page_banner

ibicuruzwa

4-Acide ya Formylphenylboronic (CAS # 87199-17-5)

Umutungo wa Shimi:

Inzira ya molekulari C7H7BO3
Misa 149.94
Ubucucike 1.24 ± 0.1 g / cm3 (Biteganijwe)
Ingingo yo gushonga 237-242 ° C (lit.)
Ingingo ya Boling 347.6 ± 44.0 ° C (Biteganijwe)
Amazi meza Guconga buhoro mumazi.
Gukemura <10g / l
Umwuka 0Pa kuri 25 ℃
Kugaragara Birakomeye
Ibara Sobanura ibara ritagira ibara ry'umuhondo-orange
BRN 3030770
pKa 7.34 ± 0.10 (Byahanuwe)
PH 5.5 (1g / l, H2O, 20 ℃)
Imiterere y'Ububiko Komeza ahantu hijimye, Gufunzwe byumye, Ubushyuhe bwicyumba
Yumva Ikirere
MDL MFCD00151823

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R34 - Bitera gutwikwa
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
Ibisobanuro byumutekano S22 - Ntugahumeke umukungugu.
S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 / 37/39 - Wambare imyenda ikingira, uturindantoki no kurinda amaso / mu maso.
S45 - Mugihe habaye impanuka cyangwa niba wumva utameze neza, shaka inama zubuvuzi ako kanya (erekana ikirango igihe cyose bishoboka.)
S37 / 39 - Kwambara uturindantoki dukwiye no kurinda amaso / kurinda amaso
S36 - Kwambara imyenda ikingira.
Indangamuntu ya Loni UN 1759 8 / PG 3
WGK Ubudage 3
FLUKA BRAND F CODES 10
TSCA T
Kode ya HS 29163990
Icyitonderwa Kurakara
Icyiciro cya Hazard IRRITANT, SENSIT

 

Intangiriro

4-carboxylphenylboronic aside ni ifumbire mvaruganda. Ibikurikira ni intangiriro kumiterere, imikoreshereze, uburyo bwo gutegura namakuru yumutekano ya 4-carboxylphenylboronic aside:

 

Ubwiza:

- Kugaragara: Mubisanzwe byera kristaline cyangwa ifu ya kristaline.

- Gukemura: Kubora mumazi hamwe na solge zimwe na zimwe nka Ethanol na acetone.

- Imiterere yimiti: Esterification, acylation nibindi bitekerezo bishobora kubaho.

 

Koresha:

- Nka intera yingenzi hagati ya synthesis organique, irashobora gukoreshwa mugutegura ibindi bintu kama.

 

Uburyo:

- 4-Carboxylbenzylboronic aside irashobora kuboneka hamwe na esterification reaction ya acide benzoic hamwe na aside ya boric. Intambwe zihariye nizi zikurikira: aside benzoic na borate birashyuha kandi bigakorwa mumashanyarazi kama, hanyuma ibicuruzwa bikabonwa na kristu.

 

Amakuru yumutekano:

- 4-carboxylphenylboronic acide isanzwe ifatwa nkikintu cyizewe ugereranije, ariko biracyakenewe ko twita kuburyo bukwiye bwo gufata neza umutekano.

- Mugihe ukora, irinde guhura neza nuruhu n'amaso. Mugihe uhuye, kwoza ako kanya n'amazi menshi.

- Iyo ubitse, bigomba guhora byumye kandi bitari kure yumuriro nubushyuhe.


  • Mbere:
  • Ibikurikira:

  • Andika ubutumwa bwawe hano hanyuma utwohereze