41. 1966 General Aniline & Film acquires Sawyer's, manufacturer of photographic equipment 42. 1968 General Aniline & Film Corp . formally changes its name to GAF Corporation 43. Aniline derivatives are converted to a diazo compounds.44. It is a derivative of aniline and is a member of the chloroacetanilide herbicides. 45. Commercially available, it may be prepared by reacting benzoic acid and aniline directly. 46. The traditional paint was aniline , which can fade with time and repeated cleanings. 47. The aniline plant was demolished the following year. 48. For aryl amines, nitrobenzenes are converted to anilines , and azoxybenzenes to azobenzenes. 49. In the beginning of the 19th century plant dyes were replaced by aniline colourings. 50. The compound is useful because it couples with aniline derivatives to give azo dyes.