scholarly journals Temperature controlled condensation of nitriles: efficient and convenient synthesis of β-enaminonitriles, 4-aminopyrimidines and 4-amidinopyrimidines in one system

RSC Advances ◽  
2020 ◽  
Vol 10 (11) ◽  
pp. 6576-6583
Author(s):  
Yinghua Li ◽  
Yingzu Zhu ◽  
Shiqun Xiang ◽  
Weibin Fan ◽  
Jiang Jin ◽  
...  

A wide variety of β-enaminonitriles, 4-aminopyrimidines and 4-amidinopyrimidines were simply synthesized from organonitriles by controlling the reaction temperature.

CrystEngComm ◽  
2020 ◽  
Vol 22 (23) ◽  
pp. 4014-4022
Author(s):  
Shujuan Meng ◽  
Qiong Su ◽  
Ping Zhang ◽  
Wanhong Sun ◽  
Yanbin Wang

In this study, a reaction temperature-controlled synthesis of γ-MnOOH, Mn3O4 and MnCO3 (and also their mixture) on carbon cloth via a hydrothermal method is investigated, and the formation mechanism is discussed.


RSC Advances ◽  
2015 ◽  
Vol 5 (35) ◽  
pp. 27603-27609 ◽  
Author(s):  
I. R. Siddiqui ◽  
Pragati Rai ◽  
Rahila Rahila ◽  
Hoezyfa Sagir ◽  
Prashant Singh

A simple and highly efficient strategy has been documented for the rapid and convenient synthesis of pyrimido[4,5-b]quinoline from aldehydes, 2-hydroxynaphthalene1,4dione and 6-aminouracil in the presence of nano ZnO under aqueous admicellar system at 80 °C.


2018 ◽  
Vol 9 (27) ◽  
pp. 3709-3713 ◽  
Author(s):  
Ke Yang ◽  
Hui Niu ◽  
Zhenghai Shi ◽  
Rui Tan ◽  
Tingting Li ◽  
...  

The syndioselective copolymerization of styrene with five alkenyl functionalized styrenic monomers, with the use of a scandium catalyst, produced a new family of versatile syndiotactic polystyrene materials with pendant alkenyl groups.


2016 ◽  
Vol 3 (7) ◽  
pp. 836-840 ◽  
Author(s):  
Dhanaji M. Lade ◽  
Amit B. Pawar

Cobalt(iii)-catalyzed (3 + 2) oxidative annulation of enamides and alkynes for the synthesis of pyrroles has been developed under mild conditions and simple tuning of reaction temperature lead to the formation of bothN-Ac andN-H pyrroles under an exactly identical catalytic system.


RSC Advances ◽  
2017 ◽  
Vol 7 (42) ◽  
pp. 26328-26334 ◽  
Author(s):  
Bin Zhao ◽  
Kevin M. Ryan ◽  
Emmet O'Reilly ◽  
Conor McCarthy

HMTA assisted morphological evolution of iron oxide (alkoxide) nanostructures only by altering the reaction temperature in a single synthetic protocol.


RSC Advances ◽  
2015 ◽  
Vol 5 (11) ◽  
pp. 8514-8522 ◽  
Author(s):  
Enhui Xing ◽  
Yanchun Shi ◽  
Wenhua Xie ◽  
Fengmei Zhang ◽  
Xuhong Mu ◽  
...  

With less environmental and economical impact, temperature-controlled phase transfer hydrothermal synthesis of MWW zeolites was realized in HMI/AN system.


RSC Advances ◽  
2017 ◽  
Vol 7 (13) ◽  
pp. 7619-7622 ◽  
Author(s):  
H. Hashemi ◽  
D. Saberi ◽  
S. Poorsadeghi ◽  
Kh. Niknam

Selective synthesis of tert-butyl peresters and benzoic acid derivatives from benzyl cyanides with temperature control in the presence of Cu(OAc)2 as catalyst and aqueous TBHP as oxidant.


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