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Machine translation
1. (WO2005063667) PROCESS FOR PREPARING DIMETHYLBENZOPHENONES
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2005/063667    International Application No.:    PCT/IN2003/000459
Publication Date: 14.07.2005 International Filing Date: 31.12.2003
Chapter 2 Demand Filed:    27.07.2005    
IPC:
C07C 45/46 (2006.01)
Applicants: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH [IN/IN]; Rafi Marg, New Delhi 110 001 (IN)
Inventors: SINGH, Anand, Pal; (IN).
LANDGE, Shainaz, Moula; (IN)
Agent: SUBRAMANIAM, Hariharan; Subramaniam, Nataraj & Associates, E- 556, Greater Kailash II, New Delhi 110 048 (IN)
Priority Data:
Title (EN) PROCESS FOR PREPARING DIMETHYLBENZOPHENONES
(FR) PROCEDE DE PREPARATION DE DIMETHYLBENZOPHENONES
Abstract: front page image
(EN)The present invention provides a process fo preparing 4,4’- dimethylbenzophenone of formula (1) by reacting toluene with para-toluoyl chloride (p-T-CI) acylating agent over a solid acid triflic acid functionalized mesoporous zirconia catalyst.
(FR)L'invention concerne un procédé de préparation de 4,4'- diméthylbenzophénone de formule (1) par réaction de toluène avec un agent d'acylation constitué de chlorure de para-toluoyle (<i>p</i>-T-CI) sur un catalyseur acide solide de zircone mésoporeux fonctionnalisé avec de l'acide triflique.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, UZ, VC, VN, YU, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IT, LU, MC, NL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)