The delta function potential model of chemical binding has been employed to compute the bond and molecular polarizabilities of benzyl chloride and benzyl bromide. The transferabdity of bond parallel component has been examined. The semiempirical equations proposed by Long and Plane, and Lippincott a
Reactivity, SCE induction and mutagenicity of benzyl chloride derivatives
β Scribed by K. Hemminki; K. Falck; K. Linnainmaa
- Publisher
- John Wiley and Sons
- Year
- 1983
- Tongue
- English
- Weight
- 475 KB
- Volume
- 3
- Category
- Article
- ISSN
- 0260-437X
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β¦ Synopsis
Benzyl chloride, benzyl bromide, p-methylbenzyl chloride, and p-nitrobenzyl chloride were used to study chemical reactivity with 4-( p-nitrobenzy1)-pyridine (NBP), and with guanosine in vitro, in relation to mutagenic potency in S. typhimunum and sister chromatid exchange (SCE) induction in CHO cells. Benzyl bromide was found to be the most reactive compound, followed by p-methylbenzyl chloride, benzyl chloride and p-nitrobenzyl chloride. The order of mutagenicity was p-nitrobenzyl chloride S benzyl bromide > benzyl chloride % p-methylbenzyl chloride. The compounds tested caused base-pair mutations only. The order of WE-inducing ability decreased as follows: benzyl bromide > benzyl chloride p-nitrobenzyl chloride = p-methylbenzyl chloride. The particularly high mutagenicity of p-nitrobenzyl chloride in bacteria may be due to reactions other than direct aralkylation, or it may react particularly actively with DNA. Among the other compounds, benzyl bromide was the most active aralkylating compound, mutagen and SCE inducer. The results suggested that reaction of NZ of guanine, as compared with N-7 of guanine, failed to show any remarkable mutagenicity or SCE induction, since p-methylbenzyl chloride, reacting preferentially at N2 of guanosine, failed to show unexceptional potency. chromatid exchange.
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