Results 111 to 120 of about 10,374,020 (228)
Characterizing the Source and Formation of Gaseous Nitrated Phenolic Compounds in Urban Shanghai
Abstract Nitrated phenolic compounds (NPs) are important components of brown carbon and contribute to the formation of HONO and OH radicals, yet their gas‐phase abundance and formation mechanisms in polluted urban environments remain poorly understood.
Jiali Zhong +10 more
wiley +1 more source
Toward Chromoselective Transformations in Biological Systems: Perspectives and Challenges
Controlling biological systems with small‐molecule chromophores has evolved into a powerful strategy and is applied from chemical biology to medicine. However, the complexity of in vivo systems cannot be matched by a single wavelength of light. Developing methods to combine and individually control multiple chromophores is crucial.
Nadja A. Simeth
wiley +1 more source
Solution Properties of Substituted o-Cresol Resins
側鎖の異なる3種類のオルトクレゾール樹脂 (Ac-OCR, Oc-OCR, La-OCR) を合成し, テトラヒドロフラン (THF) およびメチルイソブチルケトン (MIBK) /n-オクタン混合溶媒中での希薄溶液粘度測定より溶液中の分子形態に及ぼす側鎖の影響を検討した. THF中では三つの樹脂のうちLa-OCRが異なった挙動をとり, 側鎖を有するオルトクレゾール樹脂の分子形態は, 主鎖のフェノール骨格により決まるが側鎖の影響も無視できないことが明らかとなった. La-OCRの場合, n-オクタン中では主鎖であるフェノール骨格が内部に凝集しアルキル側鎖が外側に張り出すミセル類似の分子形態をとると考えられた.
YAMAGISHI, Tadaaki +4 more
openaire +2 more sources
Long‐chain polyamides (PAs) such as bio‐derived PA11 and conventional PA12 are difficult to dissolve at room temperature, hindering facile recycling by dissolution‐based methods. This work shows that adding a weak H‐bonding cosolvent to formic acid can rapidly dissolve long‐chain PAs at room temperature by balancing H‐bonding and dispersive ...
Jonathon Tanks, Kenji Tamura
wiley +1 more source
Systhesis, Curing and Thermal Propertied of Boron-Containing o-Cresol-Formaldehyde Resin [PDF]
The boron-containing o-cresol-formaldehyde resin (BoCFR) with different amounts of boron was synthesized from o-cresol, boric acid and formaldehyde solution. The curing process of resin was by characterized by FTIR.
Ying Ying Ma, Jun Gang Gao, Hao Jie Lin
core +1 more source
A influência do atendimento para satisfação e fidelização de associados em cooperativa de crédito
Conhecer os clientes, investir no bom atendimento e identificar carências quanto à qualidade dos produtos e serviços prestados são fatores que influenciam na satisfação e fidelização dos clientes.
Anelise Holz +5 more
doaj +1 more source
Asymmetric synthesis of antimalarial yingzhaosu C was achieved in 4–5 steps by asymmetric Grignard synthesis of (R)‐gossonorol followed by novel enantiospecific hydroperoxidation. We report a concise asymmetric synthesis of antimalarial yingzhaosu C in 59% ee.
Saranna E. Kavanagh +2 more
wiley +1 more source
Kinetics and adsorption comparative study on the photocatalytic degradation of o-, m- and p-cresol [PDF]
The kinetics and adsorption aspects of the photocatalytic degradation of three cresolic isomers were studied in aqueous suspension containing TiO2 (Degussa P-25). The Langmuir–Hinshelwood model (L–H) was applied to the kinetic results.
Tello Rendon, Erick Danilo +5 more
core +1 more source
o-Cresol, thiourea and formaldehyde terpolymer – A cation exchange resin
o-Cresol–thiourea–formaldehyde terpolymer resin was synthesized through the condensation of o-cresol and thiourea with formaldehyde in the mole ratio 1:3:5 in the presence of 2 M hydrochloric acid as a catalyst.
M. Karunakaran +3 more
doaj +1 more source
Inovações Institucionais no Financiamento à Agricultura Familiar: o Sistema Cresol [PDF]
O Programa Nacional de Fortalecimento da Agricultura Familiar (PRONAF) permitiu que imensa quantidade de agricultores familiares tivesse, pela primeira vez, acesso a créditos bancários.
Abramovay, Ricardo +1 more
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