1,4-Bis (diphenylphosphino)butane (DPPB) CAS 7688-25-7 Purity > 98.0% (HPLC)
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Tshuaj npe | 1,4-Bis (diphenylphosphino)butane |
Synonyms | Tetramethylenebis (diphenylphosphine);DPPB |
CAS Nr | 7688-25-7 : kuv |
CAT Number | TIAB SA 2316 |
Tshuag xwm txheej | Nyob rau hauv Tshuag, ntau lawm Scale mus txog Tons |
Molecular Formula | C28H28P2 |
Molecular Luj | 426.48 ib |
rhiab heev | Cua Sensitive, Thaum tshav kub kub Sensitive |
Solubility | Soluble hauv Chloroform.Me ntsis Soluble hauv dej |
Cia | Ambient Kub |
Hom | Ruifu Tshuaj |
Yam khoom | Specifications |
Qhov tshwm sim | Dawb los yog Off-White Crystalline Hmoov |
Purity / Analysis Method | > 98.0% (HPLC) |
Melting Point | 132.0 ~ 136.0 ℃ |
Dej (los ntawm Karl Fischer) | <1.00% |
Solubility (Turbidity) | Ntshiab rau me ntsis Hazy 2.5% hauv Chloroform |
Solubility (xim) | Xim tsis muaj xim rau heev daj daj |
Tag nrho cov impurities | <2.00% |
Infrared Spectrum | Raws li tus qauv |
Proton NMR Spectrum | Raws li tus qauv |
Test Standard | Enterprise Standard |
Kev siv | Pharmaceutical Intermediates |
Pob: Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, los yog raws li tus neeg yuav tsum tau muaj
Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov chaw txias thiab qhuav;Tiv thaiv los ntawm lub teeb thiab noo noo
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Cov qauv dawb?Cov khoom lag luam feem ntau muab cov qauv dawb rau kev soj ntsuam zoo, tab sis tus nqi thauj khoom yuav tsum tau them los ntawm cov neeg siv khoom.
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MOQ?Tsis muaj MOQ.Kev txiav txim me me tau txais.
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Kev thauj mus los?Los ntawm Express (FedEx, DHL), los ntawm Cua, los ntawm hiav txwv.
Kev cai Synthesis?Muaj peev xwm muab cov kev pab cuam synthesis.
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1,4-Bis (diphenylphosphino)butane (DPPB) (CAS: 7688-25-7) yog siv nyob rau hauv Suzuki-Miyaura Hla Coupling Reaction los yog siv li Ligands.Nws ua lub luag haujlwm tseem ceeb raws li ligand hauv palladium(0)-catalyzed acylcyanation ntawm arylacetylenes thiab deprotection ntawm allyloxycarbamates.Nws ua raws li ligand rau alkylations, isomerization cov tshuaj tiv thaiv thiab hauv organometallic chemistry.Ntxiv mus, nws yog siv nyob rau hauv Heck tshuaj tiv thaiv, Negishi coupling thiab Sonogashira coupling.Ntxiv rau qhov no, nws yog qhov tseem ceeb hauv organometallic chemistry.
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