Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Savita Kiran Shingote"'
Publikováno v:
ChemistrySelect. 1:2221-2224
Autor:
Vilas H. Rane, Amol M. Garkhedkar, Ashutosh A. Kelkar, Savita Kiran Shingote, Vivek V. Ranade
Publikováno v:
Indian Chemical Engineer. 57:219-239
Cinnamyl alcohol (COL) is one of the important perfumery chemicals and is obtained from cinnamaldehyde (CAL). This work presents one of the two steps of intensifying the hydrogenation of CAL to COL...
Autor:
Vedavati G. Puranik, Ashutosh A. Kelkar, Savita Kiran Shingote, Debamitra Chakravarty, Raghunath V. Chaudhari, Sudhindra H. Deshpande, Vaishali S. Shende
Publikováno v:
RSC Advances. 5:51722-51729
New unsymmetrical vicinal diamine ligands with systematic variation in the regio and stereo positions in the amine and sulphonamide groups were synthesized from cheap starting material such as norephedrine. Catalytic Asymmetric Transfer Hydrogenation
Autor:
Kumar Vanka, Savita Kiran Shingote, Ashutosh Anant Kelkar, Vaishali S. Shende, Sudhindra H. Deshpande, Nishamol Kuriakose
Publikováno v:
RSC Adv.. 4:46351-46356
Asymmetric transfer hydrogenation of various cyclic imines proceeded efficiently with water/methanol co-solvent media in 20 min with excellent yields and enantioselectivities by employing Rh–TsDPEN catalyst and sodium formate as a hydrogen donor. T
Publikováno v:
Green Chemistry Letters and Reviews. 5:19-26
An efficient one-pot synthesis of β-hydroxy sulfides from thiophenol and cyclic carbonates catalyzed by large-pore zeolites has been reported. Reaction of thiophenol with ethylene carbonate in the presence of the Na-X zeolite catalyst gave the highe
Autor:
Rajesh G. Gonnade, Savita Kiran Shingote, Sudhindra H. Deshpande, Ashutosh A. Kelkar, Raghunath V. Chaudhari
Publikováno v:
Catalysis Letters. 138:231-238
Catalytic asymmetric transfer hydrogenation of aromatic alkyl ketones has been investigated using [Ru(p-cymene)Cl2]2 and new derivatives of β-amino alcohols synthesized from (S)-(−)-lactic acid and mandelic acid as ligands. Chiral secondary alcoho
Autor:
Ashutosh A. Kelkar, Anu Joseph, Sudhindra H. Deshpande, Savita Kiran Shingote, Vaishali S. Shende
Publikováno v:
Organic letters. 17(12)
Asymmetric transfer hydrogenation (ATH) of imines has been performed with variation in formic acid (F) and triethylamine (T) molar ratios in water. The F/T ratio is shown to affect both the reduction rate and enantioselectivity, with the optimum rati
Autor:
Kumar Vanka, Nishamol Kuriakose, Sudhindra H. Deshpande, Ashutosh Anant Kelkar, Vaishali S. Shende, Savita Kiran Shingote
Publikováno v:
ChemInform. 46
1-Substituted 6,7-dimethoxy-3,4-dihydroisoquinolines (I) and (III) are used as substrates in the title reaction.
Autor:
Deepak R. Nagargoje, Savita Kiran Shingote, Pravin V. Badadhe, Priyanka G. Mandhane, Charansingh H. Gill
Publikováno v:
Ultrasonics Sonochemistry. 19:94-96
A one pot, three-component condensation of benzoin/benzyl, an aldehyde, and ammonium acetate using diethyl bromophosphate as a mild oxidant is achieved to form trisubstituted imidazole compounds. Under ultrasound irradiation, a smooth condensation oc
Autor:
Savita Kiran Shingote, Pradip D. Joshi, Raghunath V. Chaudhari, Ashutosh A. Kelkar, Yogesh L. Borole
Publikováno v:
Ultrasonics sonochemistry. 15(4)
Asymmetric transfer hydrogenation of ketones using Ru(II)arene/amino alcohol catalyst system proceeds with significant rate enhancement by ultrasound promotion. Comparison of the silent reactions carried out at 25 degrees C with reactions under sonoc