Organic synthesis

Details Organic synthesis Organic synthesis

1988-12-16

1990-12-25

Hines, Robert V.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

564390, 564443, 568767, C07C 37045, C07C20900

Patent

active

049805053

ABSTRACT:
The conversion of ortho-hydroxylated Mannich bases to the corresponding methylated compounds, e.g., cresols, can be effectively carried out using a novel hydrogenation technique.

REFERENCES:
patent: 2194215 (1940-03-01), Bruson et al.
patent: 3187049 (1965-06-01), Green
patent: 3188346 (1965-06-01), Kallopissis et al.
patent: 3461172 (1969-08-01), Previc
patent: 3592854 (1971-07-01), Potts et al.
patent: 3946086 (1976-03-01), Borisovid et al.
patent: 4302599 (1981-11-01), Peer et al.
patent: 4475001 (1984-10-01), Lester
patent: 4480140 (1984-10-01), Lester
"An Efficient Synthesis of 3,5-Dihydroxy-4-methylbenzoic Acid", R. Borchardt, J. Org. Chem., (1981), 46, pp. 5021-5022.
"Catalytic Hydrogenation over Platinum Metals", P. N. Rylander, (1967), Academic Press, pp. 467 & 498.
"Advances in the Chemistry of Mannich Bases", Synthesis, (1973), pp. 749-750.

Affiliated with

Also associated with

Rating

Organic synthesis does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Organic synthesis, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Organic synthesis will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1164228