trioxochromium

• ChemBase编号: 126564
• 分子式: CrO3
• 平均质量: 99.9943
• 单一同位素质量: 99.92525136
• SMILES: O=[Cr](=O)=O
• Canonical SMILES: O=[Cr](=O)=O
• InChI: InChI=1S/Cr.3O
• InChIKey: WGLPBDUCMAPZCE-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: trioxochromium
• IUPAC传统名: chromium trioxide
• 别名: Amberlyst® A-26 负载铬酸; 聚合物负载铬酸; 铬酸酐; 三氧化铬(VI); Chromic acid on Amberlyst® A-26; Chromic acid, polymer-supported; Chromium trioxide; Chromic anhydride; chromium(VI) oxide; chromic acie; anhydride; chromic acid (misnomer); Chromium(VI) oxide; Chromium trioxide solution in sulfuric acid; Sulfuric acid-chromium trioxide mixture; Jone′s reagent

登记号

• CAS号: 1333-82-0; 65272-70-0
• EC号: 215-607-8
• MDL号: MFCD00010952
• PubChem SID: 24846067; 24854172; 24885294; 162220896; 24856401; 24874346; 24853922; 24862111
• PubChem CID: 14915
• CHEBI ID: 48240
• Chemspider ID: 14212
• 美国药典/FDA物质标识码: 8LV49809UC
• 维基百科标题: Chromium_trioxide

理论计算性质

• 质子受体: 3
• 质子供体: 0
• LogD (pH = 5.5): -1.8042
• LogD (pH = 7.4): -1.8042
• Log P: -1.8042
• 摩尔折射率: 4.3287 cm^3
• 极化性: 5.259193 Å^3
• 极化表面积: 51.21 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: 61.7 g/100 mL (0 °C) ; 63 g/100 mL (25 °C) ; 67.45 g/100 mL (100 °C) in water; soluble in sulfuric acid, nitric acid, ethyl alcohol, ethyl ether, acetic acid, acetone
• 外观: (powder and or flakes); crystalline; dark red granular solid ; deliquescent; macroporous; powder
• 熔点: 196 °C (dec.)(lit.); 197°C
• 沸点: 251°C (decomposes)
• 密度: 2.70 g/cm^3 (20 °C)
• 气味: odorless
• 标准摩尔生成焓 (ΔfH^o298): -579 kJ·mol^-1
• 标准摩尔熵 (S^o298): 72 J·mol^-1·K^-1

安全信息

• RTECS编号: GB6650000
• 欧盟危险性物质标志: Carc. Cat. 1; Dangerous for the environment (N); Muta. Cat. 2; 环境危害性(Nature polluting) (N); 氧化性(Oxidising) (O); Oxidizer (O); Repr. Cat. 3; 有毒(Toxic) (T); 剧毒(Highly toxic) (T+); Very toxic (T+)
• 联合国危险货物编号: 1463; 1830
• 德国WGK号: 3
• 联合国危险货物等级: 5.1; 8
• 联合国危险货物包装类别(PG): 2
• 危险公开号: 45-46-60-61-23-35-42/43-48/20-51/53; 45-46-8-24/25-26-35-42/43-48/23-50/53-62; 45-46-9-24/25-26-35-42/43-48/23-50/53-62; R45, R46, R9, R24/25, R26, R35, R42/43, R48/23, R62, R50/53
• 安全公开号: 53-22-26-28-36/37/39-45-60-61; 53-23-26-36/37/39-45-61; 53-45-60-61; S53, S45, S60, S61
• 欧盟危险品索引: 024-001-00-0
• GHS危险品标识: GHS03; GHS05; GHS06; GHS08; GHS09
• GHS警示词: Danger
• NFPA704:
  

  1

  3

  1

  OX
• 半数致死量: 80 mg/kg
• GHS危险声明: H271-H301-H311-H314-H317-H330-H334-H340-H350-H361f-H372-H410; H271-H301-H311-H314-H317-H330-H334-H340-H350-H361-H372-H410; H272-H302-H314-H317-H330-H334-H335-H340-H350-H361-H372-H410; H314-H317-H331-H334-H340-H350-H360FD-H373-H411
• GHS警示性声明: P201-P220-P260-P273-P280-P284; P201-P261-P273-P280-P305 + P351 + P338-P310
• 个人保护装置: dust mask type N95 (US), Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges; 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 1463 5.1/PG 2; UN 1830 8/PG 2

产品相关信息

• 纯度: ~2% CrO3 basis; ≥95.0%; ≥98.0%; ≥99%; ≥99.0% (RT); 99.9% trace metals basis; 99.99%
• 级别: ACS reagent; CP; puriss. p.a.; purum p.a.; ReagentPlus®; SAJ first grade; SAJ special grade
• 颗粒大小: 20-50 mesh
• 杂质: ≤0.005% total nitrogen (N); ≤0.01% Insoluble matter; ≤0.01% insolubles
• 痕量阳离子: Al: ≤50 mg/kg; Ba: ≤50 mg/kg; Ca: ≤100 mg/kg; Cd: ≤5 mg/kg; Cd: ≤50 mg/kg; Co: ≤5 mg/kg; Cu: ≤10 mg/kg; Cu: ≤50 mg/kg; Fe, Al, Ba: ≤0.03%; Fe: ≤100 mg/kg; Fe: ≤50 mg/kg; K: ≤50 mg/kg; Mg: ≤5 mg/kg; Mn: ≤10 mg/kg; Na: ≤0.2%; Na: ≤2000 mg/kg; Ni: ≤5 mg/kg; Pb: ≤100 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg; Zn: ≤50 mg/kg
• 痕量阴离子: chloride (Cl-): ≤0.005%; chloride (Cl-): ≤50 mg/kg; nitrate (NO3-): ≤0.05%; sulfate (SO42-): ≤0.005%; sulfate (SO42-): ≤50 mg/kg
• 标签扩展内容: ~2.5 mmol/g loading
• Empirical Formula (Hill Notation): CrO3

详细说明

Sigma Aldrich - 07404

Application
Reactant for:
• Oxidation of oximes to carbonyl compounds1
• Oxidation of benzoins to benzils2

Sigma Aldrich - 675644

包装
5, 25 g in glass bottle

Sigma Aldrich - 207829

包装
1 kg in glass bottle
5 g in glass bottle

Sigma Aldrich - 359823

Application
聚合物负载试剂，用于伯醇和仲醇的清洁氧化，生成高产量的羰基化合物。
包装
25, 100 g in glass bottle
法律信息
Amberlyst 注册商标 The Dow Chemical Company or an affiliated company of Dow

Sigma Aldrich - 27081

Other Notes
用于通过溶解或熔融而降解的氧化剂1,2

Sigma Aldrich - 523577

包装
100 g in glass bottle

Sigma Aldrich - 232653

Application
与氯化铵一起用于将氢化苯偶姻氧化成苯偶酰。1
包装
1, 2.5 kg in glass bottle
5, 100 g in glass bottle
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 236470

包装
100, 500 g in glass bottle