4-Dimetilaminopiridin / DMAP CAS 1122-58-3
Ürün Detayları
DMAP organik ara CAS 1122-58-3
,4-Dimetilaminopiridin kimyasal rejansi
,DMAP katalizörü garanti ile
4-Dimetilaminopiridin / DMAP CAS 1122-58-3
Genellikle DMAP olarak kısaltılan 4- Dimetilaminopiridin, olağanüstü güçlü bir nükleofilik asilyasyon ajanıdır.Elektron bağışlayıcı dimetilamino grubu, yapısında ebeveyn halka ile rezonans halindedir (piridin halka), nükleofilik yedekleme için azot atomunu güçlü bir şekilde aktive eder. Çok sterik olarak engellenmiş, düşük reaktiflik içeren alkollerin ve aminlerin/asitlerin asilleşmesini/esterleşmesini önemli ölçüde katalize eder.yaklaşık 104~106 kez piridin aktivitesine sahip.
Spesifikasyon
| Ürün | Özellikler |
| Görünüşü | Beyaz-beyaz kristaller |
| İçeriği, % | ≥ 99.0 |
| Su, % | ≤0.3 |
| Erime/°C | 109.0~114.0 |
Uygulama
4-dimetilaminopiridin,Yüksek verimli katalizörlerin kimyasal sentezinde yaygın olarak kullanılır. Organik sentez, farmasötik sentez, pestisitler, boyalar gibi çeşitli reaksiyonlarda yüksek katalitik yeteneğe sahiptir.Parfümler, vb. acylation, alkylation ve eterification gibi. verim son derece açık etkileri vardır.
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