Substituted naphtho[1,8-de:5,4-d'e']bis[1,3]thiazines, process f

Details Substituted naphtho[1,8-de:5,4-d'e']bis[1,3]thiazines, process f Substituted naphtho[1,8-de:5,4-d'e']bis[1,3]thiazines, process f

Filed on

1993-06-28

Date issued

1994-09-20

Examiner

Bernhardt, Emily

Patent Class

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

SubClass

Organic compounds

SubSubClass

Heterocyclic carbon compounds containing a hetero ring...

Other Related Categories

544 14, 564442, 558 17, C07D27908, C07C33130

Type

Patent

Status

active

Patent number

053490622

Description

ABSTRACT:
Compounds of formula I ##STR1## wherein X.sub.1 and X.sub.2 are each independently of the other O, S or Se, and R.sub.1 and R.sub.2 are each independently of the other a monovalent radical of an aliphatic or aromatic hydrocarbon of 1 to 20 carbon atoms which is unsubstituted or substituted by NH.sub.2, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, phenyl or C.sub.3 -C.sub.8 cycloalkyl. The compounds of formula I are able to form electrically conductive charge transfer complexes.

REFERENCES:
K. Nakasuji et al, J. Am. Chem. Soc., vol. 109, No. 23, pp. 6970-6975, (1987).
K. Nakasuji et al, Synthetic Metals, vol. 42, No. 3, pp. 2529-2534, (1991).
Derw. Abst. 73-76041U/50 of DE 2,224,746 1973.
S. de Phys, C3, 44, pp. 1147-1152 (1983) V. Enkelmann.
S. Chem. Soc. pp. 221-226 (1951) S. Whitehurst.
Derwent Abst. 89-317307/44-of DE 3,814,534 1989.
Derwent Abst. CA 80(9):48022n of DE 2,224,746 1973.

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