1,4-Bis(diphenylphosphino)butane (DPPB) CAS 7688-25-7 Kemurnian >98,0% (HPLC)
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Jeneng Kimia | 1,4-Bis(diphenylphosphino)butana |
sinonim | Tetramethylenebis (diphenylphosphine);DPPB |
Nomer CAS | 7688-25-7 |
Nomer CAT | RF2316 |
Status Simpenan | Ing Simpenan, Skala Produksi Nganti Ton |
Formula Molekul | C28H28P2 |
Bobot Molekul | 426.48 |
Sensitif | Sensitif Udara, Sensitif Panas |
Kelarutan | Larut ing Kloroform.Rada larut ing banyu |
Lumbung | Suhu sekitar |
Merk | Kimia Ruifu |
Item | Spesifikasi |
Penampilan | Bubuk Kristal Putih utawa Off-White |
Kemurnian / Metode Analisis | > 98,0% (HPLC) |
Titik Lebur | 132.0~136.0 ℃ |
Banyu (dening Karl Fischer) | <1.00% |
Kelarutan (Kekeruhan) | Cetha nganti Rada Kabur 2,5% ing Kloroform |
Kelarutan (Warna) | Ora ana warna nganti kuning banget |
Total Impurities | <2.00% |
Spektrum Infrared | Conforms kanggo Struktur |
Proton NMR Spectrum | Conforms kanggo Struktur |
Test Standar | Standar Perusahaan |
Panggunaan | Perantara Farmasi |
Paket: Botol, tas Aluminium foil, 25kg / Drum Karton, utawa miturut kabutuhan pelanggan
Kondisi panyimpenan:Simpen ing wadhah sing disegel ing papan sing adhem lan garing;Nglindhungi saka cahya lan Kelembapan
Carane Tuku?Please contact: sales@ruifuchem.com or alvin@ruifuchem.com
Jaminan Mutu?Jaminan kualitas sing dipercaya, manajemen sing ketat.Peralatan profesional kanggo analisis kalebu NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Sampel Gratis?Umume produk nyedhiyakake conto gratis kanggo evaluasi kualitas sing kasedhiya, nanging biaya pengiriman kudu dibayar dening pelanggan.
Audit Pabrik?Audit pabrik welcome.Mangga nggawe janjian ing advance.
MOQ?Ora MOQ.pesenan cilik ditrima.
Wektu Pangiriman? Yen ing saham, telung dina pangiriman dijamin.
Transportasi?Miturut Express (FedEx, DHL), dening Air, dening segara.
Sintesis khusus?Bisa nyedhiyakake layanan sintesis khusus.
Syarat-syarat pembayaran?Invoice Proforma bakal dikirim dhisik sawise konfirmasi pesenan, dilampirake informasi bank kita.Pembayaran kanthi T / T (Transfer Telex), PayPal, Western Union, lsp.
1,4-Bis(diphenylphosphino)butane (DPPB) (CAS: 7688-25-7) digunakake ing Suzuki-Miyaura Cross Coupling Reaction utawa digunakake minangka Ligand.Iki nduweni peran penting minangka ligan ing acylcyanation catalyzed paladium (0) saka arylacetylenes lan deproteksi allyloxycarbamates.Iku tumindak minangka ligan kanggo alkilasi, reaksi isomerisasi lan ing kimia organologam.Luwih, digunakake ing reaksi Heck, kopling Negishi lan kopling Sonogashira.Kajaba iku, migunani ing kimia organologam.
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