Page 187 - CW E-Magazine (9-7-2024)

Special Report Amino Ethyl Ethanol Amines (AEEA)
Acrylic Acid  Adipic Acid
Acrylamide  B.A.M.
tion). Acetic acid leaching enhanced by Development of lab-scale conti- Converting CO into carbon Bisphenol-A  DETA  E.D.A.
2
u/s was studied to extract Ca and Mg nuous stirred-tank reactor nanotubes (CNTs) by reacting Melamine  M.D.I.  M.A.A.  M.M.A.
and leading to the synthesis of CaCO (CSTR) as fl ow process tool for with ethane Maleic Anhydride  Neo Pentyl Glycol
3
whiskers. Temperature was 70°C. This oxidation reactions using O Phthalic Anhydride
strategy merits attraction. (Sepn. Purfn. 2 Y. Yuan et al have come out with an
Technol., 2024, 339, 2 July, 126615; DOI: U. Gnadinger et al have stressed the interesting and potentially useful way Polyvinyl Alcohol (All Grade)
10.1016/J.Seppur.2024.126615). importance of carrying out oxidation of using CO . Fe, Co, Ni metals were T.D.I.  TEPA  TETA  TMP
2
reaction with O , as this is superior to used at 750°C. Thus we have a strategy TITANIUM DIOXIDE (ALL GRADE)
2
Photochemistry in pharma- the use of common reagents, some of to store carbon via high value CNTs And lot of other chemicals
ceutical development which may be even toxic. These authors and also giving valuable syngas with Ramesh Bhai-9223432075
have used state-of-the-art 3D printing Akshar Plast Chem
E.G. Moschetta et al (has a large num- and experimental feedback to develop a adjustable H /CO ratio. Without CO Investment Pvt. Ltd.
2
2
ber of authors) have surveyed the title miniature CSTR which enable effi cient direct pyrolysis of ethane undergoes Tel: 022-40043503
subject with respect to strategies and use of O . Here heat dissipation is good rapid deactivation. (Angew. Chem. Intl. Email: aksharplastchem55@gmail.com
2
approaches to industry-wide implemen- due to a high surface-to-volume ratio and Ed.; DOI: 10.1002/anie.202404047). aksharplastacc@gmail.com
tation. Both batch and fl ow reactors are effi cient jacket cooling. The exothermic Recycling of epoxy resins with
discussed, along with scale-up. Photo- reaction of oxidation of 2-ethylhexanal degradable structure on dy-
chemistry is a viable synthetic strategy is an example cited in this work. Even
for producing APIs from discovery all gas-liquid-solid triphasic system can be namic cross-linking networks
the way to commercialisation. Flow handled. (Org. Proc. Res. Dev., 2024; Y.Li et al have referred to the traditional INDOTECH Speciality Private Limited
chemistry is receiving more attention. DOI: 10.1021/acs.oprd.3c00424). epoxy resins (EPR) represented by bi- One of the Largest Manufacturers of
(Org. Proc. Res. Dev., 2024; DOI: sphenol A types, which have high chemi- Dioctyl Sodium
10.1021/acs.oprd.3c 00499). Sutezolid (S) cal bond energy, low polarity, and stable Sulphosuccinate (DOSS)
Continuous flow reactions in S is an in-development thiomorpholine chemical properties; effi cient recycling • Liquid & Paste Form
poses serious problems. These authors
the preparation of APIs and fi ne derivative of the FDA-approved TB have suggested introducing degradable
chemicals treatment, linezolid. Current route for or dynamically cross-linked structures • For All Applications
S starts with thiomorpholine as a key
G.M. Martins et al have given an over- structural building block, but it is a major into epoxy resins to bring responsiveness • In Any Solvent of Customer Choice
view of continuous flow chemistry, cost driver for the API. A lower cost syn- for recycling. This paper has reviewed Contact:
including photoflow and electroflow thetic strategy is reported, which started this subject and cross-linkable structures Shiv Kashi, Plot No. 20, Vivekanand Society,
technologies. Examples highlighting the with 3,4-difl uoronitrobenzene reacted such as ester, acetal, Schiff bases, disul- Tilak Nagar Aurangabad, Maharashtra - 431136
benefi ts and challenges associated with with diethanolamine, using MsCl, Et N phide bonds, and Diels-Alder addition Ph: 8055812141 / 9850260111
3
this strategy are discussed. Emphasis is in the system and the product is reacted structures are suggested and their poten- Email: mktg.indotech@gmail.com
on the synthesis and prospective scale-up. with Na S.9H O. This process has merit tial is discussed. (Ind. Eng. Chem. Res.
2
2
A variety of reactions are covered. and the overall yields of 53-68% are 2024; DOI: 10.1021/acs.iecr.3c03897). PARACHLORO META CRESOL
(Chem. Commun., 2024; DOI: 10.1039/ reported. (Org. Proc. Res. Dev., 2024; Greening the physical recycling Acetophenone Dicyclohexylamine Itaconic Acid Para Phenetidine IMPORT \ EXPORT DATA
D4 8C00418c). DOI: 10.1021/acs.oprd.4c00014). of HDPE: Dissolution precipita- Benzaldehyde Formic Acid 99% Magnesium Oxide Succinic Acid / Anhy. Any Chapter Rs.500 per month
tion with natural solvents Lithium Hydroxide Hexylene Glycol N-Butyl Amine Tributyl Amine CHEMLINK SOFTWARE
Triphenyl Phosphine
Iso Amyl Alcohol Pure Phthalimide
Cinnamic Acid
MUMBAI
S.C. Apariciu et al have reported the use QUATERNARY PHOSPHONIUM / AMMONIUM / COMPOUNDS Mr. Bhavin Patel
of green solvents such as alpha-pinene, Benzyl Triphenyl Phosphonium Chloride Tetra-Butyl Ammonium Bromide / Iodide 8469140555
limonene and p-cymene, which have good Cetyl Trimethyl Ammonium Bromide Tetra-Butyl Ammonium Hydrogen Sulphate chemlinksoft@gmail.com
capability of dissolving HDPE. This was Ethyl Triphenyl Phosphonium Bromide Tetra-Ethyl Ammonium Bromide / Iodide
Ethyl Triphenyl Phosphonium Iodide
also supported by computational predic- Butyl Triphenyl Phosphonium Bromide Tetra-Propyl Ammonium Bromide Manufacturers of
Triethyl Benzyl Ammonium Chloride
tions. Limonene was selected and disso- Methyl Triphenyl Phosphonium Bromide Tributyl Benzyl Ammonium Chloride HIGH QUALITY PRODUCTS
lution and precipitation experiments were Methyl Triphenyl Phosphonium Iodide At Competitive Price. Distilled
done. Finally, best results were obtained Phenyl Trimethyl Ammonium Chloride Contact: SAMIR CHEMICALS MEG, DEG, TEG
Flat No. 2, Kamala Terrace, Subhash Road,
for alpha-pinene as the solvent and ethanol Tetra-Phenyl Phosphonium Bromide Opp. United Ink, Vile Parle (East), Mumbai 400 057.
as the antisolvent. The solvents use and PYRIDINIUM SALTS Tel.: 022-26169022 / 26117772 Mixture
recovery are crucial. (Green Chem., 2024; Butylated Hydroxy Toluene Fax: 91-22-26169022 * Mobile: 9820131245 Parasmani Industries
Email: samir835@hotmail.com /
DOI: 10.1039/D3GC04134D). Cetyl Pyridinium Chloride drshah@samirchem.com Plot No.: 61 & 68, GIDC Estate, Waghodia,
Dist. Vadodara 391 760 Gujarat.
Lauryl Pyridinium Chloride / Bromide Website: www.samirchem.com (AD-1) Mob.: +91 9825040850 * Email: parasmanind@gmail.com
13/50
186 Chemical Weekly July 9, 2024 Chemical Weekly July 9, 2024 187
Contents Index to Advertisers Index to Products Advertised