tsamba_banner

mankhwala

3 4-Difluorobenzaldehyde (CAS# 34036-07-2)

Chemical Property:

Molecular Formula C7H4F2O
Molar Misa 142.1
Kuchulukana 1.288 g/mL pa 25 °C (kuyatsa)
Boling Point 53-55°C (15 mmHg)
Pophulikira 150 ° F
Kusungunuka 3.962g/l
Kuthamanga kwa Vapor 0.00559mmHg pa 25°C
Maonekedwe Madzi
Specific Gravity 1.288
Mtundu Zoyera zopanda mtundu mpaka zachikasu
Mtengo wa BRN 2241231
Mkhalidwe Wosungira Sungani pamalo amdima, Osindikizidwa owuma, Kutentha kwachipinda
Zomverera Zosamva mpweya
Refractive Index n20/D 1.5(lit.)
Zakuthupi ndi Zamankhwala Malo otentha: 53 - 55 pa 15mm Hgdensity: 1.292

kung'anima: 65


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
WGK Germany 2
FLUKA BRAND F CODES 10-21
HS kodi 29124990
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

3,4-Difluorobenzaldehyde ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu wake, ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

- Maonekedwe: Madzi opanda mtundu mpaka owala achikasu

- Kusungunuka: kusungunuka mu zosungunulira za organic, zosasungunuka m'madzi

- Kuzungulira kwachindunji: pafupifupi. + 9 °

- Ikhoza kuwola pa kutentha kwambiri kuti ipange mpweya wapoizoni

 

Gwiritsani ntchito:

- Amagwiritsidwanso ntchito ngati chothandizira ndi reagent mu organic synthesis zimachitikira

 

Njira:

- Kukonzekera kwa 3,4-difluorobenzaldehyde kumatha kupezeka pochita mowa wa benzyl ndi hydrofluoric acid ndikuchitapo kanthu m'malo moyenerera

 

Zambiri Zachitetezo:

- 3,4-Difluorobenzaldehyde imakwiyitsa khungu ndi maso, ndipo kukhudzana ndi khungu ndi maso kuyenera kupewedwa.

- Valani magolovesi oteteza, magalasi, ndi zopumira moyenera mukamagwiritsa ntchito kapena pogwira

- Pewani kutulutsa nthunzi yake ndipo, ngati kuli kofunikira, muzilandira mpweya wokwanira panthawi yogwira ntchito

- Sungani pamalo ozizira, owuma, kutali ndi poyatsira moto


  • Zam'mbuyo:
  • Ena:

  • Lembani uthenga wanu apa ndikutumiza kwa ife