1.09613

Toluene-4-sulfonic acid monohydrate

for analysis EMSURE^® ACS

• 别名: Toluene-4-sulfonic acid monohydrate, p-Toluenesulfonic acid, Tosylic acid, Tosic acid, PTSA
• 经验公式（希尔记法）: C₇H₈O₃S · xH₂O
• CAS号: 6192-52-5
• 分子量: 172.20 (anhydrous basis)
• MDL號碼: MFCD00142137
• 分類程式碼代碼: 12352106
• 酶委員會索引編號: 203-180-0
• NACRES: NA.21

属性

• 等級: ACS reagent
• 品質等級: 300
• 產品線: EMSURE^®
• 化驗: ≥99.0% anhydrous basis (acidimetric)
• 形狀: crystals
• 自燃溫度: 600 °C
• 效力: 2570 mg/kg LD₅₀, oral (Rat)
• 成份: Water, 9.5-11.5% Karl Fischer
• 雜質: ≤0.1% Sulfated ash
• pH值: 1 (20 °C, 650 g/L in H₂O, anhydrous substance)
• bp: 140 °C/27 hPa
• mp: 56 °C (Elimination of water of crystallisation)
• 轉變溫度: flash point 180 °C
• 溶解度: 750 g/L
• 體積密度: 510 kg/m³
• 負離子痕跡: sulfate (SO₄^2-): ≤0.3%
• 正離子痕跡: Fe: ≤0.01%; Na: ≤0.002%; heavy metals (as Pb): ≤0.001%
• 儲存溫度: 15-25°C
• 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 密鑰: KJIFKLIQANRMOU-UHFFFAOYSA-N

说明

聯結

Replaces: TX0770; TX0770-3

分析報告

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 %

法律資訊

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

安全信息

• 象形圖: GHS05,GHS07
• 訊號詞: Danger
• 危險聲明: H290 - H314 - H335 - H412
• 防範說明: P234 - P260 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• 危險分類: Aquatic Chronic 3 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1C - STOT SE 3
• 標靶器官: Respiratory system
• 儲存類別代碼: 8A - Combustible, corrosive hazardous materials
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable