Indanylidene compounds, a process for their preparation and thei

Compositions – Light transmission modifying compositions – Ultraviolet

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424 59, F21V 904, A61K 742

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059650664

ABSTRACT:
Compounds of the formula I according to claim 1 are excellently suitable as UV absorbers for use in cosmetic products, in particular sunscreen compositions, daytime care products and hair care products. They are furthermore suitable for protection of products.

REFERENCES:
patent: 3751563 (1973-08-01), Richardson
patent: 4284621 (1981-08-01), Preuss et al.
patent: 4307108 (1981-12-01), Belletire et al.
patent: 4617390 (1986-10-01), Hoppe et al.
patent: 5563298 (1996-10-01), Weitzel et al.
Organikum, pp. 458-461, (1986).
B.L. Diffey, et al., A new substrate to measure sunscreen protection factors throughout the ultraviolet spectrum, J. Soc. Cosmet. Chem., 40, (3), pp. 127-133, (1989).
Arthur C. Cope et al.: "The Rearrangement of Allyl Groups in Three-Carbon Systems. V. Ethyl (3-Indenyl)-allylcyanoacetate" Journal of the American Chemical Society., Bd. 71, Nr. 5, May 19, 1949, pp. 1589-1593.
E.C. Horning et al.: "Dimethoxyindanyl and -indenyl Derivatives" Journal of the American Chemical Society, Bd. 76, Nr. 6, Mar. 30, 1954, pp. 1700-1702.
A.K. Bahl et al.: "Nuclear Magnetic Resonance Evidence Regarding the Stereochemistryof Some Cyanoindanylidene Compounds" Journal of the Chemical Society, Section C: Organic Chemistry., 1971, pp. 1583-1585.
E. Campaigne et al.: "Ring closure of Ylidenemalonitriles. II. Steric Effects of a Ring at the beta-Position" Journal of Organic Chemistry, Bd. 28, Nr. 3, Mar. 22, 1963, pp. 623-624.
Richard Sommerville: "Synthesis and Pharmacological Evaluation of Aromatic Dihydroxylated Spiro indan-1,3'-pyrrolidine and Spiro[indan-2,2'-pyrrolidine] Derivatives" Journal of Pharmaceutical Sciences., Bd. 74, Nr. May 5, 1985, pp. 553-555.
Joseph H. Chan et al.: "2,4-Diamino-5-benzylpyrimidines as Antibacterial Agents. 14. 2,3 -dihydro-1-(2,4-diamino-5-pyrimidyl 1H-indenes as Conformationally Restricted Analogues of Trimethoprim" Journal of Medicinal Chemistry, Bd.334, Nr. 2, Feb., 1991, pp. 550-555.
Swati Das et al.: "Aryl Participated Cyclisations Involving Indane Derivatives A Total Synthesis of (+/-)-Isolongifolene" Tetrahedron Letters, Bd. 33, Nr. 9, Feb. 25, 1992, pp. 1229-1232.
N.F. Eweiss et al.: "Knoevenagel-Type Condensationof Indan-I-one with Active Methylene Compounds" Revue Roumaine de Chimie, Bd. 24, Nr. 11-12, 1979, pp. 1485-1489.
Basudeb Basu et al.: "Studies on Intramolecular Cyclisatins. Synthesis of ring systems Related to Sesquiterpenes" Synthetic Communications, Bd. 11, Nr. 10, 1981, pp. 803-809.
Sukanta Bhattacharyya et al.: "Selective Reduction of Dienones. Intermediates for Sesqui-and diterpenes" Synthetic Communications, Bd. 19, Nr. 3&4, 1989, pp. 673-678.
M. Aadil et al.: "Synthesis of 4,5 Disubstituted 2-Chloronicotinates" Synthetic Communications, Bd. 23, Nr. 18, 1993, pp. 2587-2592.
Database WPI Section Ch, Week 9225 Derwent Publications Ltd., London, GB; class D21, AN 92-204486 & JP 04 134 043 A (Kao Corp May 7, 1992.

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