oxophosphinic acid

• ChemBase编号: 130888
• 分子式: HO3P
• 平均质量: 79.979901
• 单一同位素质量: 79.96633052
• SMILES: OP(=O)=O
• Canonical SMILES: OP(=O)=O
• InChI: InChI=1S/HO3P/c1-4(2)3/h(H,1,2,3)
• InChIKey: UEZVMMHDMIWARA-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: oxophosphinic acid
• IUPAC传统名: oxophosphinic acid
• 别名: (Stablizer); 偏磷酸; (Stabilizer); Phosphoric acid (meta); Metaphosphoric acid, ACS; Metaphosphoric acid; meta-Phosphoric acid; Metaphosphoric acid

登记号

• CAS号: 37267-86-0
• EC号: 253-433-4
• MDL号: MFCD00011351
• 默克索引号: 147345
• PubChem SID: 24845676; 162225166; 24897090; 24854366; 24887485; 24887483
• PubChem CID: 3084658

理论计算性质

• Acid pKa: -2.0
• 质子受体: 3
• 质子供体: 1
• LogD (pH = 5.5): -3.1719975
• LogD (pH = 7.4): -3.172
• Log P: -0.9082
• 摩尔折射率: 12.2864 cm^3
• 极化性: 4.7554817 Å^3
• 极化表面积: 54.37 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: Decomposes in water. Soluble in alcohol
• 外观: chips; Crystalline; lumps (glassy); pieces
• 密度: 2.2

安全信息

• 保存注意事项: Hygroscopic
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C)
• 联合国危险货物编号: 3260; UN3260
• 德国WGK号: 3
• 联合国危险货物等级: 8
• 联合国危险货物包装类别(PG): 3; III
• 危险公开号: 22-35; 34; 34-37
• 安全公开号: 20-26-36/37/39-45-60; 26-36/37/39-45; 26-36/37/39-45-60
• TSCA收录: 是
• GHS危险品标识: GHS05; GHS07
• GHS警示词: Danger
• GHS危险声明: H302-H314; H314; H314-H335
• GHS警示性声明: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P261-P280-P305 + P351 + P338-P310; P280-P305 + P351 + P338-P310
• 个人保护装置: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 3260 8/PG 3

产品相关信息

• 纯度: ~65% HPO3 basis; ≥32.0% HPO3 basis; ≥33.5%; ≥33.5% (T); ≥37.0% HPO3 basis; 33.5-36.5%; 33.5-36.5% HPO3 basis; 33.5-36.5%, bal. NaPO; 39-43%, bal. NaPO; 40-50% (HPO3)n basis; 50-60% (NaPO3)n basis
• 级别: ACS reagent; puriss. p.a.; purum; SAJ first grade; SAJ special grade
• 杂质: ~35% (NaPO3); <0.1% Insoluble matter; ≤0.001% heavy metals (as Pb); ≤0.02% Substances reducing permanganate (as H3PO3
• 痕量阳离子: Al: <0.0005%; As: ≤1 mg/kg; As: ≤1 ppm; As: ≤5 mg/kg; Ca: <0.001%; Ca: ≤20 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: <0.0005%; Cu: ≤5 mg/kg; Fe: <0.0005%; Fe: ≤0.005%; Fe: ≤10 mg/kg; Fe: ≤100 mg/kg; heavy metals (as Pb): ≤0.005%; K: <0.005%; K: ≤50 mg/kg; Mg: <0.0005%; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; NH4+: <0.05%; Ni: ≤5 mg/kg; Pb: <0.001%; Pb: ≤5 mg/kg; Zn: <0.0005%; Zn: ≤5 mg/kg
• 痕量阴离子: chloride (Cl-): <0.001%; chloride (Cl-): ≤0.001%; chloride (Cl-): ≤10 mg/kg; chloride (Cl-): ≤20 mg/kg; MnO4- reducers: ≤0.02%; nitrate (NO3-): ≤0.001%; nitrate (NO3-): ≤5 mg/kg; sulfate (SO42-): <0.005%; sulfate (SO42-): ≤0.005%; sulfate (SO42-): ≤20 mg/kg
• 其他组分: ≥57.0% NaPO3 as stabilizer; 57.0-63.0% NaPO3 as stabilizer; 57.0-63.0% sodium phosphite as stabilizer; 57-63% NaPO3 as stabilizer
• 线性分子式: (HPO3)n

详细说明

Sigma Aldrich - 239275

包装
100, 500, 6×500 g in poly bottle
2.5 kg in poly bottle
5 g in glass bottle

Sigma Aldrich - M6288

包装
100 g in poly bottle