asia_oju-iwe

ọja

4-Methyl-2-nitroaniline (CAS # 89-62-3)

Ohun-ini Kemikali:

Ilana molikula C7H8N2O2
Molar Mass 152.15
iwuwo 1.164 g/cm3
Ojuami Iyo 115-116°C (tan.)
Boling Point 169°C (21 mmHg)
Oju filaṣi 157°C
Omi Solubility Tiotuka ninu omi (0.2 g / L ni 20 ° C).
Solubility 0.2g/l
Vapor Presure 0.06Pa ni 25 ℃
Ifarahan Fine Crystalline Powder
Àwọ̀ Orange to osan-brown
BRN 879506
pKa 0.46± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo -20°C
Atọka Refractive 1.6276 (iṣiro)
Ti ara ati Kemikali Properties ti iwa osan-pupa combustible kirisita.
Ojuami Iyo akọkọ: 115.0 ℃
iwuwo ojulumo: 1.164
filasi ojuami: 157,2 ℃
solubility: tiotuka ni ethanol ati sulfuric acid ogidi, insoluble ni hydrochloric acid
Lo Ti a lo bi agbedemeji dai

Alaye ọja

ọja Tags

Awọn koodu ewu R23 / 24/25 - Majele nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe.
R33 - Ewu ti akojo ipa
R51/53 - Majele si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi.
Apejuwe Abo S28 - Lẹhin olubasọrọ pẹlu awọ ara, wẹ lẹsẹkẹsẹ pẹlu ọpọlọpọ ọṣẹ-suds.
S36 / 37 - Wọ aṣọ aabo ati awọn ibọwọ to dara.
S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.)
S61 – Yago fun itusilẹ si ayika. Tọkasi awọn ilana pataki / awọn iwe data aabo.
UN ID UN 2660 6.1/PG 3
WGK Germany 3
RTECS XU8227250
TSCA Bẹẹni
HS koodu 29214300
Akọsilẹ ewu Irritant
Kíláàsì ewu 6.1
Iṣakojọpọ Ẹgbẹ III
Oloro LD50 intraperitoneal ninu eku:> 500mg/kg

 

Ifaara

4-Methyl-2-nitroaniline, tun mọ bi methyl yellow, jẹ ẹya Organic yellow. Atẹle jẹ ifihan si awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:

 

Didara:

- Irisi: Methyl ofeefee jẹ awọn kirisita ofeefee tabi lulú kirisita.

- Solubility: Methyl ofeefee jẹ eyiti a ko le yanju ninu omi, ṣugbọn tiotuka ninu ọpọlọpọ awọn olomi Organic gẹgẹbi awọn ọti, ethers, ati benzene.

 

Lo:

- Kemikali agbedemeji: Methyl ofeefee ti wa ni igba lo bi awọn kan pataki agbedemeji ni kolaginni ti dyes, pigments, Fuluorisenti ati Organic optoelectronic ohun elo.

- Awọn ami-ara: Methyl ofeefee le ṣee lo bi aami fluorescent fun awọn sẹẹli ati awọn ohun elo biomolecules, eyiti o lo ninu awọn adanwo ti ibi ati awọn aaye iṣoogun.

- Enamel ati awọn pigments seramiki: Methyl ofeefee tun le ṣee lo bi awọ fun awọn enamels ati awọn ohun elo amọ.

 

Ọna:

- Methyl ofeefee ti pese sile ni awọn ọna oriṣiriṣi, ati ọkan ninu awọn ọna ti o wọpọ ni lati ṣajọpọ rẹ nipasẹ methylation ti nitroaniline. Eyi le ṣee gba nipasẹ iṣesi ti methanol ati kiloraidi thionyl ni iwaju ayase acid kan.

 

Alaye Abo:

- Methyl yellow jẹ agbo majele ti o ni ibinu ati ti o le ṣe ipalara si eniyan ati agbegbe.

- Ohun elo aabo ti ara ẹni gẹgẹbi awọn ibọwọ aabo, awọn gilaasi ati awọn ẹwu obirin ni a nilo nigbati o nṣiṣẹ.

- Yago fun ifasimu, olubasọrọ pẹlu awọ ara ati oju, yago fun mimu, ati lo afẹfẹ ti o yẹ ti o ba jẹ dandan.

- Nigbati o ba tọju ati mimu methyl ofeefee, tẹle awọn ilana ṣiṣe aabo ti o yẹ ati awọn ilana.

 


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