1-Chlorosulphonyl-2,3,4,10-tetrahydro-1H-chromeno[3,4-c]azet-2-o

Details 1-Chlorosulphonyl-2,3,4,10-tetrahydro-1H-chromeno[3,4-c]azet-2-o 1-Chlorosulphonyl-2,3,4,10-tetrahydro-1H-chromeno[3,4-c]azet-2-o

1982-07-16

1984-02-14

Schwartz, Richard A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D491052

Patent

active

044315902

ABSTRACT:
A process is disclosed for producing imidazolidone intermediates from 2H-chromene. The intermediates are useful for synthesizing biotin.

REFERENCES:
patent: 2912391 (1959-11-01), Hardy et al.
patent: 3707476 (1972-12-01), Freedman
patent: 3859261 (1975-01-01), Breslow
patent: 4044020 (1977-08-01), Marx et al.
Barton, J., in Protective Groups in Organic Chemistry, (McOmie, Editor), Plenum Press, London, pp. 43-83, (1973).
Bestian, H., Pure Appl. Chem., 27, 611, (1971), (English Abstract at p. 611).
Borowitz, et al., J. Org. Chem., 31, 3032-3037, (1966).
Eliel, E. et al., Conformational Analysis, Interscience, New York, pp. 189-255, (1965).
Graf, R., Liebigs Ann. Chem., 661, 111, (1963).
Chemical Abstracts, 69:27175x, (1968), [Isaka et al., Yakugaku Zasshi 1967, 87(12), 1556-9].
Chemical Abstracts, 76:99557r, (1972), [Kempter, G., J. Prakt. Chem., 1971, 313(5), 977-85].
Matsui, M., Preparation of Optical Active Biotins, Patent Abstracts of Japan, Band 2, No. 110 for Kokai No. 53-73588, (Sep. 13, 1978).
Matsui, M., Preparation of Optical Active Biotins, Patent Abstract of Japan for Kokai No. 53-73589, (Sep. 13, 1978).
Moriconi, E., Mechanism of Reactions of Sulfur Compounds, vol. 3, Intrascience Rsch. Foundation, Santa Maria, Calif., pp. 131-140, (1968).
Ogawa, T., et al., Carbohydrate Research, 57, C31-C35, (1977).
Ohrui, H., et al., Tett. Lett., 2765-2766, (1975).

Affiliated with

Also associated with

Rating

1-Chlorosulphonyl-2,3,4,10-tetrahydro-1H-chromeno[3,4-c]azet-2-o does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with 1-Chlorosulphonyl-2,3,4,10-tetrahydro-1H-chromeno[3,4-c]azet-2-o, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 1-Chlorosulphonyl-2,3,4,10-tetrahydro-1H-chromeno[3,4-c]azet-2-o will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2374549