30417

磷酸

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥85%

• 同義詞: 正磷酸
• 線性公式: H₃PO₄
• CAS號碼: 7664-38-2
• 分子量：: 98.00
• Beilstein: 1921286
• EC號碼: 231-633-2
• MDL號碼: MFCD00011340
• 分類程式碼代碼: 12352106
• PubChem物質ID: 329753503

屬性

• 等級: ACS reagent; puriss. p.a.
• 品質等級: 200
• agency: USP/NF; reag. ISO; reag. Ph. Eur.
• 蒸汽密度: 3.4 (vs air)
• 蒸汽壓力: 2.2 mmHg ( 20 °C); 5 mmHg ( 25 °C)
• 化驗: ≥85%
• 形狀: liquid
• 雜質: reducing impurities, in accordance; residual solvents, in accordance; substances precipitated by ammonia, in accordance; ≤0.001% KMnO₄ red. matter (as O); ≤0.001% heavy metals (as Pb); ≤0.001% in water insoluble matters; ≤0.001% volatile acids (as CH₃COOH)
• bp: 158 °C (lit.)
• mp: ~40 °C (lit.)
• 密度: 1.685 g/mL at 25 °C (lit.)
• 負離子痕跡: chloride (Cl^-): ≤2 mg/kg; fluoride (F^-): ≤1 mg/kg; nitrate (NO₃^-): ≤3 mg/kg; phosphite, hypophosphite (as H₃PO₃): ≤20 mg/kg; phosphite, hypophosphite (as H₃PO₃): in accordance; sulfate (SO₄^2-): ≤30 mg/kg
• 正離子痕跡: As: ≤0.5 mg/kg; Ca: ≤10 mg/kg; Cd: ≤1 mg/kg; Co: ≤1 mg/kg; Cr: ≤1 mg/kg; Cu: ≤1 mg/kg; Fe: ≤5 mg/kg; K: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤0.5 mg/kg; Na: ≤20 mg/kg; Ni: ≤1 mg/kg; Pb: ≤1 mg/kg; Sb: ≤2 mg/kg; Zn: ≤2 mg/kg
• SMILES 字串: OP(O)(O)=O
• 適合性: passes test for appearance of solution
• InChI: 1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
• InChI 密鑰: NBIIXXVUZAFLBC-UHFFFAOYSA-N
• 基因資訊: human ... SRC(6714)

描述

應用

• Cooperative Rh/Achiral Phosphoric Acid-Enabled [3+3] Cycloannulation of Carbonyl Ylides with Quinone Monoimines: Synthesis of Benzofused Dioxabicyclo[3.2.1]octane Scaffolds.: This study demonstrates the catalytic role of phosphoric acid in a [3+3] cycloannulation reaction, enabling the efficient synthesis of complex organic scaffolds (Tu et al., 2024).

其他說明

浓磷酸大约为 85% H₃PO₄(水溶液)。

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货号30417-6X1L-M的产品即将停产。请订购30417-1L-M单瓶装，因为其物理参数与上述产品本质相同。

安全資訊

• 象形圖: GHS05,GHS07
• 訊號詞: Danger
• 危險聲明: H290,H302,H314
• 防範說明: P234 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 危險分類: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
• 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