Search Results - "Methyl groups"

Modulation of methyl–coenzyme M reductase expression alters the isotopic composition of microbial methane.

Authors: Gropp, Jonathan Bill, Markus Lloyd, Max K. et al.

Source: Science. 8/14/2025, Vol. 389 Issue 6761, p711-715. 5p.

Hydrogen/Oxygen Transfer Mechanisms and Endogenous Methyl Features in Dealkaline Lignin Pyrolysis Revealed by Isotope Tracing.

Authors: Hu, Shaoxuan Zhang, Yichen Li, Gang et al.

Source: Applied Sciences (2076-3417); Feb2026, Vol. 16 Issue 4, p1850, 16p

ВПЛИВ МОДИФІКАЦІЇ ПОВЕРХНІ НАНОКРЕМНЕЗЕМУ CH3- І NH2-ГРУПАМИ НА ВЛАСТИВОСТІ ЕПОКСИ-КРЕМНЕЗЕМНИХ КОМПОЗИТІВ.

Alternate Title: The influence of nanosilica surface modifications with CH3- and NH2-groups on the properties of epoxy-silica composites.

Authors: Старокадомськи&#, Д. Л. Козакевич, Р. Б. Лаврик, Р. В. et al.

Source: Chemistry, Physics & Technology of Surface / Khimiya, Fizyka ta Tekhnologiya Poverhni. 2026, Vol. 17 Issue 1, p106-118. 13p.

Semi-rigid methyl substitution strategy for decoupling conflicting properties in transparent and thermally robust polyimide.

Authors: Xu, Zhenqi Zhao, Rui Lu, Zhen et al.

Source: Journal of Polymer Research. May2026, Vol. 33 Issue 5, p1-13. 13p.

Subjects: Polyimides, Methyl groups, Thermal stability, Thermal expansion, Transparency (Optics), Copolymerization, Density functional theory, Mechanical behavior of materials

A Shape‐Complementarity Approach to Inducing Short Au(III)···Au(III) Contacts in Tetracyanoaurate(III) Salts.

Authors: Karpiuk, Thomas E. Williams‐Sekiguchi, Robby Y. Mahato, Samyadeb et al.

Source: Chemistry - A European Journal. 7/2/2025, Vol. 31 Issue 37, p1-13. 13p.

Ultrasound‐Assisted Extraction (UAE) for the Utilization of Deep‐Water Pink Shrimp (Parapenaeus longirostris) Processing Waste: Comprehensive Characterization of Carotenoid Astaxanthin Rich Extract.

Authors: Dikel, Çiğdem Yanar, Yasemen

Source: Veterinary Medicine & Science. Jul2025, Vol. 11 Issue 4, p1-10. 10p.

Retro-aza-Henry-type conversion of β-nitrostyrenes to the related hydrazones using ascorbic acid-functionalized graphene as a catalyst.

Authors: Tavakol, Hossein Abdollahi, Nabiallah

Source: Journal of the Iranian Chemical Society. Apr2025, Vol. 22 Issue 4, p877-887. 11p.

Synthesis and Properties of Polyimides with Methyl/Trifluoromethyl Groups and meta-Phenyl Linkage Strategy.

Authors: Li, Jialin Xie, Shanyi Li, Jian et al.

Source: Journal of Macromolecular Science: Physics. May2026, p1-16. 16p. 7 Illustrations.

Discerning Structural Influences on Stereoselectivity and Kinetics in Glycosylations With Oxathiane Donors.

Authors: Warnes, Matthew E. Fascione, Martin A.

Source: European Journal of Organic Chemistry; Apr2026, Vol. 29 Issue 15, p1-7, 7p

Two Coupled Low-Barrier Large Amplitude Motions in 3,5-Dimethylanisole Studied by Microwave Spectroscopy.

Authors: Khemissi, Safa Ferres, Lynn Nguyen, Ha Vinh Lam

Source: Molecules. Mar2025, Vol. 30 Issue 6, p1195. 15p.

Catalytic Asymmetric Synthesis and Applications of Stereogenic β′‐Methyl Enones and β,β′‐Dimethyl Ketones.

Authors: Zhang, Zongpeng Zhu, Bing‐Ke Yi, Zhi‐Yuan et al.

Source: Angewandte Chemie International Edition. 1/27/2025, Vol. 64 Issue 5, p1-14. 14p.

In pursuit of natural occurring chiral dienes {(R/S)-carvone} as bidentate ligands for coordination to rhodium(I).

Authors: Bezuidenhout, Zaskia Roodt, Andreas

Source: Journal of Coordination Chemistry. Jan/Feb2025, Vol. 78 Issue 1-3, p208-224. 17p.

A methyl-driven strategy enhances sensitivity through the modulation of aromaticity.

Authors: Guo, Benyue Hu, Lu Pang, Siping

Source: CrystEngComm. 12/7/2025, Vol. 27 Issue 45, p7328-7332. 5p.

Subjects: Methyl groups, Aromaticity, Safety, Impact response, Explosives, Thermal stability

Utilizing Demineralised kraft Lignin-Derived Air-Activated Carbon for Efficient Removal of Toxic Triphenylmethane Dyes: Impact of Methyl Group Involvement.

Authors: Chaudhary, Monika Suhas Chaudhary, Shubham et al.

Source: Water, Air & Soil Pollution. Nov2025, Vol. 236 Issue 11, p1-17. 17p.

Subject Terms: *Triarylmethane dyes, *Methyl groups, *Activated carbon, *Thermodynamics, *Adsorption capacity, *Lignification, *Environmental remediation, *Transport theory

Sterically Hindered Derivatives of Pentacene and Octafluoropentacene.

Authors: Schroeder, Zachary W. Rezghi Rami, Parisa Adam, Matthias et al.

Source: Chemistry - A European Journal. 12/10/2024, Vol. 30 Issue 69, p1-11. 11p.

I2‐Promoted Povarov Multicomponent Reaction for the Synthesis of 2,2′‐Biquinolines and N‐Heteroaromatic Benzothiazoles.

Authors: Zheng, Yingying Li, Jie Wu, Xiaotian et al.

Source: European Journal of Organic Chemistry. 11/11/2024, Vol. 27 Issue 42, p1-8. 8p.

FeCl3/K2S2O8/Et3SiH System‐Mediated α‐Methylation of β‐Ketosulfones with DMF.

Authors: Chang, Meng‐Yang Yang, Chi‐Ru

Source: Advanced Synthesis & Catalysis. 11/5/2024, Vol. 366 Issue 21, p4515-4520. 6p.

Exploring the Relationship Between Electrical Characteristics and Changes in Chemical Composition and Structure of OSG Low- K Films Under Thermal Annealing.

Authors: Gerelt-Od, Mungunsuvd Kolesnikova, Tatiana G. Mokrushev, Pavel A. et al.

Source: Coatings (2079-6412); Nov2024, Vol. 14 Issue 11, p1412, 20p

A regiospecific fischer indole reaction with 3‐oxo‐24‐nor‐allobetulin.

Authors: Zakirova, Liana Baikova, Irina Lobov, Alexander et al.

Source: Journal of Heterocyclic Chemistry. Oct2024, Vol. 61 Issue 10, p1597-1601. 5p.

Pd-Co Supported on Anodized Aluminium for VOCs Abatement: Reaction Mechanism, Kinetics and Applicability as Monolithic Catalyst.

Authors: Naydenov, Anton Todorova, Silviya Tzaneva, Boriana et al.

Source: Catalysts (2073-4344). Oct2024, Vol. 14 Issue 10, p736. 25p.