Specifications

The Patent Office Journal 17/12/2010
4442
(12) PATENT APPLICATION PUBLICATION (21) Application No.3258/CHE/2010 A
(19) INDIA
(22) Date of filing of Application :01/11/2010 (43) Publication Date : 17/12/2010
(54) Title of the invention : PROCESS FOR RESOLUTION OF 1-(3-HYDROXYPHENYL)-2- METHYLAMINO ETHANOL
(51) International classification :C07C213/00
(31) Priority Document No :NA
(32) Priority Date :NA
(33) Name of priority country :NA
(86) International Application No
Filing Date
:NA
:NA
(87) International Publication No : NA
(61) Patent of Addition to Application Number
Filing Date
:NA
:NA
(62) Divisional to Application Number
Filing Date
:NA
:NA
(71)Name of Applicant :
1)DIVI'S LABORATORIES LTD
Address of Applicant :7-1-77/E/1/303; DIVI TOWERS,
DHARAM KARAN ROAD; AMEERPET; HYDERABAD - 500
016 Andhra Pradesh India
(72)Name of Inventor :
1)MURALI KRISHNA PRASAD DIVI
2)GUNDU RAO PADAKANDALA
3)BOLNENI NAGESWARA RAO
4)MEDEPUDI RAMESH BABU
5)MUTYALA KRISHNAJI RAO
6)ALLUPATI PADMANAV PATRO
(57) Abstract :
Resolution of the title compound to its active isomer (R)-l-(3-hydroxyphenyl)-2-methylamino ethanol with (R)- naproxen as resolving
agent is reported.
No. of Pages : 13 No. of Claims : 9