ChemicalBook >> CAS DataBase List >>6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99%
6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99%
![6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99% Structure](CAS/20210111/GIF/138776-88-2.gif)
- CAS No.
- 138776-88-2
- Chemical Name:
- 6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99%
- Synonyms
- 8. Bidentate ligands -;6,6'-((3,3',5,5'-Tetra-tert-butyl-[1,1'-biphenyl]-2,2'-diyl)bis(oxy))didibenzo[d,f][1,3,2]dioxaphosphepine;6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin;Dibenzo[d,f][1,3,2]dioxaphosphepin, 6,6'-[[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis-;6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99%
- CBNumber:
- CB04630124
- Molecular Formula:
- C52H56O6P2
- Molecular Weight:
- 838.95
- MDL Number:
- MOL File:
- 138776-88-2.mol
- MSDS File:
- SDS
Last updated:2026-05-12 09:17:10
6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99% Properties
| Melting point | 150-152 °C(Solv: acetonitrile (75-05-8); toluene (108-88-3)) |
|---|---|
| Boiling point | 763.9±60.0 °C(Predicted) |
| Density | 1.13-1.183 at 20℃ |
| vapor pressure | 0Pa at 20-50℃ |
| storage temp. | 2-8°C, stored under nitrogen |
| Appearance | White to off-white Solid |
| LogP | 4.1-20.66 at 23℃ and pH6.3 |
| EPA Substance Registry System | Dibenzo[d,f][1,3,2]dioxaphosphepin, 6,6'-[[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'- diyl]bis(oxy)]bis- (138776-88-2) |
SAFETY
Risk and Safety Statements
| Signal word | Warning |
|---|---|
| Hazard statements | H317-H413 |
| Precautionary statements | P261-P272-P280-P302+P352-P333+P313-P321-P363-P501 |
| REACH Registrations | Active |
6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99% price
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| aablocks | AA01OQNB | 6,6′-[[3,3′,5,5′-Tetrakis(1,1-dimethylethyl)[1,1′-biphenyl]-2,2′-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin] 99% | 138776-88-2 | 100mg | $38 | 2026-05-31 | Buy |
| aablocks | AA01OQNB | 6,6′-[[3,3′,5,5′-Tetrakis(1,1-dimethylethyl)[1,1′-biphenyl]-2,2′-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin] 99% | 138776-88-2 | 250mg | $63 | 2026-05-31 | Buy |
| aablocks | AA01OQNB | 6,6′-[[3,3′,5,5′-Tetrakis(1,1-dimethylethyl)[1,1′-biphenyl]-2,2′-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin] 99% | 138776-88-2 | 1g | $173 | 2026-05-31 | Buy |
| aablocks | AA01OQNB | 6,6′-[[3,3′,5,5′-Tetrakis(1,1-dimethylethyl)[1,1′-biphenyl]-2,2′-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin] 99% | 138776-88-2 | 5g | $463 | 2026-05-31 | Buy |
6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99% Preparation Products And Raw materials
Raw materials
Preparation Products
6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99% Suppliers
Global Suppliers ( 13)
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| xinxiang runyu material co.,Ltd | 03737759608 15690792173 | sales@runvmat.com | China | 300 | 58 |
| Infinity SCI | 400-106-2016 17800804092 | admin@infsci.com | China | 471 | 55 |
| Dideu Industries Group Limited | +8617392712697 | 1022@dideu.com | China | 29091 | 58 |
| Beijing Aomi Jiade Pharmaceutical Technology Co., Ltd | +86-13522808617 | omichem@126.com | China | 6401 | 58 |
| Shanghai Xuerong Chemical Technology Co., LTD | 18201727566 | 230497258@qq.com | China | 514 | 58 |
| Shanghai Yeli Jiashi Industry Co., LTD | 13564383169 | 3417375384@qq.com | China | 272 | 58 |
| Shanghai Haohong Scientific Co., Ltd. | 400-8210725 4008210725 | malulu@leyan.com | China | 39718 | 58 |
| Foshan Yuhang New Materials Co., Ltd | 17324062827 13078814179 | 1670287326@qq.com | China | 827 | 58 |
| Jilin Chinese Academy of Sciences-yanshen Technology | 18143011203 | ET-market@chemextension.com | China | 38904 | 58 |
| Aikon International Limited | 025-58859352 18651614124 | 2881516338@qq.com | China | 9968 | 58 |
138776-88-2 (6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99%) Related Search:
6,6'-[(3,3'-Di-t-butyl-5,5'-dimethoxy-1,1'-biphenyl-2,2'-diyl)bis(oxy)]bis(dibenzo[d,f][1,3,2]dioxaphosphepin)hemiethylacetateadduct
2,2'-bis(dibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-1,1'-biphenyl
Dibenzo[d,f][1,3,2]dioxaphosphepin, 6,6'-[[3,3'-bis(1,1-dimethylethyl)-5,5'-dimethyl[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis- (9CI)
(R,R)-(-)-6,6'-[(1,1'-Biphenyl-2,2'-diyl)]bis[4,8-di-t-butyl-1,2,10,11-tetramethyl]dibenzo[d,f][1,3,2]dioxaphosphepin,bisacetonitrileadduct,min.95%(R,R)-Kelliphite
(S,S)-(+)-6,6'-[(1,1'-Biphenyl-2,2'-diyl)]bis[4,8-di-t-butyl-1,2,10,11-tetramethyl]dibenzo[d,f][1,3,2]dioxaphosphepinbisacetonitrileadduct,min.95%(S,S)-Kelliphite
6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin, 99%
Dibenzo[d,f][1,3,2]dioxaphosphepin, 6,6'-[[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis-
6,6'-((3,3',5,5'-Tetra-tert-butyl-[1,1'-biphenyl]-2,2'-diyl)bis(oxy))didibenzo[d,f][1,3,2]dioxaphosphepine
6,6'-[3,3',5,5'-tetrakis(1,1-dimethylethyl)[1,1'-biphenyl]-2,2'-diyl]bis(oxy)]bis[dibenzo[d,f][1,3,2]dioxaphosphepin
8. Bidentate ligands -
138776-88-2
C52H56O6P2
