Diphenylsilanediol; Diphenyldihydroxysilane (CAS # 947-42-2)
| Hazard Cov Cim | F - Flammable |
| Risk Codes | R11 - Cov nplaim hluav taws kub heev R10 - Flammable |
| Kev nyab xeeb piav qhia | S16 - Khaws kom deb ntawm qhov chaw hluav taws xob. S22 - Tsis txhob nqus plua plav. S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. S37 - Hnav cov hnab looj tes tsim nyog. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. |
| UN IDs | UN 1325 4.1/PG 3 |
| WGK Germany | 1 |
| RTECS | wb 364000 |
| TSCA | Yog lawm |
| HS Code | 29319090 ib |
| Hazard Class | 4.1 |
| Packing Group | III |
Taw qhia
Diphenylsiliconediol (tseem hu ua arylsilicondiol lossis DPhOH) yog ib qho organosilicon compound.
Feem ntau cov khoom ntawm diphenylsilicondiol muaj xws li:
1. Lub cev muaj zog: tsis muaj xim crystalline khoom, soluble hauv cov kuab tshuaj organic xws li ethanol thiab dimethylformamide.
2. Cov khoom siv tshuaj: Nws muaj qhov zoo electrophilicity thiab tuaj yeem sib xyaw nrog ntau cov tshuaj xws li acid chloride, ketones, esters, thiab lwm yam.
Kev siv tseem ceeb ntawm diphenylsilicondiol suav nrog:
1. Organic synthesis: nws electrophilicity yuav siv tau raws li ib tug condensation reagent rau tiam ntawm esters, ethers, ketones thiab lwm yam hom phiaj cov khoom nyob rau hauv cov organic synthesis.
2. Cov khoom siv chemistry: Raws li ib qho organosilicon nruab nrab, nws tuaj yeem siv los npaj organosilicon polymers thiab polymers.
3. Surfactant: Nws tuaj yeem siv los ua raw khoom rau surfactant.
Txoj kev npaj ntawm diphenylsilicondiol feem ntau tau txais los ntawm cov tshuaj tiv thaiv ntawm phenylsilyl hydrogen (PhSiH3) nrog dej. Kev hloov pauv hlau catalysts xws li palladium chloride (PdCl2) lossis platinum chloride (PtCl2) feem ntau siv rau hauv cov tshuaj tiv thaiv.
Cov ntaub ntawv kev nyab xeeb: Diphenylsilicondiol kuj muaj kev nyab xeeb thiab tsis muaj tshuaj lom nyob rau hauv kev siv ib txwm siv. Nws tseem yog ib qho tsim nyog yuav tsum ua raws li cov txheej txheem kev nyab xeeb ntawm cov chaw kuaj tshuaj lom neeg thaum lub sijhawm ua haujlwm, xws li hnav cov cuab yeej tiv thaiv tus kheej, zam kev sib cuag nrog daim tawv nqaij thiab qhov muag, thiab tsis txhob nqus los yog noj. Rau cov ntaub ntawv kev nyab xeeb tshwj xeeb thiab kev tiv thaiv kev tiv thaiv, daim ntawv qhia kev nyab xeeb lossis cov txheej txheem kev nyab xeeb rau kev sib txuas yuav tsum tau sab laj.
