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    • 3. 发明授权
    • Production of 3,4-dihydroxy phospholane oxides
    • 3,4-二羟基磷酰氧化物的生产
    • US4102949A
    • 1978-07-25
    • US758527
    • 1977-01-11
    • Reinhard SchliebsHans-Dieter Block
    • Reinhard SchliebsHans-Dieter Block
    • C07F9/36C07F9/6568C07F9/32C07F9/53
    • C07F9/36C07F9/65681C07F9/65685
    • A process for the preparation of a 3,4-dihydroxy phsopholane oxide of the formula ##STR1## in which R.sup.1 represents an alkyl, alkoxy, alkenyl, alkenyloxy, alkinyl or alkinyloxy with up to 18 carbon atoms and substitution products thereof; aryl and aryloxy having up to 14 carbon atoms and substitution products thereof; cycloalkyl and cycloalkoxy having up to 6 ring carbon atoms and substitution products thereof; dialkylamino having up to 6 carbon atoms per alkyl radical and substitution products thereof; and N-hetero-radicals, andR.sup.2, r.sup.3 and R.sup.4 independently of one another represent a C.sub.1 -C.sub.4 -alkyl radical or hydrogen,Comprising reacting a phospholene oxide of the formula ##STR2## with hydrogen peroxide in the presence of a catalytic amount of an osmium compound at a temperature in the range of about 20.degree. to 150.degree. C, especially about 35.degree. to 100.degree. C.
    • 制备式“IMAGE”的3,4-二羟基环己烷氧化物的方法,其中R 1表示具有至多18个碳原子的烷基,烷氧基,烯基,烯氧基,炔基或烷氧基及其取代产物; 具有至多14个碳原子的芳基和芳氧基及其取代产物; 环烷基和具有至多6个环碳原子的环烷氧基及其取代产物; 每个烷基具有至多6个碳原子的二烷基氨基及其取代产物; 和N-杂原子,R 2,R 3和R 4彼此独立地表示C 1 -C 4 - 烷基或氢,在过氧化氢的存在下,在催化量的 锇化合物在约20至150℃,特别是约35至100℃的温度范围内。
    • 4. 发明授权
    • Substituted cyclic phosphine oxides
    • 取代的环磷酰氧化物
    • US4052484A
    • 1977-10-04
    • US648710
    • 1976-01-13
    • Reinhard SchliebsHans-Dieter Block
    • Reinhard SchliebsHans-Dieter Block
    • C07F9/53C07F9/6568C07F9/32C07F9/48
    • C07F9/65685
    • A cyclic phosphine oxide of the formula ##STR1## in which R.sup.1 is an alkyl or an aryl radical having up to 14 carbon atoms,R.sup.2, r.sup.3 and R.sup.4 each independently is a C.sub.1 -C.sub.4 -alkyl radical, hydrogen, chlorine or bromine,X and Y each independently is oxygen or sulfur,a, b, and c each independently is 0 or 1, andR.sup.5 is a C.sub.1 -C.sub.12 -alkyl radical and, where a = 0, also an aryl radical and, where a = 1, an equivalent of a cation,R.sup.6 is a C.sub.1 -C.sub.12 -alkyl radical and, where b = 0, also an aryl radical and, where b = 1, an equivalent of a cation,Is produced by reacting an unsaturated 5-membered cyclic phosphine oxide of the formula ##STR2## with a compound containing a phosphorus-hydrogen bond and of the formula ##STR3## in which R.sup.7 is a C.sub.1 -C.sub.12 -alkyl radical or, where a = 0, also an aryl radical, andR.sup.8 is a C.sub.1 -C.sub.12 -alkyl radical or, where b = 0, also an aryl radical,In the presence of free radicals at a temperature of about 50.degree. C to about 300.degree. C, and the reaction product is optionally hydrolyzed and converted into a salt.