at 25 °C (lit.)
储存温度
−20°C
SMILES字符串
Cc1ccc(S)c(S)c1
InChI
1S/C7H8S2/c1-5-2-3-6(8)7(9)4-5/h2-4,8-9H,1H3
InChI key
NIAAGQAEVGMHPM-UHFFFAOYSA-N
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一般描述
Toluene-3,4-dithiol with molybdenum(VI) in mineral acid forms dark-green coloured complex. It is purified by vacuum distillation under nitrogen.
应用
Toluene-3,4-dithiol may be suitable as colorimetric reagent for the determination of technetium using spectrophotometry.
其他说明
用于 Mo、Sn、W 以及 Ag 和 Re 分光光度测定的试剂
储存分类代码
11 - Combustible Solids
WGK
WGK 3
闪点(°F)
235.4 °F - closed cup
闪点(°C)
113 °C - closed cup
个人防护装备
dust mask type N95 (US), Eyeshields, Gloves
法规信息
新产品
此项目有
K.L. Cheng et al. et al.
Handbook of Organic Analytical Reagents null
Kuang Lu Cheng, Keihei Ueno, Toshiaki Imamur
CRC Handbook of Organic Analytical Reagents, 474-474 (1992)
E P Welsch
Talanta, 30(11), 876-878 (1983-11-01)
1-g sample is decomposed with nitric and hydrofluoric acids, and after evaporation of the solution to dryness the residue is dissolved in concentrated hydrochloric acid. A clear aliquot is treated with stannous chloride to inhibit interferences. The blue tungsten dithiol
W John Williams
Handbook of Anion Determination, 113-113 (2013)
Spectrophotometric Determination of Technetium with Toluene-3, 4-dithiol.
Miller, FRANCIS J., and PAUL F. Thomason.
Analytical Chemistry, 33, 404-406 (1961)
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