3-Buten-2-ol (CAS # 598-32-3)
| Risk Codes | R11 - Cov nplaim hluav taws kub heev R20 - Ua phem los ntawm kev nqus pa R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. |
| Kev nyab xeeb piav qhia | S16 - Khaws kom deb ntawm qhov chaw hluav taws xob. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S36 - Hnav khaub ncaws tiv thaiv zoo. S33 - Siv cov kev tiv thaiv kev tiv thaiv zoo li qub. S7/9 - |
| UN IDs | UN 1987 3/PG 2 |
| WGK Germany | 3 |
| RTECS | ib 9275050 |
| TSCA | Yog lawm |
| HS Code | 29052900 ib |
| Hazard Class | 3 |
| Packing Group | II |
Taw qhia
3-Butene-2-ol yog cov organic compound. Cov hauv qab no yog kev qhia txog cov khoom, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb ntawm 3-buten-2-ol:
Zoo:
- 3-Buten-2-ol yog cov kua tsis muaj xim nrog ib qho tshwj xeeb aroma.
- Nws yog insoluble hauv dej, tab sis nws tuaj yeem soluble hauv feem ntau cov kuab tshuaj organic.
- 3-Buten-2-ol muaj toxicity tsawg thiab tsawg volatility.
Siv:
- 3-Buten-2-ol yog dav siv los ua ib qho nruab nrab ntawm cov organic synthesis thiab tuaj yeem siv los npaj lwm cov tebchaw, xws li ethers, esters, aldehydes, ketones, acids, thiab lwm yam.
- Nws muaj qhov tshwj xeeb aroma, thiab 3-butene-2-ol kuj tseem siv los ua cov khoom xyaw hauv cov tsw thiab cov tshuaj tsw qab.
- Raws li tus neeg sawv cev tswj tsis haum hauv qee cov xim thiab cov kuab tshuaj.
Txoj kev:
- 3-Butene-2-ol tuaj yeem npaj los ntawm kev sib ntxiv ntawm butene thiab dej.
- Cov tshuaj tiv thaiv feem ntau yog ua tiav nyob rau hauv acidic tej yam kev mob, xws li ib tug ntxiv cov tshuaj tiv thaiv nyob rau hauv lub xub ntiag ntawm ib tug sulfuric acid catalyst los tsim 3-butene-2-ol.
Cov ntaub ntawv kev nyab xeeb:
- 3-Buten-2-ol ua rau khaus ntawm daim tawv nqaij thiab qhov muag, tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
- Thaum siv lossis tuav 3-butene-2-ol, ua tib zoo ceev faj, xws li hnav hnab looj tes tiv thaiv thiab tiv thaiv qhov muag.
- Thaum khaws cia thiab tuav, 3-butene-2-ol yuav tsum khaws cia kom deb ntawm qhov hluav taws kub thiab qhov kub thiab txias, thiab khaws cia rau hauv qhov chaw txias thiab tsaus kom tsis txhob raug lub teeb.
- Ua raws li cov txheej txheem kev nyab xeeb thaum siv thiab pov tseg 3-butene-2-ol.
