Diphenylamine, redox indicator, reagent grade, ACS
Diphenylamine
CAS: 122-39-4
Molecular Formula: C12H11N
Diphenylamine, redox indicator, reagent grade, ACS - Names and Identifiers
| Name | Diphenylamine |
| Synonyms | C.I. 10355 Diphenylamine N-phenylaniline biphenyl-2-amine N,N-Diphenylamine Diphenylamine p.a. Diphenylamine redox Diphenylamine, synthesis grade DIPHENYLAMINE REAGENT (ACS) N-Phenylbenzeneamine Diphenylamine, redox indicator, reagent grade, ACS Diphenylamine (Oxidation-reduction indicator,white) |
| CAS | 122-39-4 |
| EINECS | 204-539-4 |
| InChI | InChI=1/C12H11N/c1-3-7-11(8-4-1)13-12-9-5-2-6-10-12/h1-10,13H |
Diphenylamine, redox indicator, reagent grade, ACS - Physico-chemical Properties
| Molecular Formula | C12H11N |
| Molar Mass | 169.22 |
| Density | 1.16 |
| Melting Point | 52 °C |
| Boling Point | 302°C(lit.) |
| Flash Point | 307°F |
| Water Solubility | Slightly soluble. 0.03 g/100 mL |
| Solubility | alcohol: passes test |
| Vapor Presure | 1 mm Hg ( 108 °C) |
| Vapor Density | 5.82 (vs air) |
| Appearance | crystalline |
| Color | tan |
| Odor | Floral odor |
| Exposure Limit | TLV-TWA 10 mg/m3 (ACGIH and MSHA). |
| Merck | 14,3317 |
| BRN | 508755 |
| pKa | 0.79(at 25℃) |
| Storage Condition | Store below +30°C. |
| Stability | Stable; may discolour on exposure to light. Incompatible with strong acids, strong oxidizing agents. |
| Sensitive | Air & Light Sensitive |
| Refractive Index | 1.5785 (estimate) |
| Physical and Chemical Properties | Density 1.16 melting point 52-54°C boiling point 302°C flash point 152°C water-soluble clear solution. 0.03g/100 mL |
| Use | Mainly used in the manufacture of rubber antioxidant, propellant stabilizer, also used as intermediates for dyes and pesticides |
Diphenylamine, redox indicator, reagent grade, ACS - Risk and Safety
| Risk Codes | R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R33 - Danger of cumulative effects R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R39/23/24/25 - R11 - Highly Flammable R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S28A - S16 - Keep away from sources of ignition. S7 - Keep container tightly closed. |
| UN IDs | UN 3077 9/PG 3 |
| WGK Germany | 3 |
| RTECS | JJ7800000 |
| FLUKA BRAND F CODES | 8-10-23 |
| TSCA | Yes |
| HS Code | 2921 44 00 |
| Hazard Class | 6.1 |
| Packing Group | III |
| Toxicity | LD50 orally in Rabbit: 1120 mg/kg LD50 dermal Rabbit > 5000 mg/kg |
Diphenylamine, redox indicator, reagent grade, ACS - Upstream Downstream Industry
| Raw Materials | Aniline Ethyl Alcohol |
| Downstream Products | Antioxidant DFC-34 |
Diphenylamine, redox indicator, reagent grade, ACS - Nature
Open Data Verified Data
white monoclinic leaf-like crystals. With weak alkaline. Aromatic flavor. Gradually discolored in visible light. 16. lg the product can be dissolved in 2.2ml ethanol, 4.5 ml propanol, soluble in ether, benzene, acetic acid, carbon disulfide, water-soluble. Flammable in case of open flame and high heat. Powder and air can form an explosive mixture, when it reaches a certain concentration, an explosion will occur on Mars.
Last Update：2024-01-02 23:10:35
Diphenylamine, redox indicator, reagent grade, ACS - Preparation Method
Open Data Verified Data
Industrial diphenylamine is obtained by refining.
Last Update：2022-01-01 09:26:11
Diphenylamine, redox indicator, reagent grade, ACS - Use
Open Data Verified Data
for the Colorimetric Determination of nitrate, nitrite, chlorate, magnesium. For redox indicators, inspection or determination of oxides, organic synthesis and as a liquid desiccant.
Last Update：2022-01-01 09:26:11
Diphenylamine, redox indicator, reagent grade, ACS - Safety
Open Data Verified Data
flammable, irritating. Can damage the nervous system, cardiovascular system and blood system. The toxic effects were similar to those of aniline. Staff should be protected. Mixing with oxidants, acids and edible chemicals is strictly prohibited. Store in a cool, ventilated warehouse. Keep away from fire and heat source. Avoid light. Packaging must be sealed intact. Should be stored separately from oxidants and acids.
Last Update：2022-01-01 09:26:12
Diphenylamine, redox indicator, reagent grade, ACS - Reference Information
| LogP | 3.82 at 20.2℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Used as analytical reagent, redox indicator and liquid desiccant, and also used in the synthesis of organic dyes Mainly used in the manufacture of rubber anti-aging agent, gunpowder stabilizer, and also used as an intermediate for dyes and pesticides The main use of diphenylamine is in the field of rubber chemicals, used in the production of antioxidants, inhibitors, and accelerators; as a dye intermediate, it can produce acid yellow G, acid orange N, acid ink blue A, dispersed blue 5R and other products. It is also an intermediate of plastic stabilizer, veterinary drug sulfide diphenylamine and phenothiazine. Diphenylamine is also used as a stabilizer, analytical reagent, redox indicator and liquid desiccant for nitrocellulose and smokeless explosives. Verification of nitrate, chlorate and other oxidizing substances. Catalytic determination of iridium. Photometric determination of nitrate. Redox indicator. Haploid breeding medium. Making dyes. It is a stabilizer for nitrocellulose, explosives, and cotton. |
| production method | can be obtained by condensation of aniline and aniline hydrochloride at 210-240 ℃ and 0.62MPa pressure. If a catalyst is used, aniline itself can be condensed to obtain diphenylamine without aniline hydrochloride. |
| category | pesticide |
| toxicity classification | poisoning |
| acute toxicity | oral-rat LD50: 1120 mg/kg; Oral-mouse LD50: 1230 mg/kg |
| flammability hazard characteristics | combustion produces toxic nitrogen oxide gas |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from food raw materials storage and transportation |
| fire extinguishing agent | dry powder, foam, sand |
| occupational standard | TLV-TWA 10 mg/m3; STEL 20 mg/m3 |
| spontaneous combustion temperature | 630°C DIN 51794 |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 20:15:17
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