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Photochromic Dichroic Naphthopyrans and Optical Articles Containing them

Aiken, Stuart, Gabbutt, Christopher D., Heron, B. Mark, Kershaw, Christopher, Smith, Nicola Jane and Cano, Jean Paul (2009) Photochromic Dichroic Naphthopyrans and Optical Articles Containing them. WO/2009109546.

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(EN)A naphthopyran compound represented by the formulae (I) to (II) wherein : ▪ mi, Hi2, p, q are each an integer comprised from O to 4 or 5 inclusive; ▪ Ri, R2 and R4, represent a group selected from halogen, H, -Ra, aryl, -OH, -ORa, -SH, -SRa, -NH2, -NR8RaI, -NRbRc, -NRalCORa, -NRaiCO(aryl), -NRai aryl, -N-aryfe, -N(aryl)CO(aryl), -CO-R3, -CO2R3I, -OC(O)-Rd, and -X-(Re)-Y, and linear or branched (Ci-Ci8) perfluoroalkyl group, wherein R3, Rai, Rb, Rc, X, Y, Re, Rd are as defined into the description; ▪ Zi re resent a group selected from: (formules)
(FR)L'invention porte sur un composé naphtopyrane représenté par les formules (I) à (II) dans lesquelles : ▪ mi, Hi2, p, q sont chacun un entier compris entre 0 à 4 ou 5 inclus ; ▪ Ri, R2 et R4 représentent un groupe choisi parmi halogène, H, -Ra, aryle, -OH, -ORa, -SH, -SRa, -NH2, -NR8RaI, -NRbRc, -NRalCORa, -NRaiCO(aryle), -NRai aryle, -N-aryle, -N(aryl)CO(aryle), -CO-R3, -CO2R3I, -OC(O)-Rd et -X-(Re)-Y et un groupe perfluoroalkyle en C1-C18 linéaire ou ramifié, où R3, Rai, Rb, Rc, X, Y, Re, Rd sont tels que définis dans la description ; ▪ Zi représente un groupe choisi parmi : (formules).

Item Type: Patent
Subjects: Q Science > Q Science (General)
Q Science > QD Chemistry
Schools: School of Applied Sciences
Related URLs:
Depositing User: Sara Taylor
Date Deposited: 03 Jan 2013 13:59
Last Modified: 28 Aug 2021 11:25


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