Name | 4-Aminodiphenyl |
Synonyms | 4-adp 4-BIPHENYLAMINE 4-AMINOBIPHENYL 4-PHENYLANILINE 4-Aminobiphenyl 4-Aminodiphenyl biphenyl-4-amine 4-BIPHENYLYLAMINE AKOS BBS-00000786 4-phenylbenzenamine p-aminophenylbenzene [1,1'-BIPHENYL]-4-AMINE |
CAS | 92-67-1 |
EINECS | 202-177-1 |
InChI | InChI=1/C12H11N/c13-12-8-6-11(7-9-12)10-4-2-1-3-5-10/h1-9H,13H2 |
InChIKey | DMVOXQPQNTYEKQ-UHFFFAOYSA-N |
Molecular Formula | C12H11N |
Molar Mass | 169.22 |
Density | 1.1154 (rough estimate) |
Melting Point | 52-54°C(lit.) |
Boling Point | 191°C15mm Hg(lit.) |
Flash Point | >110°C |
Water Solubility | 842 mg/L at 20–30 °C (quoted, Mercer et al., 1990) |
Solubility | Soluble in Dichloromethane, DMSO and Methanol |
Vapor Presure | 6 x 10-5 mmHg at 20–30 °C (quoted, Mercer et al., 1990) |
Appearance | powder |
Color | Brown to Dark Yellow |
Merck | 13,1235 |
BRN | 386533 |
pKa | 4.35(at 18℃) |
Storage Condition | -20°C Freezer |
Stability | Stable, but slowly reacts with oxygen in the air. Combustible. Incompatible with strong oxidizing agents, acids, acid anhydrides, acid chlorides. |
Refractive Index | 1.5785 (estimate) |
Physical and Chemical Properties | Melting Point: 53 °c Boiling Point: 302 ℃ water solubility: 0.0311g/100 mL Appearance: colorless crystals that turn purple in Air |
Risk Codes | R45 - May cause cancer R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
Safety Description | S53 - Avoid exposure - obtain special instructions before use. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
UN IDs | UN 3077 9/PG 3 |
WGK Germany | 3 |
RTECS | DU8925000 |
TSCA | Yes |
HS Code | 29214990 |
Hazard Class | 6.1(a) |
Packing Group | I |
Toxicity | Acute oral LD50 for rats 200 mg/kg, mice 50 mg/kg (quoted, Verschueren, 1983). |
Henry's Law Constant | (x 1010 atm?m3/mol):3.89 at 25 °C (calculated, Mercer et al., 1990) |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
(IARC) carcinogen classification | 1 (Vol. 1, Sup 7, 99, 100F) 2012 |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
uses | dyes and pesticide intermediates. It is also used in the manufacture of the scintillator P-Terphenyl. This product is toxic and carcinogenic. determination of sulfate. Manufacture of dyes. Cancer Research. Organic Synthesis.? Inducing DNA damage (carcinogen) in human bladder cancer cells and mouse bladder tissue? Synthesis of enriched amine ligands, depletion and one-step purification of Leech protein |
production method | obtained by nitration and reduction of biphenyl: add biphenyl and nitric acid to the reactor for heating and reflux for 3H, it is cooled, poured into ice to crystallize, filtered, washed with water, and recrystallized with ethanol to obtain p-nitrobiphenyl. Then it is added to ethanol, heated to reflux under stirring, Na2S is slowly added, the reaction is cooled, poured into ice water, filtered by crystallization, dried by suction, and vacuum dried to obtain a finished product. |
category | toxic substances |
toxicity grade | high toxicity |
Acute toxicity | oral-rat LD50: 500 mg/kg; Oral-mouse LD50: 205 mg/kg |
flammability hazard characteristics | open flame, near-heat, flammable on Mars and strong oxidants; toxic nitrogen oxide gas emitted by heat |
storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored and transported separately from food raw materials |
fire extinguishing agent | water, carbon dioxide, sand, foam |
Occupational Standard | TWA 10 mg/m3; Tel 20 mg/m3 |
spontaneous combustion temperature | 842 ° F. |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |