basic information:
chinese name: anhydrous tin tetrachloride, tin tetrachloride, cas 7646-78-8
chinese alias: anhydrous tin chloride; high tin chloride, fascat4400 catalyst, tin tetrachloride; tin chloride (anhydrous); tin chloride, anhydrous; tin tetrachloride (iv); anhydrous tetrachloride tin; tin chloride; tin (iv) chloride solution; tin tetrachloride (iv) hydrate; fuming high tin chloride; high tin chloride; tin (iv) chloride; tin tetrachloride, anhydrous ; anhydrous tin chloride; tin tetrachloride (about 1.0mol/l in dichloromethane), anhydrous tin tetrachloride
english alias: tin tetrachloride anhydrous; tin chloride anhydrous, tin(iv) chloride;ttc;stannic chloride fuming;tin(iv) chloride solution;tin (iv) chloride anhydrous;tin tetrachloride;stannic chloride;tin(iv) chloride pentahydrate; tinchlorideanhydrous;tin chloride;tin tetrachloride,ethanol solution;tetrachlorostannane;stannic chloride (ca. 1.0mol/l in dichloromethane);tetrachloro-stannane, tintet
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quality standard
item analytical purity (ar) chemical purity (cp)
content (sncl4) assay,% ≥ 99.0 ≥ 98.0
sulfate (so4) sulfate,% ≤ 0.01 ≤ 0.01
iron (fe)iron,% ≤ 0.001 ≤ 0.002
antimony (sb) antimony,% ≤ 0.005 ≤ 0.01
arsenic (as)arsenic,% ≤ 0.0005 ≤ 0.001
hydrogen sulfide does not precipitate (calculated as sulfate) substances ≤ 0.05 ≤ 0.1
not precipitated by hydrogen sulfide,% no no
solubility in water qualified qualified
free chlorin qualified qualified
english name: tin tetrachloride (tcc)
cas number: 7646-78-8
molecular formula: sncl4
danger sign: c (corrosive)
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physical and chemical properties:
density: 2.226
melting point: -33℃
boiling point: 114℃
purity: 99.9% (high purity reagent)
properties: colorless, smoky, corrosive liquid, sensitive to moisture. it is soluble in water and emits a lot of heat. it is soluble in ethanol, carbon tetrachloride, benzene, toluene, acetone, kerosene and gasoline. moderately toxic, the median lethal concentration (rat, inhalation) 2300mg/m3. irritating and corrosive.
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use:
appearance is colorless transparent or slightly yellow transparent fuming liquid, acidic. soluble in water and emit a lot of heat, soluble in alcohol, carbon tetrachloride, benzene, toluene, gasoline, etc.
it can be used in the synthesis of organotin, tco photovoltaic glass, low-e glass coating agent, medicine, organic synthesis as a catalyst, dehydrating agent, separation of potassium from rubidium and cesium. used in organic analysis to saponify phenols and ethers. organic synthetic dehydrating agent. manufacturing of organotin. fabric dyeing.
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storage and transportation:
should be sealed and stored in a dry, cool and ventilated warehouse
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health hazards:
it has a strong stimulating effect on eyes, skin, mucous membranes and respiratory tract. inhalation may cause death due to spasm, edema, inflammation, chemical pneumonia, and pulmonary edema of the larynx and bronchi. poisoning manifestations include burning sensation, cough, wheezing, laryngitis, shortness of breath, headache, nausea and vomiting.
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package:
200kg/barrel storage: it is recommended to store in a dry and cool area with proper ventilation. after the original packaging, please fasten the packaging cover as soon as possible to prevent the product performance from being mixed with other substances such as water resistance. store in a cool, dry place, keep the container tightly closed, and avoid contact with oxides. do not inhale dust and avoid contact with skin and mucous membranes. smoking, eating and drinking are prohibited in the workplace. after work, take a shower and change clothes. store contaminated clothes separately and use them after washing. maintain good hygiene habits.
