N, N-diethyl- p- phenylenediamine ( p- amino-N, N-diethylaniline) is an aromatic organic compound derived from p- phenylenediamine with the chemical formula (C 2 H 5 ) 2 NC 6 H 4 NH 2 . The hydrochloric acid and sulfate salts of N, N-diethyl-p-phenylenediamine are used in the photographs as developing substances for color and black-and-white ultrafine-grained manifestations.
| N, N-diethyl- p- phenylenediamine | |
|---|---|
 | |
| Are common | |
| Chem. formula | C₁₀H₁₆N₂ |
| Thermal properties | |
| T. bale. | 261—262 ° C |
| Chemical properties | |
| Solubility in water | soluble |
| Solubility in alcohol | soluble |
| Ether solubility | soluble |
| Classification | |
| Reg. CAS number | |
| PubChem | |
| Reg. EINECS number | |
| Smiles | |
| Inchi | |
| ChemSpider | |
Physical and chemical properties
Light yellow liquid with a boiling point of 261–262 ° C. It is soluble in water, alcohol, ether [1] .
Getting
N, N-Diethyl- p- phenylenediamine is obtained by reduction of 4-nitro-N, N-diethylaniline with hydrogen using Raney nickel as a catalyst in methanol [1] .
Application
Salts of N, N- diethyl-p-phenylenediamine : N, N-diethyl-p-phenylenediamine sulfate (CPV-1 (USSR and Russia), T-22, TSS ( Agfa , Germany)) and N, N-diethyl-p -phenylenediamine hydrochloride (CD-1, Eastman Kodak , USA) - are used as color developing substances in photography [1] [2] [3] .
Security
It is an allergen [1] .
Notes
- ↑ 1 2 3 4 Knunyants, 1983 , p. 195.
- ↑ Knunyants2, 1983 , p. 195.
- ↑ Hunt, 2009 , p. 363.
Literature
- Hunt R.V. G. Color reproduction / trans. Shadrin A. E .. - 6th ed .. - St. Petersburg. , 2009 .-- 887 p.
- N, N-Diethyl- p- phenylenediamine: article // Chemical Encyclopedic Dictionary / Ch. ed. Knunyants I.L. - M .: Soviet Encyclopedia , 1983. - S. 195. - 792 p.
- N, N-Diethyl- p -phenylenediamine sulfate: article // Chemical Encyclopedic Dictionary / Ch. ed. Knunyants I.L. - M .: Soviet Encyclopedia , 1983. - S. 195. - 792 p.