asia_oju-iwe

ọja

3-Methoxysalicylaldehyde (CAS#148-53-8)

Ohun-ini Kemikali:

Fọọmu Molecular C8H8O3
Molar Mass 152.15
iwuwo 1.2143 (iṣiro ti o ni inira)
Ojuami Iyo 40-42°C (tan.)
Ojuami Boling 265-266 °C (tan.)
Oju filaṣi >230°F
Omi Solubility die-die tiotuka
Solubility Die-die tiotuka ninu omi.
Vapor Presure 0.00556mmHg ni 25°C
Ifarahan Kristali ofeefee
Àwọ̀ Bia ofeefee to brown
BRN 471913
pKa pK1:7.912 (25°C)
Ibi ipamọ Ipo Fipamọ ni isalẹ + 30 ° C.
Iduroṣinṣin Hygroscopic
Ni imọlara Afẹfẹ Sensitive
Atọka Refractive 1.4945 (iṣiro)
MDL MFCD00003322
Lo Ti a lo bi awọn agbedemeji elegbogi, jẹ ohun elo ibẹrẹ pataki fun iṣelọpọ ti ọpọlọpọ awọn ohun elo aise ati awọn turari.

Alaye ọja

ọja Tags

Awọn koodu ewu R22 – Ipalara ti o ba gbe
R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
Apejuwe Abo S23 – Maṣe simi oru.
S36 - Wọ aṣọ aabo to dara.
S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju.
S27 - Mu gbogbo aṣọ ti o ti doti kuro lẹsẹkẹsẹ.
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
WGK Germany 3
RTECS CU6530000
FLUKA BRAND F koodu 10-23
TSCA Bẹẹni
HS koodu 29124900

 

Ọrọ Iṣaaju

2-Hydroxy-3-methoxybenzaldehyde jẹ ẹya Organic yellow. Atẹle jẹ ifihan si iseda rẹ, lilo, igbaradi ati alaye ailewu:

 

Didara:

Ifarahan: 2-hydroxy-3-methoxybenzaldehyde jẹ kristali funfun ti o lagbara.

Solubility: tiotuka ni ethanol, methylene kiloraidi ati ethyl acetate, insoluble ninu omi.

 

Lo:

Awọn afikun ohun mimu: O tun le ṣee lo bi aropọ adun ninu awọn ohun mimu.

 

Ọna:

2-Hydroxy-3-methoxybenzaldehyde ni a le gba nipasẹ didaṣe p-methoxybenzaldehyde pẹlu iṣuu soda hydroxide lati ṣe agbekalẹ awọn itọsẹ phenolicenol ti o baamu, eyiti o jẹ hydrogenated siwaju sii nipasẹ catalysis acid.

 

Alaye Abo:

Majele ti: 2-hydroxy-3-methoxybenzaldehyde ni majele ti kekere si eniyan ati ayika.

Idaabobo ti ara ẹni: Awọn ibọwọ aabo ti o yẹ, awọn gilaasi aabo ati aṣọ aabo yẹ ki o wọ lakoko iṣẹ.

Ibi ipamọ: O yẹ ki o wa ni ibi gbigbẹ, ibi tutu, kuro lati ina ati awọn oxidants.

Idoti idoti: Egbin yẹ ki o sọnu ni ibamu pẹlu awọn ilana agbegbe ati yago fun sisọnu si agbegbe.

 


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