## Abstract Different possible mechanisms for the gas phase reaction of formation of bromine chloride from bromine and chlorine are discussed. The rate of the reaction has been deduced from photometric measurements in conventional static reactors of surfaceβtoβvolume ratio ranging between 0.6 and 3
The reaction of melicopine with bromine
β Scribed by R.H. Prager; H.M. Thredgold
- Publisher
- Elsevier Science
- Year
- 1966
- Tongue
- French
- Weight
- 229 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0040-4039
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β¦ Synopsis
In connection with some other work, a method was required for obtaining 7-bromomelicopine, I, from melicopine (1).
The first method attempted was the bromination of q elicopine, II, in acetic acid. By analogy with the work of Acheson ( 2) on E-β’ethylacridone, which rezsdily formed ?,74ibromo-E-methylacridone in acetic acid, bromination was expected to proceed smoothly. The products isolated from this reaction mixture, however, were 7-bromonormelicopine (III: l&b), normelicopine (IV: 6,~) and the quinones V (10);) and VI (5'~).
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A recent investigation of hydrogen abstraction by the trichloromethyl radical from l-substituted adamantanes has been reported by us (1). It was observed that appreciable halogen abstraction by the radical occurred for 1-fluoroadamantane and l-chloroadamantane. Similar halogen abstraction from adama
Kcccivcd 7 hlarch 1977 The rate constant Ior the rrnction Br + 0~ -BrO + 02 has been mcawrcd over the tempcraturc rdrye 224 to 522 EC in a dxhargc llow systcni ucmk a IKISF spcctrornctcr a~ B detector. Rcsultg, c\pre%scd in the form kr = (3.34 c O-40) X IO-\*' X cxp[ -(978 1. 36)/T] cn13 s-' , arc c