Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1979-12-28
1981-10-20
Helfin, Bernard
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
568338, 564 81, C07C 4500
Patent
active
042962587
ABSTRACT:
New process for the preparation of acetylenic macrocyclic ketones, which compounds represent useful intermediates for the synthesis of valuable perfuming ingredients, viz. muscone and EXALTONE.RTM. (cyclopentadecanone).
REFERENCES:
Ohloff et al., Helv. Chim. Acta, vol. 50 (1967) 705-713.
Industrial Chemicals, 2nd Ed. (1957) 384-388.
Buchi Georges H.
Fehr Charles
Ohloff Gunther
Firmenich SA
Helfin Bernard
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