Page 184 - CW E-Magazine (26-9-2023)

PARACHLORO META CRESOL
Special Report Acetophenone Dicyclohexylamine Itaconic Acid Para Phenetidine FOR YOUR REQUIREMENTS OF
Benzaldehyde Formic Acid 99% Magnesium Oxide Succinic Acid / Anhy. Tris Buffer
Lithium Hydroxide Hexylene Glycol N-Butyl Amine Tributyl Amine 5-Fluorocytosine
and N O are also formed. This seems to S. Peters et al have highlighted cur- Merging molecular catalysts Cinnamic Acid Iso Amyl Alcohol Pure Phthalimide Triphenyl Phosphine
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be a promising approach. (ACS Sustain- rent status of the title subject. Reaction and MOFs for photocatalytic QUATERNARY PHOSPHONIUM / AMMONIUM / COMPOUNDS Cytosine
able Chem. Eng., 2023; DOI: 10.1021/ kinetics and catalytic active materials fuel production Benzyl Triphenyl Phosphonium Chloride Tetra-Butyl Ammonium Bromide / Iodide Vinyl Trichlorosilane
acssuschemeng.2c06706). are reviewed, with a focus on both Ru- Cetyl Trimethyl Ammonium Bromide Tetra-Butyl Ammonium Hydrogen Sulphate (S,S)-2,8-Diazabicyclo[4,3,0]-Nonane
The role of acetonitrile in the based and non-noble catalyst systems P.M. Stanley et al have worked on the Ethyl Triphenyl Phosphonium Bromide Tetra-Ethyl Ammonium Bromide / Iodide Tert Amyl Alcohol
and their respective developments. use of water and CO for making fuels;
Ethyl Triphenyl Phosphonium Iodide
direct synthesis of H O over (ChemCatChem, 2022; DOI: 10.1002/ via the combination of solar-light har- Butyl Triphenyl Phosphonium Bromide Tetra-Propyl Ammonium Bromide 1,2,3 Triacetyl-5-Deoxy-D-Ribose
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Triethyl Benzyl Ammonium Chloride
2
2
Pd supported by ion-exchange cctc.202201604). vesting and the generation of efficient Methyl Triphenyl Phosphonium Bromide Tributyl Benzyl Ammonium Chloride DIBOC (BOC -Anhydride)
resins chemical energy carriers, which is an Methyl Triphenyl Phosphonium Iodide Contact: SAMIR CHEMICALS Tert-Butyldimethylsilyl Triflate
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F. Sandri et al have mentioned that the Expeditious synthesis of beta attractive proposition. These authors Tetra-Phenyl Phosphonium Bromide Opp. United Ink, Vile Parle (East), Mumbai 400 057. Trifluoromethanesulfonic Anhydride
conventional selectivity enhancers are NH alcohols via direct ammo- have developed molecular consti- PYRIDINIUM SALTS Tel.: 022-26169022 / 26117772 Sunrise Lifesciences Pvt. Ltd.
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Pd/C and Pd-ion-exchange resin cata- This is an interesting, challenging and nomy is realised. MOFs have valuable Lauryl Pyridinium Chloride / Bromide Website: www.samirchem.com (AD-1) Email: info@sunriselifesciences.in (11)
useful paper by G. Ma et al as nor-
lysts were studied with acetonitrile. It mally e.g. ethylene oxide + NH gives characteristics; various strategies of
seems acetonitrile inhibits O-O splitting HOCH CH NH . The strategy is of grafting molecular complexes such Distributors for Henan Jindan Lactic Acid Technology Co., China
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and works as an enhancer only with “trading space for time under weakly as catalysts and photosensitisers onto
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ion-exchange support. (Catalysis Com- activated catalysis” and “shielding the MOFs are discussed. The opportu- LACTIC ACID SODIUM LACTATE CALCIUM LACTATE
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munications, 2023,174, Jan., 106585; reactivity of the product”. A stoichio- nities and limitations of one-pot and LACTIC ACID POWDER MAGNESIUM LACTATE BUFFERED LACTIC ACID
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DOI:10.1016/j.catcom.2022.106585). metric amount of HCOONH as an step-wise approaches have been exa-
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additive plays a dual role. A range of mined in details. The practical applica- ACRYLONITRILE DI CYCLO PENTADIENE ITACONIC ACID GLYOXAL 40% POTASSIUM BI CARBONATE
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Electrocatalytic hydrogenation substrates including terpene-and ste- bility of selected examples is covered.  Acetonitrile Cyclohexane Formic Acid 99% & 85% Methane Sulphonyl Chloride (MSC)
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of alkenes with Pd/C nano- roid-derived epoxides cleanly go to (Nature Chemistry, 2022, 14, 1342-  Acrylamide Cyclohexanone Hydroxylamine Sulfate (HAS) Methyl Propyl Ketone - 99.9%
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tubes at an oil-water interface the target beta-NH alcohols, in excel- 1356).  Acrylic Acid Cyclohexanol L(+)Tartaric Acid N-Methyl Pyrrolidone (NMP)
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lent yields. (GreenChem, 2023; DOI: 
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C. Han et al have referred to electrocata- 10.1039/D2GC04647D). Catalyst and process for Butyl Carbitol Di Methyl Carbonate Methylene Di Chloride Paraformaldehyde 91% & 96%
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lytic hydrogenation of unsaturated the synthesis of adiponitrile  Butylated Hydroxy Toluene Di Methyl Sulphoxide Methyl Methacrylate (MMA) Potassium Carbonate Powder
organics leading to high-value chemi- Selective mono-N-methylation (AN) via catalytic amination  Butylated Hydroxy Anisole Ethyl Acrylate Methacrylic Acid (MAA) Sodium Formate
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cals. However, the low solubility of of amines using methanol as a of 6-hydroxyhexanenitrile  Bisphenol A 2-Ethyl Hexyl Acrylate (2EHA) Methane Sulphonic Acid (MSA) Tetrahydrofuran (THF)
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the substrate affects the process. These methylating reagent over hetero- (HHN) from ε-caprolactone
geneous Ni catalysts Please Contact: Importers & Dealers in: Chemicals & General Merchandise
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portance of mono-N-methylated amines ing AN, for which different routes are
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tries. These authors have reported Ni to hexamethylene diamine, required AVAILABLE ZUHHAD INTERNATIONAL
nanoparticle catalysts Ni/ZnAlO -600, for Nylon 6,6 and for diisocyanate. B-506, Merchant Center, Sector 19 , Vashi, Navi Mumbai
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A variety of substrates were mono- MIN 98% PURITY  2-Chlorothiophene 2,5-Dichlorothiophene
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authors have shown that a Pickering methylated in yields varying from amination of CL to HHN, over a ZnO  Thiophene-2-Aldehyde 2-Bromothiophene
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emulsion compartmenting organic sub- 75% to 97% at 160-180 C. (Catalysis catalyst (a patented process), fol-  2-Acetyl Thiophene Para Bromo Anisole
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strates and aqueous electrolytes in dif- Sci. Technol., 2023; DOI: 10.1039/ lowed by catalytic amination to AN, PLEASE CONTACT  5-Chlorothiophene-2-Carboxylic Acid (Rivaroxaban Intermediate)
ferent phases enables efficient process. D2CY01539K). using an Al O -MgO composite-sup- FOR YOUR REQUIREMENT  2-Butyl-4-Chloro-5-Formyl-1H-Imidazole (BCFI) Losartan Intermediate
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Various alkenes were studied and bio- ported bimetallic catalyst, Ni Fe / IMPORTS
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oil and bio-crude are candidates. (Nature Al O -MgO (0.8:1.2) -700-2. At 300 C,  Cyanoacetic Acid 70% / 98% Cyanuric Chloride
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Catalysis, 2022, 5, 1110-119). atmospheric pressure, HHN/NH /H  Thiophene 99% Biphenyl
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molar ratios of 1:5:2, the conversion MFD BY:-  2-Methylresorcinol Resorcinol
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Thermocatalytic NH decom- reached 63% with AN selectivity of  Benzamidine Hcl D (-) Tartaric Acid
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position 3 51.5%. The mechanism by which the GULSHAN CHEMICALS PRIVATE LIMITED  Tetrahydrofuran Gammabutyrolactone
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28/09
184 Chemical Weekly September 26, 2023
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