isibhengezo_sekhasi

umkhiqizo

I-1-Pentanol(CAS#71-41-0)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H12O
I-Molar Mass 88.15
Ukuminyana 0.811 g/mL ku-25 °C (okhanyisiwe)
I-Melting Point -78 °C (ukukhanya)
I-Boling Point 136-138 °C (okhanyisiwe)
I-Flash Point 120°F
Inombolo ye-JECFA 88
Ukuncibilika kwamanzi 22 g/L (22 ºC)
Ukuncibilika amanzi: ancibilikayo22.8g/L ku-25°C
I-Vapor Presure 1 mm Hg ( 13.6 °C)
I-Vapor Density 3 (vs emoyeni)
Ukubukeka Uketshezi
Umbala I-APHA: ≤30
Iphunga Kuyajabulisa0.1 ppm
I-Merck 14,7118
I-BRN 1730975
pKa 15.24±0.10(Okubikezelwe)
Isimo Sesitoreji Gcina ngaphansi kuka +30°C.
Ukuzinza Izinzile. Okuvutha umlilo. Akuhambisani nama-oxidizing agents aqinile.
Umkhawulo Oqhumayo 10%, 100°F
I-Refractive Index n20/D 1.409(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Izici zoketshezi olungenambala, iphunga likawoyela wefuseli.
ukuncibilika -79 ℃
iphoyinti abilayo 137.3 ℃(99.48kPa)
ukuminyana okuhlobene 0.8144
inkomba ye-refractive 1.4101
ukuncibilika, i-ether, i-acetone.
Sebenzisa Isetshenziswa njenge-solvent ne-raw material ye-organic synthesis

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi U-R10 – Uyavutha
R20 – Kuyingozi ngokuhogela umoya
R37 – Ukucasula uhlelo lokuphefumula
R66 – Ukuchayeka kaningi kungabangela ukomisa kwesikhumba noma ukuqhekeka
R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S46 – Uma ugwinywe, funa iseluleko sezokwelapha ngokushesha futhi ubonise lesi sitsha noma ilebula.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
Ama-ID e-UN UN 1105 3/PG 3
I-WGK Germany 1
I-RTECS SB9800000
I-TSCA Yebo
Ikhodi ye-HS 2905 19 00
Inothi Lengozi Iyacasula/Ivutha
I-Hazard Class 3
Iqembu Lokupakisha II
Ubuthi I-LD50 ngomlomo kuNogwaja: 3670 mg/kg LD50 dermal Rabbit 2306 mg/kg

 

Isingeniso

I-1-pentanol, eyaziwa nangokuthi i-n-pentanol, iwuketshezi olungenambala. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-1-pentanol:

 

Ikhwalithi:

- Ukubukeka: uketshezi olungenambala olunephunga elikhethekile.

- I-Solubility: I-1-pentanol iyancibilika emanzini, ama-ethers nezincibilikisi zotshwala.

 

Sebenzisa:

- Utshwala obuyi-1-Penil busetshenziswa kakhulu ekulungiseni okokuhlanza, okokuhlanza kanye nezincibilikisi. Kuyimpahla ebalulekile yezimboni futhi isetshenziswa kabanzi ekukhiqizeni ama-surfactants.

- Ingasetshenziswa futhi njenge-lubricant kanye ne-solvent kumapende namapende.

 

Indlela:

- I-1-Penyl alcohol ivame ukulungiswa yi-oxidation ye-n-pentane. I-N-pentane ithola ukusabela kwe-oxidation ukwenza i-valeraldehyde. Khona-ke, i-valeraldehyde ibhekana nokusabela kokunciphisa ukuze ithole i-1-pentanol.

 

Ulwazi Lokuphepha:

I-1-Penil alcohol iwuketshezi oluvutha umlilo, futhi kufanele kuqashelwe ukunqwabelana komlilo kanye nogesi omile lapho kusetshenziswa.

- Ukuxhumana nesikhumba kungabangela ukucasuka, futhi ukuxhumana isikhathi eside nesikhumba kufanele kugwenywe. Izinto zokuzivikela ezifanele kufanele zigqokwe uma kunesidingo.

- Ukuhogela umoya noma ukukungenisa ngephutha i-pentanol kungabangela isiyezi, isicanucanu, kanye nobunzima bokuphefumula.

 


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona