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ibicuruzwa

4-tert-Butylphenol (CAS # 98-54-4)

Umutungo wa Shimi:

Inzira ya molekulari C10H14O
Misa 150.22
Ubucucike 0,908 g / mL kuri 25 ° C (lit.)
Ingingo yo gushonga 96-101 ° C (lit.)
Ingingo ya Boling 236-238 ° C (lit.)
Flash point 113 ° C.
Umubare wa JECFA 733
Amazi meza 8.7 g / L (20 ºC)
Gukemura Ethanol: soluble50mg / mL, isobanutse, idafite ibara
Umwuka 1 mm Hg (70 ° C)
Kugaragara Flakes cyangwa Pastilles
Uburemere bwihariye 0.908
Ibara Umweru to beige
Merk 14.1585
BRN 1817334
pKa 10.23 (kuri 25 ℃)
PH 7 (10g / l, H2O, 20 ℃)
Imiterere y'Ububiko Ubike munsi ya + 30 ° C.
Igihagararo Ihamye. Ntibishobora kubangikanya umuringa, ibyuma, shingiro, aside chloride, aside anhydride, aside oxyde.
Umupaka uturika 0.8-5.3% (V)
Ironderero 1.4787
Ibintu bifatika na shimi kristu yera ifite umunuko muto.
Koresha Ikoreshwa nka antioxydants ya sintetike

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R37 / 38 - Kurakaza sisitemu yubuhumekero nuruhu.
R41 - Ibyago byo kwangirika cyane kumaso
R51 / 53 - Uburozi bwibinyabuzima byo mu mazi, bushobora gutera ingaruka mbi zigihe kirekire mubidukikije byamazi.
R62 - Ibyago bishoboka byuburumbuke
R38 - Kurakaza uruhu
R37 - Kurakaza sisitemu y'ubuhumekero
R34 - Bitera gutwikwa
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S39 - Kwambara ijisho / kurinda amaso.
S61 - Irinde kurekura ibidukikije. Reba amabwiriza yihariye / impapuro z'umutekano.
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.)
Indangamuntu ya Loni UN 3077 9 / PG 3
WGK Ubudage 2
RTECS SJ8925000
TSCA Yego
Kode ya HS 29071900
Icyiciro cya Hazard 8
Itsinda ryo gupakira III
Uburozi LD50 mu kanwa mu mbeba: 3,25 ml / kg (Smyth)

 

Intangiriro

Tert-butylphenol ni ifumbire mvaruganda. Ibikurikira ni intangiriro kumiterere, ikoreshwa, uburyo bwo gutegura namakuru yumutekano ya tert-butylphenol:

 

Ubwiza:

- Kugaragara: Tert-butylphenol ni kristaline idafite ibara cyangwa umuhondo.

- Gukemura: Ifite imbaraga nke mumazi hamwe no gukemuka neza mumashanyarazi.

- Aroma: Ifite impumuro idasanzwe ya fenol.

 

Koresha:

- Antioxidant: Tert-butylphenol ikoreshwa nka antioxydants mu gufatira, reberi, plastike, nibindi bintu kugirango yongere igihe cyayo.

 

Uburyo:

Tert-butylphenol irashobora gutegurwa na nitrification ya p-toluene, hanyuma igahinduka hydrogène kugirango ibone tert-butylphenol.

 

Amakuru yumutekano:

- Tert-butylphenol irashya kandi itera ibyago byumuriro no guturika iyo uhuye numuriro ufunguye cyangwa ubushyuhe bwinshi.

- Guhura na tert-butylphenol birashobora kugira ingaruka mbi kuruhu n'amaso kandi bigomba kwirindwa.

- Ingamba zikwiye zo kurinda umuntu nka gants na gogles zirakenewe mugihe ukoresha tert-butylphenol.

- Tert-butylphenol igomba kubikwa kure yaka umuriro na okiside nibindi bintu, kandi ntibigere kubana. Iyo yajugunywe, igomba kujugunywa hakurikijwe amabwiriza y’ibidukikije.

 


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