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Title: Synthesis and purification of 1,3,5-triamino-2,4,6-trinitrobenzene (TATB)

Patent ·
OSTI ID:908400

A method to convert surplus nitroarene explosives (picric acid, ammonium picrate,) into TATB is described. The process comprises three major steps: conversion of picric acid/ammonium picrate into picramide; conversion of picramide to TATB through vicarious nucleophilic substitution (VNS) of hydrogen chemistry; and purification of TATB.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
W-7405-ENG-48
Assignee:
The Regents of the University of California (Oakland, CA)
Patent Number(s):
7,057,072
Application Number:
10/910,659
OSTI ID:
908400
Country of Publication:
United States
Language:
English

References (3)

Preparation of Picramide journal September 1946
Towards unraveling the photochemistry of TATB journal February 2002
The synthesis of fused benzotriazoles based on hexaaminobenzene derivatives journal January 1993