asia_oju-iwe

ọja

Pimelic acid(CAS#111-16-0)

Ohun-ini Kemikali:

Ilana molikula C7H12O4
Molar Mass 160.17
iwuwo 1.329 g/cm3
Ojuami Iyo 103-105°C(tan.)
Ojuami Boling 212°C10mm Hg(tan.)
Oju filaṣi 212°C/10mm
Omi Solubility 25 g/L (13ºC)
Solubility Tiotuka ninu omi, miscible pẹlu oti ati ether, insoluble ni tutu benzene ·
Vapor Presure 5.92E-06mmHg ni 25°C
Ifarahan Kirisita funfun
Àwọ̀ Funfun to die-die alagara
Merck 14.7431
BRN 1210024
pKa 4.71 (ni iwọn 25 ℃)
PH 3.77 (ojutu 1 mM); 3.25 (ojutu 10 mM); 2.74 (ojutu 100 mM)
Ibi ipamọ Ipo Fipamọ ni isalẹ + 30 ° C.
Iduroṣinṣin Idurosinsin. Ibamu pẹlu awọn aṣoju oxidizing, awọn ipilẹ. Ijona.
Atọka Refractive 1.4352 (iṣiro)
MDL MFCD00004425
Ti ara ati Kemikali Properties Iwa: funfun monoclinic crystal.melting point 104 ~ 105 ℃

aaye farabale 212 ℃

solubility: tiotuka ninu omi, miscible pẹlu oti ati ether, insoluble ni tutu benzene.

Lo Ni gbogbogbo ti a lo fun iwadii biokemika, ṣugbọn tun fun igbaradi ti awọn polima, ṣugbọn tun bi ohun elo aise fun awọn ṣiṣu ṣiṣu

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.
S36 - Wọ aṣọ aabo to dara.
WGK Germany 2
RTECS TK3677000
TSCA Bẹẹni
HS koodu 29171990
Akọsilẹ ewu Irritant
Oloro LD50 ẹnu ni Ehoro: 7000 mg / kg

 

 

Pimelic acid (CAS # 111-16-0) Alaye

Heptanedic acid, ti a tun mọ ni stearic acid tabi caprylic acid, jẹ agbo-ara Organic. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti heptanetic acid:

Didara:
- Irisi: Heptaneic acid jẹ kirisita ti ko ni awọ tabi lulú funfun.
- Solubility: Heptalaic acid jẹ tiotuka ninu oti ati ether epo, insoluble ninu omi.

Lo:
- Heptaneric acid, gẹgẹbi ohun elo Organic, ni ọpọlọpọ awọn lilo ninu ile-iṣẹ.

Ọna:
- Heptalaic acid le ṣee gba nipasẹ acid-catalyzed ifoyina ti awọn epo. Nigbagbogbo, heptalaic acid ni a fa jade lati agbon tabi epo ọpẹ.

Alaye Abo:
- Heptanedic acid ni gbogbogbo ni a ka si agbo-ara ti o ni aabo. O kere si irritating si awọ ara ṣugbọn irritating si awọn oju. Nigba lilo tabi mimu heptanoic acid, o yẹ ki o ṣe itọju lati yago fun olubasọrọ taara pẹlu awọ ara ati oju, ati lati ṣetọju agbegbe ti o ni afẹfẹ daradara. Ni ọran ti olubasọrọ lairotẹlẹ, fi omi ṣan lẹsẹkẹsẹ pẹlu omi ki o kan si dokita kan.
- Heptanedic acid jẹ riru ati pe o le jo nigbati o ba farahan si awọn iwọn otutu giga tabi awọn ina ṣiṣi. Nigbati o ba tọju ati lilo, o yẹ ki o wa ni ipamọ lati awọn orisun ina ati awọn iwọn otutu giga, ki o si yago fun olubasọrọ pẹlu awọn oxidants ati awọn acids ti o lagbara.
- Heptanedioic acid yẹ ki o wa ni ipamọ sinu apo ti afẹfẹ ni ibi ti o tutu, gbẹ ati aaye ti o ni afẹfẹ daradara.


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