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ibicuruzwa

2,3-Benzofuran (CAS # 271-89-6)

Umutungo wa Shimi:

Inzira ya molekulari C8H6O
Misa 118.14
Ubucucike 1.095g / mL 20 ° C (lit.)
Ingingo yo gushonga <-18 ℃
Ingingo ya Boling 173-175 ° C (lit.)
Flash point 133 ° F.
Amazi meza kutabasha
Umwuka 1.65mmHg kuri 25 ° C.
Kugaragara Ifu ya Crystalline cyangwa Crystal
Ibara Umuhondo kugeza icyatsi kugeza umuhondo-umukara
Merk 14,1088
BRN 107704
pKa 33.2
Imiterere y'Ububiko 2-8 ° C.
Ironderero n20 / D 1.567
Ibintu bifatika na shimi Imiterere: amazi adafite ibara.
gushonga ingingo <-18 ℃
ingingo itetse 173 ~ 175 ℃
ubucucike ugereranije 1.0948
indangantego yo kugabanya 1.5672
flash point 56 ℃
gukomera mumazi, gushonga muri Ethanol, ether.
Koresha Umuhuza wo gukoresha iofurofurazone na indolene

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R40 - Ibimenyetso bike byerekana ingaruka ziterwa na kanseri
R52 - Yangiza ibinyabuzima byo mu mazi
R10 - Yaka
Ibisobanuro byumutekano S36 / 37 - Wambare imyenda ikingira hamwe na gants.
S16 - Irinde amasoko yo gutwikwa.
Indangamuntu ya Loni UN 1993 3 / PG 3
WGK Ubudage 3
RTECS DF6423800
FLUKA BRAND F CODES 10-23
TSCA Yego
Kode ya HS 29329900
Icyitonderwa Kurakara
Icyiciro cya Hazard 3
Itsinda ryo gupakira III
Uburozi Gutandukanya amavuta yamakara kandi bikoreshwa mugukora
coumarone-indene resin. Iyi resin ikoreshwa mumarangi, kole, nibindi.
kandi biremewe mu gupakira ibiryo. Ntabwo azwi cyane kubyerekeye uburozi
ya benzofuran kubantu ariko uburozi bukaze mubigeragezo
inyamaswa zirimo umwijima nimpyiko. Uburozi budashira ku nyamaswa
bikubiyemo kwangiza umwijima, impyiko, ibihaha, nigifu.
Ubuzima bwose (ubuyobozi bwo munwa) bwateye kanseri muri
imbeba n'imbeba.

 

Intangiriro

Oxyindene (C9H6O2) ni ifumbire mvaruganda irimo impeta ya benzene nimpeta ya benzofuran. Ibikurikira nintangiriro kumiterere, imikoreshereze, uburyo bwo gutegura namakuru yumutekano ya oxyindene:

 

Ubwiza:

Kugaragara: Oxyindene ni ibara ritagira ibara ryumuhondo ryoroshye cyane.

Gukemura: Oxyindene irashobora gushonga mumashanyarazi menshi, ariko ntishobora gushonga mumazi.

 

Koresha:

Oxindene irashobora kandi gukoreshwa nkinyongera kumafoto ya sensibilisateur na polymer stabilisateur.

 

Uburyo:

Oxyindene irashobora gutegurwa na reaction ya okiside ya benzofuran na benzofuranone. Gahunda yihariye yo kwitegura irashobora kuba irimo intambwe igoye muri synthesis organique, mubisanzwe bisaba gukoresha okiside mugihe gikwiye.

 

Amakuru yumutekano:

Oxyindene ifatwa nkibintu bifite umutekano muke mubihe bisanzwe bikoreshwa, ariko biracyasaba kubahiriza uburyo bukwiye bwo gukora muri laboratoire no mubikorwa byinganda.

Iyo ukoresheje oxyindene, ibikoresho bikwiye byo kurinda umuntu nka gants ya chimique, goggles, n imyenda ikingira bigomba kwambara.

Irinde guhura n'uruhu n'amaso, kandi wirinde guhumeka cyangwa gufata oxyindene.

Oxyindene igomba kubikwa mu kintu cyumuyaga kitari kure y’umuriro na okiside.

 


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