Anhydride 2,3-Pyrazinedicarboxylic CAS 4744-50-7 Purdeb >98.0% (HPLC) (Titradiad)
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Enw Cemegol | 2,3-Pyrazinedicarboxylic Anhydride |
Cyfystyron | Pyrazin 2,3-Anhydride Asid Dicarboxylic;Furo[3,4-b]pyrasin-5,7-Dione |
Rhif CAS | 4744-50-7 |
Rhif CAT | RF-PI2171 |
Statws Stoc | Mewn Stoc, Graddfa Gynhyrchu Hyd at Tunelli |
Fformiwla Moleciwlaidd | C6H2N2O3 |
Pwysau Moleciwlaidd | 150.09 |
Ymdoddbwynt | 210 ℃ (Rhag.)(lit.) |
Dwysedd | 1.686 ± 0.06 g/cm3 |
Storio | Hygrosgopig, Dan Atmosffer Anadweithiol, Tymheredd Ystafell |
Brand | Cemegol Ruifu |
Eitem | Manylebau |
Ymddangosiad | Grisialau neu bowdr gwyn i frown |
Purdeb / Dull Dadansoddi | >98.0% (HPLC) |
Purdeb / Dull Dadansoddi | >98.0% (Titradiad yn ôl HCl) |
Colled ar Sychu | <0.50% |
Cyfanswm amhureddau | <2.00% |
Sbectrwm Isgoch | Yn cydymffurfio â'r Strwythur |
Sbectrwm NMR Proton | Yn cydymffurfio â'r Strwythur |
Safon Prawf | Safon Menter |
Defnydd | Canolradd Fferyllol |
Pecyn: Potel, bag ffoil alwminiwm, 25kg / Drwm Cardbord, neu yn unol â gofynion y cwsmer
Cyflwr Storio:Storio mewn cynwysyddion wedi'u selio mewn lle oer a sych;Diogelu rhag golau a lleithder


Mae 2,3-Pyrazinedicarboxylic Anhydride (CAS: 4744-50-7) yn adweithydd a ddefnyddir wrth synthesis diterpenoid amides math abietane hynod bwerus a detholus.
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Ysgrifennwch eich neges yma a'i hanfon atom