Guaiaconic acid A from guaiac resin

Details Guaiaconic acid A from guaiac resin Guaiaconic acid A from guaiac resin

1980-01-25

1981-10-27

Cockeram, H. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 97, 260 459NC, 252182, C08L 9300, C08K 524, C09F 102

Patent

active

042972710

ABSTRACT:
The invention provides a diagnostic agent for the detection of occult blood in feces comprising hydrogen peroxide and, as a chromogen, guaiaconic acid A, optionally with a stabilizer. The invention provides, as a novel substance, guaiaconic acid A having a specific extinction E.sub.1 cm.sup.1% at 600 nm of at least 200, determined by the reaction with peroxidase and hydrogen peroxide, having infra-red bands at

REFERENCES:
patent: 2258673 (1941-10-01), Buxton
patent: 2345098 (1944-03-01), Buxton
patent: 2529446 (1950-11-01), Black
patent: 4063894 (1977-12-01), Ogawa et al.
patent: 4092120 (1978-05-01), Suovaniemi et al.
Auterhoff et al., Arch. Pharm., 299,618 (1966).
Auterhoff et al., Arch. Pharm., 302,545 (1969).
Dispensatory of the U.S., 24th Ed. J. B. Lippincott, Phila. (1947) pp. 522-523.

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