asia_oju-iwe

ọja

Monomethyl suberate(CAS#3946-32-5)

Ohun-ini Kemikali:

Ilana molikula C9H16O4
Molar Mass 188.22
iwuwo 1.047 g/mL ni 25 °C (tan.)
Ojuami Iyo 17-19 °C (tan.)
Ojuami Boling 185-186 °C/18 mmHg (tan.)
Oju filaṣi >230°F
Solubility DMSO, kẹmika
Vapor Presure 0.000208mmHg ni 25°C
Ifarahan ri to
Àwọ̀ Alailowaya Semi
pKa 4.76± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo Ti di ni gbigbẹ, Iwọn otutu yara
Atọka Refractive n20/D 1.444(tan.)
MDL MFCD00004427
Ti ara ati Kemikali Properties Oju Iyọ: 17 – 19 Oju Isun: 185-186 ni 18mm Hg

iwuwo: 1.047


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 S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju
WGK Germany 3
HS koodu 29171900

 

Ọrọ Iṣaaju

Monomethyl suberate, agbekalẹ kemikali C9H18O4, jẹ agbo-ara Organic. Atẹle ni apejuwe ti iseda rẹ, lilo, igbaradi ati alaye ailewu:

 

Iseda:

Monomethyl suberate jẹ omi ti ko ni awọ pẹlu õrùn eso ti ko lagbara ni iwọn otutu yara.

-Iwọn iwuwo rẹ jẹ nipa 0.97 g/milimita, ati aaye sisun rẹ jẹ nipa 220-230°C.

- Monomethyl suberate ni solubility ti o dara ati pe o le tuka ni ọpọlọpọ awọn olomi Organic, gẹgẹbi awọn ọti-lile ati awọn ethers.

 

Lo:

- Monomethyl suberate le ṣee lo lati ṣepọ awọn agbo ogun Organic miiran, gẹgẹbi awọn adun, ewebe, awọn oogun ati awọn awọ.

-O tun le ṣee lo ni awọn ohun elo ile-iṣẹ gẹgẹbi awọn olomi, awọn lubricants ati awọn ṣiṣu ṣiṣu.

 

Ọna Igbaradi:

- Ọna igbaradi ti o wọpọ ti Monomethyl suberate jẹ nipasẹ iṣesi esterification ti suberic acid ati methanol. Idahun naa ni a ṣe ni gbogbogbo labẹ awọn ipo ekikan nipa lilo ayase acid gẹgẹbi imi-ọjọ sulfuric tabi oluranlowo methylating gẹgẹbi methylsulfuric acid.

 

Alaye Abo:

- Monomethyl suberate majele kekere, ṣugbọn tun nilo lati san ifojusi si lilo ailewu.

-Yago fun olubasọrọ pẹlu awọ ara ati oju. Ti olubasọrọ ba wa, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi.

- ni lilo lati ṣetọju awọn ipo atẹgun ti o dara, yago fun ifasimu ti oru rẹ.

- Monomethyl suberate jẹ flammable ati pe o yẹ ki o tọju kuro ni ina ati iwọn otutu giga.

-Ipamọ yẹ ki o wa ni edidi, ni itura ati ibi gbigbẹ, kuro lati ina ati awọn aṣoju oxidizing.

 


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