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Toluene-4-sulfonic acid monohydrate
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| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4060339 | 100 G | 565 | |||
| 4060339 | 500 G | 1340 |
产品别名
6192-52-5
Toluene-4-sulfonic acid monohydrate
p-Toluenesulfonic acid, Tosylic acid, Tosic acid, PTSA
基本信息
| Empirical Formula【经验(实验)分子式】 | C7H8O3S · xH2O |
| Molecular weight | 172.20 (anhydrous basis) |
| MDL number | MFCD00142137 |
| EC Index Number【EC索引号】 | 203-180-0 |
| Linkage【联系】 | Replaces: TX0770; TX0770-3 |
| Analysis Note【分析说明】 | Assay (acidimetric, calc. on anhydrous substance): ≥ 99.0 % Identity: passes test Appearance of solution: conforms Sulphate (SO₄): ≤ 0.3 % Heavy metals (as Pb): ≤ 0.001 % Fe (Iron): ≤ 0.01 % Na (Sodium): ≤ 0.002 % TLC-Test: passes test Sulfated ash: ≤ 0.1 % Water (according to Karl Fischer): 9.5 - 11.5 % |
| Legal Information【法律信息】 | EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany |
产品性质
| Quality Level【质量水平】 | 300 |
| grade【等级】 | ACS reagent |
| Assay【测定】 | ≥99.0% anhydrous basis (acidimetric) |
| form【形式】 | crystals |
| autoignition temp.【自燃温度】 | 600 ℃ |
| potency【效能】 | 2570 mg/kg LD50, oral (Rat) |
| pH【pH值(酸碱度)】 | 1 (20 ℃, 650 g/L in H2O, anhydrous substance) |
| bp | 140 ℃/27 hPa |
| mp | 56 ℃ (Elimination of water of crystallisation) |
| transition temp【转变温度】 | flash point 180 ℃ |
| solubility【溶解性】 | 750 g/L |
| bulk density【堆积密度】 | 510 kg/m3 |
| anion traces【痕量阴离子】 | sulfate (SO42-): ≤0.3% |
| cation traces【痕量阳离子】 | Fe: ≤ 0.01% Na: ≤ 0.002% heavy metals (as Pb): ≤ 0.001% |
| storage temp.【储存温度】 | 15-25℃ |
| InChI | 1S/C7H8O3S.H2O/c1-6-2-4-7(5-3-6)11(8,9)10;/h2-5H,1H3,(H,8,9,10);1H2 |
| InChI key | KJIFKLIQANRMOU-UHFFFAOYSA-N |
安全信息
| Pictograms【象形图】 | GHS05 |
| Signal word【警示用语：】 | Danger |
| Hazard Statements | H290 - H314 - H412 |
| Precautionary Statements | P234 - P260 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Classifications【危险分类】 | Aquatic Chronic 3 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B |
| Storage Class Code【储存分类代码】 | 8A - Combustible, corrosive hazardous materials |
| WGK | WGK 1 |
