2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) yog cov tshuaj reagent nrog formula C₆Cl₂O₂.Qhov no oxidant yog pab tau rau lub dehydrogenation ntawm cawv, phenols, thiab steroid ketones nyob rau hauv cov organic chemistry.DDQ decomposes hauv dej, tab sis ruaj khov hauv aqueous ntxhia acid.
Pigment Dub 32 CAS 83524-75-8
MF: C40H26N2O6
PIB: 630.64
PIB: 280-472-4
Tom ntej: 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) CAS 84-58-2
Yam khoom | Specification | Kev tshwm sim |
Kev piav qhia | daj crystalline zog | daj crystalline zog |
Kev txheeb xyuas | ua raws li tus qauv | ua raws |
Solubility | ua raws li tus qauv | ua raws |
Melting point | 214 ~ 216 ℃ | 214.0 ℃ ~ 215.5 ℃ |
Poob rau ziab | max.0.5% | 0.20% |
Residue ntawm ignition | max.0.2% | 0.05% |
Cov hlau hnyav | max 20 ppm | ua raws |
Assay | 98.0% ~ 101.0%. | 99.3% |
Xaus | Cov txiaj ntsig tau ua raws li cov qauv kev lag luam |
Tom ntej: 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) CAS 84-58-2
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) CAS 84-58-2 yog siv los ua oxidant rau dehydrogenation ntawm cawv, phenol, steroid ketones thiab nyob rau hauv lub synthesis ntawm quinolines los ntawm imines thiab alkynes los yog alkenes.Nws yog ib qho kev tiv thaiv reagent rau thioacetals, acetals thiab ketals.
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) CAS 84-58-2?
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