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ibicuruzwa

2 4-Difluorobenzaldehyde (CAS # 1550-35-2)

Umutungo wa Shimi:

Inzira ya molekulari C7H4F2O
Misa 142.1
Ubucucike 1,299 g / mL kuri 25 ° C (lit.)
Ingingo yo gushonga 2-3 ° C (lit.)
Ingingo ya Boling 65-66 ° C / 17 mmHg (lit.)
Flash point 131 ° F.
Umwuka 123mmHg kuri 25 ° C.
Kugaragara Ifu yera
Uburemere bwihariye 1.299
Ibara Sobanura ibara
BRN 2243422
Imiterere y'Ububiko Ikirere cyinjiza, 2-8 ° C.
Yumva Ikirere
Ironderero n20 / D 1.498 (lit.)
MDL MFCD00010326
Ibintu bifatika na shimi Amazi adafite ibara

Ibicuruzwa birambuye

Ibicuruzwa

Ibyago n'umutekano

Ibimenyetso bya Hazard Xi - Kurakara
Kode y'ingaruka R10 - Yaka
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 - Kwambara imyenda ikingira.
S37 / 39 - Kwambara uturindantoki dukwiye no kurinda amaso / kurinda amaso
S16 - Irinde amasoko yo gutwikwa.
S36 / 37 - Wambare imyenda ikingira hamwe na gants.
Indangamuntu ya Loni UN 1989 3 / PG 3
WGK Ubudage 3
FLUKA BRAND F CODES 10-23
Kode ya HS 29130000
Icyitonderwa Kurakara
Icyiciro cya Hazard 3
Itsinda ryo gupakira III

 

Intangiriro
2,4-Difluorobenzaldehyde ni ifumbire mvaruganda. Ibikurikira nintangiriro yumutungo wacyo, imikoreshereze, uburyo bwo gukora namakuru yumutekano:

 

Ubwiza:
- Kugaragara: Amazi adafite ibara cyangwa umuhondo.
- Gukemura: gushonga mumashanyarazi kama nka alcool, ethers na hydrocarbone ya chlorine.

 

Koresha:
- 2,4-Difluorobenzaldehyde ikoreshwa nkigihe gito muguhuza ibindi bintu kama.
- Porogaramu zingenzi muri synthesis ya fotosensiseri zimwe.

 

Uburyo:
2,4-difluorobenzaldehyde muri rusange itegurwa nuburyo bukurikira:
- Irashobora kuboneka mugukora benzaldehyde hamwe na fluor ya hydrogen, mubisanzwe kuri 40-50 ° C.
- Irashobora kandi gutegurwa mugukoresha chlorobenzaldehyde hamwe na hydrogène fluoride cyangwa fluorosilanes.

 

Amakuru yumutekano:
- 2,4-Difluorobenzaldehyde irashobora kurakaza uruhu, amaso, hamwe nubuhumekero. Ibikoresho bikwiye birinda nka gants, indorerwamo, hamwe no kurinda ubuhumekero bigomba kwambarwa mugihe ukoresheje cyangwa ukora.
- Igomba kubikwa kure yumuriro nubushyuhe bwinshi, ahantu hakonje, humye, hahumeka neza, kandi bitandukanye na okiside nibintu bikomeye bya alkaline.
- Itegereze kandi ukurikize inzira zumutekano zijyanye nibikorwa mbere yo gukoresha.

 


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