Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1977-05-16
1979-07-10
Helfin, Bernard
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C07C 7946
Patent
active
041608658
ABSTRACT:
Asymmetric synthesis of optically active 3,7,11-trimethyl-dodecan-1-ol, an intermediate for producing optically active vitamin E, from isovaleraldehyde or prenal including intermediates in this synthesis.
REFERENCES:
patent: 3716565 (1973-02-01), Henrick
patent: 3755411 (1973-08-01), Henrick et al.
patent: 3803187 (1974-04-01), Henrick
patent: 3996379 (1976-12-01), Mihailouski
Chan et al., J. Org. Chem., 41(22), pp. 3497-3505, 1976.
Chan Ka-Kong
Saucy Gabriel
Breitenstein G. T.
Epstein William H.
Helfin Bernard
Hoffmann-La Roche Inc.
Leon Bernard S.
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