page_banner

ibicuruzwa

(2E) -2-Butene-1 4-diol (CAS # 821-11-4)

Umutungo wa Shimi:

Inzira ya molekulari C4H8O2
Misa 88.11
Ubucucike 1.07g / mLat 25 ° C (lit.)
Ingingo yo gushonga 7 ° C (lit.)
Ingingo ya Boling 131.5 ° C12mm Hg (lit.)
Flash point > 230 ° F.
Gukemura Chloroform, DMSO, Methanol (Buhoro)
Kugaragara Ibara ridafite amavuta yera kuri Semi-Solid
Ibara Cyera cyangwa Ibara ry'umuhondo
pKa 13.88 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko 2-8 ° C.
Ironderero n20 / D 1.478 (lit.)
MDL MFCD00063207
Koresha Ibicuruzwa bigenewe ubushakashatsi bwa siyansi gusa kandi ntibizakoreshwa mubindi bikorwa.

Ibicuruzwa birambuye

Ibicuruzwa

Ibimenyetso bya Hazard Xn - Byangiza
Kode y'ingaruka R22 - Byangiza niba byamizwe
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.
S24 / 25 - Irinde guhura nuruhu n'amaso.
WGK Ubudage 1
RTECS EM4970000
FLUKA BRAND F CODES 23
Kode ya HS 29052900

 

Intangiriro

. Ibikurikira nubusobanuro bwimiterere yabyo, imikoreshereze, imyiteguro namakuru yumutekano:

 

Kamere:

. Imiti yimiti ni C4H8O2 nuburemere bwa molekile ni 88.11g / mol. Ifite ubucucike bwa 1.057g / cm³, ahantu hatetse kuri dogere selisiyusi 225-230, kandi irashobora gushonga mumashanyarazi asanzwe nkamazi, Ethanol na ether.

 

Koresha:

(2E) -2-Butene-1,4-diol ifite byinshi ikoreshwa mu nganda zikora imiti. Irashobora gukoreshwa nkigihe gito muri synthesis organique, mugutegura ibisigazwa bya sintetike, impuzu ziteye imbere, amarangi hamwe naba farumasi hamwe nibindi bikoresho. Mubyongeyeho, irashobora kandi gukoreshwa nkigisubizo kandi gikora inganda.

 

Uburyo bwo Gutegura:

Gutegura (2E) -2-Butene-1,4-diol birashobora gukorwa muburyo butandukanye. Uburyo bumwe busanzwe nukugabanya aside Butenedioic. Uku kugabanuka gushobora gukoresha ibintu bigabanya nka hydrogen na catalizator, cyangwa kugabanya reaction nka sodium hydride cyangwa sulfoxide.

 

Amakuru yumutekano:

. Nyamara, nkibintu byimiti, birashobora gukomeza guteza ingaruka mbi kumubiri wumuntu. Guhura nuruhu, amaso cyangwa guhumeka imyuka birashobora gutera uburakari no kubabara amaso. Kubwibyo, mugihe ukoresha no gukoresha (2E) -2-Butene-1,4-diol, hagomba gufatwa ingamba zikwiye zumutekano, nko kwambara uturindantoki two gukingira hamwe nibikoresho byo kurinda amaso, ndetse no kubungabunga ibidukikije bikora neza. Muri icyo gihe, igomba kuba kure yumuriro kandi ikirinda guhura na okiside ikomeye. Shakisha ubuvuzi ako kanya niba ukoraho kubwimpanuka cyangwa kurya.


  • Mbere:
  • Ibikurikira:

  • Andika ubutumwa bwawe hano hanyuma utwohereze