3,6-bis[2-(2-arsonophenyl)diazen-1-yl]-4,5-dihydroxynaphthalene-2,7-disulfonic acid

• ChemBase编号: 105058
• 分子式: C22H18As2N4O14S2
• 平均质量: 776.36992
• 单一同位素质量: 775.86928528
• SMILES: Oc1c(/N=N/c2c(cccc2)[As](=O)(O)O)c(cc2cc(c(/N=N/c3c(cccc3)[As](=O)(O)O)c(O)c12)S(=O)(=O)O)S(=O)(=O)O
• Canonical SMILES: Oc1c2c(cc(c1/N=N/c1ccccc1[As](=O)(O)O)S(=O)(=O)O)cc(c(c2O)/N=N/c1ccccc1[As](=O)(O)O)S(=O)(=O)O
• InChI: InChI=1S/C22H18As2N4O14S2/c29-21-18-11(9-16(43(37,38)39)19(21)27-25-14-7-3-1-5-12(14)23(31,32)33)10-17(44(40,41)42)20(22(18)30)28-26-15-8-4-2-6-13(15)24(34,35)36/h1-10,29-30H,(H2,31,32,33)(H2,34,35,36)(H,37,38,39)(H,40,41,42)
• InChIKey: UQHVTNUJRKELCE-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: 3,6-bis[2-(2-arsonophenyl)diazen-1-yl]-4,5-dihydroxynaphthalene-2,7-disulfonic acid
• IUPAC传统名: 3,6-bis[2-(2-arsonophenyl)diazen-1-yl]-4,5-dihydroxynaphthalene-2,7-disulfonic acid
• 别名: 2,2′-(1,8-二羟基-3,6-二磺基亚萘基-2,7-双偶氮)双苯胂酸; 2,7-双(2-胂酸苯偶氮)变色酸; 偶氮胂III; 2,2′-(1,8-Dihydroxy-3,6-disulfonaphthylene-2,7-bisazo)bisbenzenearsonic acid; 2,7-Bis(2-arsonophenylazo)chromotropic acid; Arsenazo III; VINCAMINE; 2,7-Bis(2-arsonophenylazo)-1, 8-dihydroxy-3, 6-naphthalene disulfonic acid; 2,2'-[1, 8-dihydroxy-3,6-disulfo-2, 7-naphthalene-bis(azo)dibenzenearsonic acid; ARSENAZO III FREE ACID

登记号

• CAS号: 1668-00-4; 1617-90-9
• EC号: 216-788-6; 216-576-3
• MDL号: MFCD00036695
• Beilstein号: 5717957
• PubChem SID: 24891431; 162093618; 24846864
• PubChem CID: 9810878

理论计算性质

• Acid pKa: -3.1470242
• 质子受体: 18
• 质子供体: 8
• LogD (pH = 5.5): -6.437638
• LogD (pH = 7.4): -6.940274
• Log P: 2.4512
• 摩尔折射率: 148.3298 cm^3
• 极化性: 62.228947 Å^3
• 极化表面积: 313.7 Å^2
• 可自由旋转的化学键: 8
• 里宾斯基五规则: false

分子性质

理化性质

• 熔点: >320 °C(lit.)
• 紫外吸收波长: λmax 530 nm

安全信息

• 保存条件: Room Temperature (15-30°C)
• RTECS编号: YY8575000
• 欧盟危险性物质标志: 环境危害性(Nature polluting) (N); 有毒(Toxic) (T); 有害性(Harmful) (Xn)
• 联合国危险货物编号: 3280; 3465
• 德国WGK号: 3
• 联合国危险货物等级: 6.1
• 联合国危险货物包装类别(PG): 2; II
• 澳大利亚Hazchem: 2X
• 危险公开号: 23/25-50/53; R:22; R:58-23/25
• 安全公开号: 20/21-28-45-60-61; S:28-45-20/21-61; S:36/37/39
• 欧盟危险货物分类: T3
• 欧盟危险识别号(EUHIN): 6.1B
• 美国ERG指导号: 151
• GHS危险品标识: GHS06; GHS09
• GHS警示词: Danger
• GHS危险声明: H301 + H331-H410
• GHS警示性声明: P261-P273-P301 + P310-P311-P501
• 个人保护装置: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
• RID/ADR: UN 3465 6.1/PG 2

产品相关信息

• 纯度: ~95%
• 杂质: <0.1% Ca
• 痕量阳离子: Ca: ≤500 mg/kg; Cd: ≤50 mg/kg; Cr: ≤200 mg/kg; Mg: ≤50 mg/kg; Mo: ≤50 mg/kg; Zn: ≤50 mg/kg
• 品质说明: for spectrophotometric det. of Th, Zr, U, Cd, Zn, Ca
• 线性分子式: (HO)2C10H2(SO3H)2(N=NC6H4AsO3H2)2

详细说明

MP Biomedicals - 02195059

Free Acid Purity: ~95% Suitable for determination of micromolar amounts of calcium.

MP Biomedicals - 02158295

Crystalline

Sigma Aldrich - 11090

General description
请访问 滴定中心 了解更多信息。
Other Notes
用于检测钍、铀、锆和稀土金属的试剂1,2；钙指示剂用染料3

Sigma Aldrich - A92775

包装
1, 5, 10 g in glass bottle
Application
Arsenazo III is used in the determination of calcium in serum.1,2 It has been used to evaluate calcium transport in permeabilized cells.3 Arsenazo III has also been used for the spectrophotometric determination of uranium and thorium.4,5