Process for the production of sulphoalkyl quaternary salts

Details Process for the production of sulphoalkyl quaternary salts Process for the production of sulphoalkyl quaternary salts

1980-03-06

1981-12-29

Randolph, John D.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

542472, 546136, 546153, 546334, 548121, 548143, 548217, C07D27762

Patent

active

043083900

ABSTRACT:
Sulphoalkyl and sulphoalkenyl quaternary salts of heterocyclic nitrogen compounds are prepared by reacting heterocyclic compounds containing a tertiary ring nitrogen atom at an elevated temperature with an O-sulphoalkyl or O-sulphoalkenylisourea compound.

REFERENCES:
Mees et al., The Theory of Photographic Process, pp. 202-221 (1966) 3rd ed. equivalent pages from 4th ed., Macmilan Pub. Co. 1977 on spectral sensitizers of cyanine dyes and merocyanine dye classes.
Furukawa et al., Chem. Abst. vol. 52, abstract bridging cols. 10917 to 10918 (1958).

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