Chlorophosphonazo Ⅲ
chlorophosphonazo iii
CAS: 1914-99-4
Molecular Formula: C22H16Cl2N4O14P2S2
Chlorophosphonazo Ⅲ - Names and Identifiers
Chlorophosphonazo Ⅲ - Physico-chemical Properties
| Molecular Formula | C22H16Cl2N4O14P2S2 |
| Molar Mass | 757.36 |
| Density | 2.08±0.1 g/cm3(Predicted) |
| Melting Point | >300oC |
| Solubility | Easily soluble in water, slightly soluble in ethanol and acetone, insoluble in ether, benzene, chloroform and carbon tetrachloride. |
| Appearance | Purple brown crystalline powder |
| Color | Black |
| BRN | 2934871 |
| pKa | -1.36±0.40(Predicted) |
| Storage Condition | -20°C Freezer, Under inert atmosphere |
| Sensitive | Easily absorbing moisture |
| Refractive Index | 1.811 |
| MDL | MFCD00042698 |
| Use | This product is for scientific research only and shall not be used for other purposes. |
Chlorophosphonazo Ⅲ - Risk and Safety
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
Chlorophosphonazo Ⅲ - Introduction
Rose red in aqueous solution with pH<3, rose red slightly purple in aqueous solution with pH = 3, and purple when pH>4. It is light green in concentrated sulfuric acid. Decomposed in concentrated nitric acid. It is light blue in sodium hydroxide and sodium carbonate solutions. The molar absorbance coefficient is 74,500~75,500, which has higher complexation performance than azoarssⅠ. Spectrophotometric determination of uranium and calcium. It can form colored complexes with calcium, barium, magnesium, copper, zinc, lead, iron, cobalt, nickel, beryllium, aluminum, yttrium, thorium, cerium and ammonium under different conditions.
Last Update：2022-10-16 17:14:40
Chlorophosphonazo Ⅲ - Reference Information
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Used for spectrophotometric determination of alkaline earth metal reagents, determination of uranium and strontium, and can be combined with calcium, barium, magnesium, copper, zinc, and lead under different conditions., Iron, cobalt, nickel, beryllium, aluminum, yttrium, thorium, cerium and ammonium form colored compounds. Spectrophotometric determination of uranium and calcium. It can form colored complexes with calcium, barium, magnesium, copper, zinc, lead, iron, cobalt, nickel, beryllium, aluminum, yttrium, thorium, cerium and ammonium under different conditions. |
Last Update：2024-04-09 21:04:16
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View History
Chlorophosphonazo Ⅲ
三乙基氧膦
盐酸美西律汀EP杂质A
柳叶鱼黄素
硬脂醇磷酸酯
2,6,6-trimethyl-3-cyclohexadiene-1-carboxaldehyde
2-AMINO-6-(TERT-BUTYL)-4-PHENYLNICOTINONITRILE
油酰胺 MEA磺基琥珀酸酯二钠
硝酸镝(III)六水化合物
Fatty alcohol polyoxyethylene ether O-10
三乙基氧膦
盐酸美西律汀EP杂质A
柳叶鱼黄素
硬脂醇磷酸酯
2,6,6-trimethyl-3-cyclohexadiene-1-carboxaldehyde
2-AMINO-6-(TERT-BUTYL)-4-PHENYLNICOTINONITRILE
油酰胺 MEA磺基琥珀酸酯二钠
硝酸镝(III)六水化合物
Fatty alcohol polyoxyethylene ether O-10