The reactivity of 2-benzyl-1,2,3-triazole in palladium-catalyzed direct arylation was studied. reaction conditions for the selective synthesis 2-benzyl-4-aryl-1,2,3-triazoles moderate to high yields using phosphine-free Pd(OAc)2 catalyst and inexpensive KOAc base have been found. Then, from these 4-aryl-1,2,3-triazoles, C?H bond functionalization C5-position allowed corresponding 4,5-diarylated...

Penelitian ini bertujuan untuk mengetahui sebaran tingkat kognitif soal latihan Kesebangunan dan Kekongruenan pada buku mandiri matematika SMP/MTS kelas IX kurikulum 2013 Terbitan Erlangga berdasarkan taksonomi bloom revisi. Taksonomi Bloom revisi yang digunakan ialah dimensi proses terdiri dari: mengingat (C1), memahami (C2), mengaplikasikan (C3), menganalisis (C4), mengevaluasi (C5), mencipta...

The recommendation system is an important tool for providing personalized suggestions to users about products or services. However, previous research on individual systems using skyline queries has not considered the dynamic personal preferences of users. Therefore, this study aims develop model based current and user location in a mobile environment. We propose RFM (Recency, Frequency, Monetar...

Abstract Background The plate-to-disc distance (PDD) is an important factor affecting the degeneration of adjacent segments after anterior cervical discectomy and fusion (ACDF). However, most suitable PDD controversial. This study examined intervertebral disc stress, bone graft titanium plate stress screw to evaluate biomechanical effect different on surgical segment following C5/C6 ACDF. Metho...

Abstract Introduction Digital cognitive behavioral therapy for insomnia (dCBTi) has been shown to be efficacious; however, treatment adherence and efficacy are suboptimal compared CBTi delivered in person. The present study evaluated whether the addition of different types coaching support (i.e., phone by a therapist trained CBTi, research assistant not virtual chatbot that simulates human dial...