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Topic: Acetone peroxide


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In the News (Fri 4 Dec 09)

  
  Destruction of acetone peroxides - Patent 5003109
In certain known processes, particularly for the preparation of phenols and diphenols, acetone is contacted with an oxidizing agent such as hydrogen peroxide and the acetone peroxides are formed as by-products.
Another such process in which acetone peroxides are formed entails the hydroxylation of phenol, of substituted phenols or of phenol ethers, by hydrogen peroxide, in an acetone medium and in the presence of synthetic zeolites, described in the French Patent published under number 2,523,575.
The acetone peroxides principally include two compounds, i.e., the dimer formed from 2 molecules of acetone, and the trimer formed from 3 molecules of acetone.
www.freepatentsonline.com /5003109.html   (2433 words)

  
  NationMaster - Encyclopedia: Acetone peroxide   (Site not responding. Last check: )
Acetone peroxides are common and unwanted by-products of oxidation reactions, eg.
Acetone peroxide and benzoyl peroxide are used as flour bleaching agents to bleach and "mature" flour.
Acetone peroxide, a powerful explosive, is an unwanted and dangerous byproduct of several chemical reactions, ranging from illicit synthesis of MDMA (where it is a by-product of isosafrole oxidation in acetone) to industrial production of phenol (where the second product of the cumene process, acetone, is partially oxidized to peroxide on the second reaction step).
www.nationmaster.com /encyclopedia/Acetone-peroxide   (4019 words)

  
 Acetone peroxide
Acetone peroxide is a high explosive that can be made from common household items: drain cleaner (sulfuric acid), hydrogen peroxide, and acetone.
Acetone peroxide was discovered in 1895 by R. Wolffenstein (Chemische Berichte 28, 2265 (1895).
Many people have been killed or permanently injured when trying to synthesize acetone peroxide: their most common error is that of temperature.
www.xasa.com /wiki/en/wikipedia/a/ac/acetone_peroxide.html   (405 words)

  
 Acetone peroxide - Definition, explanation
Acetone peroxide is a high explosive that can be made from common household items: drain cleaner (sulfuric acid), hydrogen peroxide, and acetone.
Acetone peroxide was discovered in 1895 by R. Wolffenstein (Chemische Berichte 28, 2265 (1895)).
Also known as "peroxyacetone," acetone peroxide most commonly refers to the cyclic trimer TCAP (tri-cyclic acetone peroxide, or tri-cyclo), obtained by mixing hydrogen peroxide with acetone using a small amount of acid (mentioned above) as a catalyst.
www.calsky.com /lexikon/en/txt/a/ac/acetone_peroxide.php   (529 words)

  
 The mechanics of a living bomb
Acetone peroxide is an explosive most widely available and the simplest in preparation.
The plastification of acetone peroxide ("cooking" the explosive to form it as needed when it becomes cold) is a very dangerous process, too.
Sometimes Palestinian terrorists use acetone peroxide as an initiating explosive, and ammonal, which is simpler and less dangerous in preparation as the main explosive.
www.waronline.org /en/terror/suicide.htm   (1461 words)

  
 Reference.com/Encyclopedia/Organic peroxide
Methyl ethyl ketone peroxide, benzoyl peroxide and to a much smaller degree acetone peroxide are used as radical initiators for radical polymerization of some resins, eg.
Benzoyl peroxide and acetone peroxide are used as bleaching and "maturing" agents for treating flour to make its grain release gluten easier; the alternative is letting the flour slowly oxidize by air, which is too slow for the industrialized era.
Acetone peroxide, a powerful explosive, is an unwanted and dangerous byproduct of several chemical reactions, ranging from synthesis of MDMA (where it is a by-product of isosafrole oxidation in acetone) to industrial production of phenol (where the second product of the cumene process, acetone, is partially oxidized to peroxide on the second reaction step).
www.reference.com /browse/wiki/Organic_peroxide   (1047 words)

  
 Hydrogen peroxide - Wikipedia, the free encyclopedia   (Site not responding. Last check: )
Peroxide was used very successfully as an oxidizer for early World-War-II era German rockets, and for the low-cost British launchers, Black Knight and Black Arrow.
Hydrogen peroxide is incompatible with many substances that catalyse its decomposition, including most of the transition metals and their compounds.
Hydrogen peroxide is manufactured today almost exclusively by the autoxidation of 2-ethyl-9,10-dihydroxyanthracene to 2-ethylanthraquinone and hydrogen peroxide using oxygen from the air.
www.knowledgehunter.info /wiki/Hydrogen_peroxide   (3286 words)

  
 Acetone: Free Encyclopedia Articles at Questia.com Online Library
Acetone is widely used in industry as a solvent for numerous organic substances and is a component of most paint and varnish removers.
Acetone was weakly correlated with all criteria...0.50-0.66) and weakly correlated with acetone (r = 0.32).
Acetone peroxide is highly sensitive to heat...ingredients include drain cleaner, bleach and acetone, which is found in some nail varnish removers...
www.questia.com /library/encyclopedia/acetone.jsp?l=A&p=1   (1480 words)

  
 Acetone peroxide - Article from FactBug.org - the fast Wikipedia mirror site
Warning: Acetone peroxide is highly heat, friction, and shock sensitive.
All forms of acetone peroxide are very sensitive to initiation and degrade in long-term storage, so they are used as explosives only by unconventional forces (e.g.
Now measure out 150ml of hydrogen peroxide and 50ml of acetone in a glass measuring cup or beaker or graduated cylinder and mix the two together in a glass jar or beaker.
www.factbug.org /cgi-bin/a.cgi?a=578412   (789 words)

  
 Pyrotech Mailing List - Peroxides   (Site not responding. Last check: )
But, detonating such high concentrated peroxide would be just a waste of a good raw material.
Acetone peroxide is very sensitive to shock, friction and especially sparks and flame.
There are also many other organic peroxides, that are similar to acetone peroxide.
www.armory.com /~spcecdt/pyrotech/plist/msg.14.html   (457 words)

  
 A
Acetone peroxide is one of the most sensitive explosive known to man. Gre a t care would be needed to handle this explosive carefully.
CAUTION: Aceto n e peroxide one of the most sensitive explosive known to man. this composition is dangerous and would need to be handled by someone with a lot of common sense.
Acetone peroxide is formed when hydrogen peroxide 30% acts on acetone.
www.stormloader.com /users/explosive/acetonpe.htm   (455 words)

  
 [No title]
This explosive is very simular to acetone peroxide, perhaps a little less sensitive, however is very sensitive to contaminants and must be thougherly washed before being used.
First the smokless powder is turned into a paste by combining 2 parts powder to 3 parts acetone in a sealed glass jar, this is left for 3 days, you should now be left with a fl paste with a viscocity slightly thicker than honey.
I cant be sure how the addition of the smokeless powder to the acetone peroxide contributes to the explosion however it seems to raise the power.
www.geocities.com /bloodysites/arsenal.html   (10490 words)

  
 20 July 2005: Acetone peroxide — ordinary ingredients for an extraordinary explosive
The explosive power of acetone peroxide (or triacetone triperoxide — TATP — its correct chemical name) is close that of TNT.
The acid-catalysed peroxidation of acetone leads to up to three forms of acetone peroxide, including a monomer, cyclic dimer, and a cyclic trimer.
Calculations from Keinan and his team predict is that TATP undergoes an entropic explosion, each molecule of TATP collapsing to produce three molecules of acetone and one of ozone.
www.rsc.org /chemistryworld/News/2005/July/20070502.asp   (566 words)

  
 Entropic Memes » Blog Archive » One Easy Way to Build a Bomb
One set of pretty straightforward instructions for making acetone peroxide, the compound currently believed to be at the heart of the UK terror hysteria currently underway (and the previous terror hysteria, as well).
The effect is from rapid dissociation of weak atomic bonds within the acetone peroxide molecules, not from a chemical reaction as seen in all common explosives.
Acetone peroxides require neither heat to form nor do they release heat when they dissociate; the effect is similar to the solid-to-gas reaction that deploys automobile air bags.
www.slugsite.com /archives/201   (1261 words)

  
 Megalomania's Method of Making Acetone Peroxide
In the literature is is commonly referred to as acetone peroxide because it is typically a mixture of isomers.
There are actually two isomers of acetone peroxide, the first is tricycloacetone peroxide, which is what will be made here, and the second is dicycloacetone peroxide.
Since 30% hydrogen peroxide is hard to obtain, substituting 10 times the volume of commercially available 3% peroxide is acceptable, although this will lower the yield a bit.
www.roguesci.org /megalomania/explo/acetoneperoxide.html   (866 words)

  
 Rorta - Acetone Peroxide   (Site not responding. Last check: )
Acetone peroxide is probably the simplest explosive to make because the materials for it are readily available.
Acetone in nail polish remover is a little less pure than the stuff at paint stores, and it does affect yield a little but not too much.
Acetone peroxide as far as i know is NOT too sensative too light, but storing it long enough to see if light affects it to begin with is just a dumb move.
forum.rorta.net /showthread.php?t=19   (2335 words)

  
 The First Responder
An example is triacetone peroxide (or acetone peroxide) crystals scattered on the floor at the start of a drug raid which can be detonated just by walking on the crystals.
At least 2 grams of the material must be present for acetone peroxide to detonate in an unconfined space, but someone walking on a crystals spilled on the floor can still be injured.
Acetone peroxide (left) is a white, crystalline powder with a distinctive acrid odor.
www.aristatek.com /newsletter/0512December/TechSpeak.aspx   (2433 words)

  
 Terrorists, Explosives, and Security Issues - Associated Content
Richard Reid, the convicted terrorist known as the "shoe bomber" had acetone peroxide explosives in a powdered form in his shoe.
Acetone Peroxides are particularly scary compounds because the materials they are assembled from are so easy to get, they can be made at home, and the stuff is exceedingly unstable.
Acetone Peroxides in the hands of terrorists are in that class of explosives that are unpredictable, unstable and darn hard to detect.
www.associatedcontent.com /article/52180/terrorists_explosives_and_security.html   (580 words)

  
 Schneier on Security: On the Implausibility of the Explosives Plot
Aceton peroxide, the result of the reaction between H2O2 and acetone, does not contain nitro groups and therefore undetectable by conventional means, so they could as well prepare it beforehands.
Generally the acetone and peroxide are mixed first, then the acid is added; it is not likely that the bombers were planning to be carrying around an acid + hydrogen peroxide mixture.
When we started out working with high concentration peroxide as a rocket fuel, we conducted a number of tests to determine how dangerous it really was, because most accounts that you hear aren't from first hand experience, but instead are a collection of exaggerations of rumors from uncontrolled circumstances.
www.schneier.com /blog/archives/2006/08/on_the_implausi.html   (11133 words)

  
 British Police Say Bombs Used in Transport Attack Were Homemade
Police sources say new evidence leads them to believe the London bombs were made from acetone peroxide, and not military-style explosives as first thought.
Police say traces of acetone peroxide have been found at one of the four bomb sites and at the home of one of the four suspected suicide bombers in the northern city of Leeds.
Acetone peroxide is the same type of compound used by the confessed British shoe bomber, Richard Reid, who tried to blow up a U.S.-bound jetliner in 2001 with explosives packed in his athletic shoes.
www.voanews.com /english/2005-07-15-voa6.cfm   (533 words)

  
 EmergencyTech.org » Acetone Peroxide Explosive Detection Technologies   (Site not responding. Last check: )
TATP is highly volitile and is often called the “Mother of Satan” and the “suicide bomber’s explosive of choice” because, much like all acetone peroxide explosives, it is relatively easy to manufacture using household chemicals and it is extremely difficult to detect.
Acetone peroxide explosives were also the choice of “shoe bomber” Richard Reid (TAPT) and the July 7, 2005 terrorist attacks in London (HDMT) so they obviously present a growing problem for responders.
Tagged as: Homeland Security, Counterterrorism, HazMat, Law Enforcement Acetone peroxide explosives, as we discussed yesterday, present numerous challenges to responders when considering the difficulty of detecting and identifying not only the explosives but their component chemicals in the field.
emergencytech.org /2006/08/acetone-peroxide-explosive-detection-technologies   (802 words)

  
 Peroxides (Arno Hahma; George Herbert; Norman L. Reitzel; Wouter Visser; E. Michael Smith)
If the peroxide is dry, it always explodes with a great violence regardless of confinement.
Newsgroups: alt.engr.explosives From: wfvisser Subject: Re: acetone,hydrogen peroxide and HCl Date: Wed, 7 Feb 1996 00:02:30 GMT Tomyv wrote: > Other than being extremely explosive, does anybody know what this is? > please reply In short: extremely sensitive, and not suitable for 'experimenting'.
The "moist" peroxide burns with a large fireball, if ignited in the open and in relatively small amounts.
yarchive.net /explosives/peroxide.html   (1459 words)

  
 totse.com | Acetone Peroxide Detonators   (Site not responding. Last check: )
Acetone peroxide is a primary explosive that can be made from hair bleach (hydrogen peroxide), acetone, and sulfuric acid.
Measure 30 milliliters of acetone and 50 milliliters of hydogen peroxide into a glass container and mix thoroughly.
Acetone peroxide is a powerful initiator and can be used by itself as the main filler when making homemade detonaters.
www.totse.com /en/bad_ideas/ka_fucking_boom/162155.html   (615 words)

  
 Latest Terror Threat - More Government Foreknowledge
The supposed explosive device this time was a Peroxide-based explosive, which is mildly explosive and can be prepared from acetone, hydrogen Peroxide, and an acid catalyst.
This type is claimed by governments to be "widely in use by terrorist groups," though we have no known terrorist events where it has been used, except by one Palestinian terrorist, and then as a detonator only-not as the main charge.
Both Peroxide and Acetone are clear liquids, but acetone (laquer thinner) is easily identifiable by smell and its high rate of evaporation.
www.rense.com /general73/latest.htm   (1225 words)

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