Zobrazeno 1 - 10
of 57
pro vyhledávání: '"B. B. Lohray"'
Publikováno v:
Liebigs Annalen. 1996:189-200
An efficient, highly regio- and enantioselective methodology for the synthesis of α-silyl aldehydes and ketones 2 and 6 using two different procedures was developed. Direct α-silylation of the azaenolates derived from SAMP/RAMP hydrazones 3 with va
Autor:
Vidya Bhushan, B. B. Lohray
Publikováno v:
Current Medicinal Chemistry. 11:2467-2503
Insulin resistance is the major cause in Non Insulin Dependent Diabetes Mellitus (NIDDM). In this review insulin production from beta-cells and action of insulin is briefly described. Any intervention either in the production or action of insulin has
Autor:
Vidya Bhushan, B. B. Lohray and
Publikováno v:
Organic Synthesis Set. :44-50
Autor:
Bajji Ac, K. A. Reddy, Reddy Kv, Rao Nv, Ranjan Chakrabarti, Rao In, Bhushan, Krishna Th, Ramanujam Rajagopalan, Reddy Pr, T. Dileepkumar, B. B. Lohray, Hemant K. Jajoo
Publikováno v:
Journal of Medicinal Chemistry. 42:1927-1940
Several thiazolidinedione derivatives having 5-hydroxy-2,3-dihydro-2, 2,4,6,7-pentamethylbenzofuran moieties and their 5-benzyloxy derivatives and 5-hydroxy-2,4,6,7-tetramethylbenzofuran moieties were synthesized and evaluated in db/db mice. Insertio
Publikováno v:
Research on Chemical Intermediates. 25:887-901
Synthesis of various isomers of 2,5-dihydroxymethyl-3,4-dihydroxypyrrolidine (DMDP) is reported from different stereoisomers of bisepoxides and cyclic sulfates. Depending on the nature of protecting groups, the course of reaction could be changed whi
Autor:
B. B. Lohray, K. Anji Reddy, P.Hari Kishore, Babu Rajesh, V. Venugopal Rao, Ramanujam Rajagopalan, A. Sekar Reddy, V. Bhushan, K.Vivekananda Reddy, Ranjan Chakrabarti, Ashok Channaveerappa Bajji, V. Saibaba
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 8:999-1002
Several thiazolidinediones having antioxidant moities in their structural motif have been synthesised and evaluated for their euglycemic and hypolipidemic activities. A few of them have been found to be superior to troglitazone.
An efficient synthesis of (3R)-4-amino-3-hydroxy butyric acid (GABOB) via cyclic sulfite methodology
Publikováno v:
Tetrahedron: Asymmetry. 7:2411-2416
The cyclic sulfite 6 prepared from enantiomerically pure N-[(2 S )-2,3-dihydroxypropan-1-yl]phthalimide 2 derived from D -mannitol upon treatment with KCN in DMF afforded N-[(2 S )-3-cyano-2-hydroxy propan-1-yl]phthalimide which was hydrolysed to fur
Publikováno v:
Journal of Organometallic Chemistry. 519:147-159
The preparation of highly diastereo- and enantiomerically enriched alkoxycarbonyl-substituted tetracarbonyl (η3-allyl)iron(1+) complexes 2a–d (2a–c: 20–53%, de > 90- ⩾ 95% or greater; 2d: 31–40%, ee ⩾ 99%) by means of an auxiliary contro
Publikováno v:
Journal of Organometallic Chemistry. 514:227-232
The nucleophilic addition of various enantiopure d2-carbon nucleophiles (chiral enamines 1 or metalated imines 2 and silylketon derivatives 3) to racemic planar chiral electrophilic tetracarbonyl(η3-allyl)iron(1+) complexes 5 proceeds with complete
Publikováno v:
Tetrahedron Letters. 34:5067-5070
Allylsilanes 2 of high enantiomeric purity (ee = 90 − ⩾ 98 %) are prepared in good yields from optically active α-silylaldehydes 1 via Wittig olefination with various alkylidene triphenylphosphoranes in high E:Z selectivities (90:10 – 97:3) an