asia_oju-iwe

ọja

N-Methyl-p-toluene sulfonamide (CAS#640-61-9)

Ohun-ini Kemikali:

Fọọmu Molecular C8H11NO2S
Molar Mass 185.24
iwuwo 1.3400
Ojuami Iyo 76-79°C (tan.)
Ojuami Boling 296.5± 33.0 °C(Asọtẹlẹ)
Oju filaṣi 133.1°C
Solubility Chloroform (Diẹ), Ethyl Acetate (Diẹ), kẹmika (Diẹ pupọ)
Vapor Presure 0.00143mmHg ni 25°C
Ifarahan Crystalline Ri to
Àwọ̀ Funfun si ina ofeefee
pKa 11.67± 0.30 (Asọtẹlẹ)
Ibi ipamọ Ipo Ti di ni gbigbẹ, Iwọn otutu yara
Atọka Refractive 1.5650 (iṣiro)
MDL MFCD00008285
Ti ara ati Kemikali Properties Yiyo ojuami 76-80 °C
Lo Fun pilasitik resini polyamide ati awọn agbedemeji elegbogi

Alaye ọja

ọja Tags

Awọn aami ewu Xi - Irritant
Awọn koodu ewu 36/37/38 - Irritating si oju, eto atẹgun ati awọ ara.
Apejuwe Abo S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
WGK Germany 3
HS koodu 29350090

 

Ọrọ Iṣaaju

N-methyl-p-toluenesulfonamide, ti a tun mọ si methyltoluenesulfonamide, jẹ agbo-ara Organic. Atẹle jẹ ifihan si awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:

 

Didara:

N-methyl-p-toluenesulfonamide jẹ kristali ti ko ni awọ ti o lagbara pẹlu õrùn agbo-ara aniline pataki kan. O ni solubility kekere ninu omi ṣugbọn o jẹ tiotuka ninu ọpọlọpọ awọn olomi Organic.

 

Lo:

N-methyl-p-toluenesulfonamide jẹ lilo akọkọ bi reagent iyipada ni awọn aati iṣelọpọ Organic. O le ṣee lo bi reagent methylation, oluranlowo aminosation, ati nucleophile.

 

Ọna:

Ọna igbaradi ti N-methyl-p-toluenesulfonamide nigbagbogbo gba nipasẹ didaṣe toluene sulfonamide pẹlu awọn reagents methylation (bii iṣuu soda methyl iodide) labẹ awọn ipo ipilẹ. Awọn ipo igbaradi pato ati awọn igbesẹ le ṣe atunṣe ni ibamu si awọn iwulo gangan.

 

Alaye Abo:

N-methyl-p-toluenesulfonamide jẹ iduroṣinṣin gbogbogbo ati ailewu labe awọn ipo deede ti lilo. O ti wa ni tito lẹtọ bi kẹmika kan ati pe o nilo lati ni itọju daradara ati fipamọ lati yago fun awọn ijamba. Olubasọrọ pẹlu awọ ara, oju, ati atẹgun atẹgun yẹ ki o yago fun lakoko lilo lati ṣe idiwọ irritation tabi awọn aati aleji. Ni ọran ti ifihan tabi ifasimu, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa iranlọwọ iṣoogun. Awọn aati yẹ ki o ṣe ni awọn ipo atẹgun daradara ati pẹlu awọn ọna aabo ti ara ẹni gẹgẹbi awọn ibọwọ aabo ati awọn goggles.


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