asia_oju-iwe

ọja

3 5-Di-tert-butyl-4-hydroxybenzaldehyde (CAS# 1620-98-0)

Ohun-ini Kemikali:

Fọọmu Molecular C15H22O2
Molar Mass 234.33
iwuwo 1.0031 (iṣiro ti o ni inira)
Ojuami Iyo 186-190 °C
Ojuami Boling 336.66°C (iṣiro ti o ni inira)
Oju filaṣi 121.6°C
Solubility Tiotuka ninu gbona kẹmika.
Vapor Presure 0.00128mmHg ni 25°C
Ifarahan Imọlẹ ofeefee si awọn kirisita ofeefee
Àwọ̀ Imọlẹ ofeefee si ofeefee-alagara
BRN 982526
pKa 8.33± 0.40 (Asọtẹlẹ)
Ibi ipamọ Ipo Afẹfẹ inert,Iwọn otutu yara
Ni imọlara Afẹfẹ Sensitive
Atọka Refractive 1.5542 (iṣiro)
MDL MFCD00008826
Ti ara ati Kemikali Properties Yiyo ojuami 186-190 °C
Lo Fun awọn kolaginni ti egboogi

Alaye ọja

ọja Tags

Ewu ati Aabo

Awọn koodu ewu R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R36 - Irritating si awọn oju
R25 – Majele ti o ba gbe
Apejuwe Abo S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.)
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S36 / 37 - Wọ aṣọ aabo ati awọn ibọwọ to dara.
RTECS CU5610070
HS koodu 29124990
Akọsilẹ ewu Irritant

3 5-Di-tert-butyl-4-hydroxybenzaldehyde (CAS # 1620-98-0) ifihan

Di-tert-butyl-4-hydroxybenzaldehyde, jẹ ẹya Organic yellow.

Didara:
Irisi: ti ko ni awọ si awọn kirisita ofeefee tabi awọn lulú.
Solubility: tiotuka ninu awọn nkan ti o nfo Organic gẹgẹbi ethanol, ethers ati chloroform.
Iduroṣinṣin: Iduroṣinṣin ni iwọn otutu yara, ṣugbọn ibajẹ diẹ yoo wa nigbati o ba farahan si ina ati ooru.

Lo:
Gẹgẹbi agbedemeji ninu iṣelọpọ Organic, a lo lati mura awọn agbo ogun Organic miiran, gẹgẹ bi iṣesi isunmọ aromatic aldehyde ati iṣesi Mannich.
O ti wa ni lo lati mura antioxidants ati ultraviolet absorbers.

Ọna:
3,5-di-tert-butyl-4-hydroxybenzaldehyde ni a le gba nipasẹ iṣesi ti idapọ benzaldehyde ti o baamu pẹlu oluranlowo alkylating tert-butyl.

Alaye Abo:
3,5-di-tert-butyl-4-hydroxybenzaldehyde ni majele ti kekere, ṣugbọn itọju yẹ ki o tun ṣe lati yago fun ifasimu, ifarakan ara, ati mimu.
Awọn ohun elo aabo ti ara ẹni ti o yẹ gẹgẹbi awọn ibọwọ ati awọn goggles yẹ ki o wọ nigba lilo.
O yẹ ki o ṣiṣẹ ni agbegbe ti o ni afẹfẹ daradara lati yago fun simi simi.
Nigbati o ba wa ni ipamọ, o yẹ ki o wa ni pipade ni wiwọ ati ki o wa ni ipamọ lati awọn orisun ina ati awọn oxidants.


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