Patent · US Expired

Diresorcinyl-alkoxy- and -aryloxy-s-triazines

US6111103A · kind A · utility

5Cited by

4References

6Claims

0Family size

Assignee

Ciba Specialty Chemicals Corporation · US

Inventors

Thomas Ehlis · Glückstadt, DE
Elek Borsos · Birsfelden, CH
Helmut Luther · Weil am Rhein, DE
Bernd Herzog · Weil am Rhein, DE

Key dates

Filing date	Apr 6, 1999
Grant date	Aug 29, 2000
Priority date	—
Expiry date	Apr 6, 2019

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D251/22
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to diresorcinyl-alkoxy- and -aryloxy-triazines of the formula ##STR1## in which R.sub.1 is C.sub.2 -C.sub.30 alkyl; C.sub.2 -C.sub.30 alkenyl; unsubstituted or C.sub.1 -C.sub.5 alkyl-mono- or polysubstituted C.sub.5 -C.sub.12 cycloalkyl, C.sub.1 -C.sub.5 alkoxy-C.sub.1 -C.sub.12 alkyl; amino-C.sub.1 -C.sub.12 alkyl; C.sub.1 -C.sub.5 monoalkylamino-C.sub.1 -C.sub.12 alkyl; C.sub.1 -C.sub.5 dialkylamino-C.sub.1 -C.sub.12 alkyl; a radical of the formula ##STR2## R.sub.2, R.sub.3 and R.sub.4, independently of one another, are hydrogen, hydroxyl, C.sub.1 -C.sub.30 alkyl, C.sub.1 -C.sub.30 alkenyl, PA1 R.sub.5 is hydrogen; or C.sub.1 -C.sub.5 alkyl; PA1 m.sub.1 is 0 or 1; and PA1 n.sub.1 is 1 to 5. The novel compounds are suitable as cosmetic UV-A absorbers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.