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1. (WO2010078512) PRODUCTION OF SUBSTITUTED PHENYLENE AROMATIC DIESTERS
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/2010/078512 International Application No.: PCT/US2009/069942
Publication Date: 08.07.2010 International Filing Date: 31.12.2009
Chapter 2 Demand Filed: 25.01.2011
IPC:
C07C 37/02 (2006.01) ,C07C 37/07 (2006.01) ,C07C 37/16 (2006.01) ,C07C 37/70 (2006.01) ,C07C 67/08 (2006.01) ,C07C 67/14 (2006.01) ,C07C 69/017 (2006.01) ,C07C 39/08 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
37
Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
01
by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
02
by substitution of halogen
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
37
Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
06
by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
07
with simultaneous reduction of CO group in that ring
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
37
Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
11
by reactions increasing the number of carbon atoms
16
by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
37
Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
68
Separation; Purification; Stabilisation; Use of additives
70
by physical treatment
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
67
Preparation of carboxylic acid esters
08
by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
67
Preparation of carboxylic acid esters
14
from carboxylic acid halides
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
69
Esters of carboxylic acids; Esters of carbonic or haloformic acids
017
Esters of hydroxy compounds having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
39
Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
02
monocyclic with no unsaturation outside the aromatic ring
08
Dihydroxy benzenes; Alkylated derivatives thereof
Applicants:
DOW GLOBAL TECHNOLOGIES LLC. [US/US]; 2040 Dow Center Midland, MI 48674, US (AllExceptUS)
LEUNG, Tak, W. [US/US]; US (UsOnly)
ROTH, Gary, A. [US/US]; US (UsOnly)
TAO, Tao [CN/US]; US (UsOnly)
GAO, Kuanqiang [CN/US]; US (UsOnly)
CHEN, Linfeng [US/US]; US (UsOnly)
Inventors:
LEUNG, Tak, W.; US
ROTH, Gary, A.; US
TAO, Tao; US
GAO, Kuanqiang; US
CHEN, Linfeng; US
Agent:
BARTHEL, Ted, J.; Whyte Hirschboeck Dudek S.C. 555 East Wells Street, Suite 1900 Milwaukee, WI 53202, US
Priority Data:
61/141,90231.12.2008US
61/141,95931.12.2008US
Title (EN) PRODUCTION OF SUBSTITUTED PHENYLENE AROMATIC DIESTERS
(FR) PRODUCTION DE DIESTERS AROMATIQUES DE PHÉNYLÈNE SUBSTITUÉS
Abstract:
(EN) The present disclosure is directed to the production of 5-tert-butyl-3-methyl-l,2- phenylene dibenzoate and the purification thereof. Synthesis pathways for a precursor to 5- tert-butyl-3 -methyl- 1,2-phenylene dibenzoate are provided. The precursor is 5-tert-butyl-3-methylcatechol.
(FR) La présente invention concerne la production du dibenzoate de 5-tert-butyl-3-méthyl-l,2-phénylène et sur sa purification. Des voies de synthèse pour un précurseur du dibenzoate de 5-tert-butyl-3-méthyl-1,2-phénylène sont présentées. Le précurseur est le 5-tert-butyl-3-méthylcatéchol.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LS, MW, MZ, NA, 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, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, SE, SI, SK, SM, 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)
Also published as:
EP2373604SG172438JP2012514599CN102333749RU2011132141KR1020110100311
RU0002553475BRPI0918707VN27806ID051.4815MYPI 2011003064TH126602
IN4619/CHENP/2011