Butyl peroxydicarbonate appears as a colorless liquid. Shipped or stored with not more than 62% peroxide in solution of organic solvent. Crystallizes when dry. May explode from heat, shock or friction, when dry. Handle with extreme care.
Novel compounds comprising a thiocarbonyl-sulfanyl group, which can be used for the radical synthesis of-alpha-perfluoroalkylamines
申请人:Zard Samir
公开号:US20060122404A1
公开(公告)日:2006-06-08
The invention relates to compounds having the general formula (I), the method of preparation thereof and the use thereof in organic radical synthesis. The invention also relates to compounds having the formula (II), the method of preparation thereof and a method for preparing compounds having the formula (VIII).
Process for the industrial synthesis of the compound of formula (I)
化合物(I)的工业合成过程
Mixtures of at least one dialkylphosphinic acid with at least one other dialkylphosphinic acid that is different therefrom, method for production thereof, and use thereof
申请人:Clariant International Ltd.
公开号:US10246640B2
公开(公告)日:2019-04-02
Mixtures of at least one dialkylphosphinic acid with at least one other dialkylphosphinic acid that is different therefrom, method for production thereof, and use thereof.
The invention relates to a mixture of at least one dialkylphosphinic acid of the formula (I)
in which
R1, R2 are the same or different and are each C1-C18-alkyl, C2-C18-alkenyl, C6-C18-aryl, C7-C18-alkylaryl,
with at least one different dialkylphosphinic acid of the formula (II)
in which
R3, R4 are the same or different and are each C1-C18-alkyl, C2-C18-alkenyl, C6-C18-aryl and/or C7-C18-alkylaryl,
with the proviso that at least one of the R3 and R4 radicals is different than R1 and R2.
[EN] (STABILISED) PEROXIDE COMPOSITIONS PHLEGMATISED WITH A SPECIFIC UNSATURATED PHLEGMATISING AGENT<br/>[FR] COMPOSITIONS DE PEROXYDE (STABILISEES) FLEGMATISEES AU MOYEN D'UN FLEGMATISANT INSATURE SPECIFIQUE
申请人:AKZO NOBEL NV
公开号:WO2004000799A1
公开(公告)日:2003-12-31
The invention relates to peroxide compositions that are phlegmatised with a specific unsaturated phlegmatising agent. The phlegmatised peroxide compositions are optionally stabilised. In addition, the invention relates to the safe handling of these peroxide compositions and the use of these peroxide compositions in polymerisation processes..
[EN] STABILIZED ORGANIC PEROXIDE COMPOSITION AND PROCESS FOR MAKING THE SAME<br/>[FR] COMPOSITION A BASE DE PEROXYDE ORGANIQUE STABILISE, ET PROCEDE DE FABRICATION
申请人:CROMPTON CORP
公开号:WO2004096762A1
公开(公告)日:2004-11-11
An organic peroxide stabilizing composition comprises an organic peroxide and an organic peroxide stabilizing compound selected from one of the following general formulas (I) or (II): or mixture thereof wherein R' is hydrogen, alkyl of from 1 to about 10 carbon atoms, or aryl of from 6 to about 12 carbon atoms, optionally substituted with at least one halogen, lower alkyl, or hydroxy group; R2 is hydrogen, -OH, -C(O)R3 or -C(O)OR3 in which R3 is hydrogen or lower alkyl; R4 and R5 each independently has one of the meanings of R' and, additionally, R4 can be - C(O)OR3; wherein R3 has one of the same meanings as above and m is 0 or an integer of from 1 to about 20, n is 0 or 1 and o is 0 or an integer of from 1 to about 20 in an amount sufficient to retard the rate of decomposition of the organic peroxide.