asia_oju-iwe

ọja

2- (Trifluoromethyl) benzoic acid (CAS# 433-97-6)

Ohun-ini Kemikali:

Fọọmu Molecular C8H5F3O2
Molar Mass 190.12
iwuwo 3.375g/mLat 25°C(tan.)
Ojuami Iyo 107-110°C(tan.)
Ojuami Boling 247°C753mm Hg(tan.)
Oju filaṣi 247-254°C
Omi Solubility 4.8g/L(25ºC)
Vapor Presure 507mmHg ni 25°C
Ifarahan White ri to
Àwọ̀ Yelo die-die si ofeefee-brown
BRN 976984
pKa 3.20± 0.36 (Asọtẹlẹ)
Ibi ipamọ Ipo Ti di ni gbigbẹ, Iwọn otutu yara
Atọka Refractive 1.307
MDL MFCD00002476
Ti ara ati Kemikali Properties O-trifluoromethylbenzoic acid jẹ funfun ti o lagbara, m. P. 109-113 °c, BP 247 °c/0.1 MPa, ti ko dara tiotuka ninu omi, ni imurasilẹ tiotuka ninu awọn ohun elo Organic.

Alaye ọja

ọja Tags

Awọn koodu ewu R20/22 - ipalara nipasẹ ifasimu ati ti o ba gbe.
R51/53 - Majele si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi.
R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
Apejuwe Abo S61 – Yago fun itusilẹ si ayika. Tọkasi awọn ilana pataki / awọn iwe data aabo.
S36 - Wọ aṣọ aabo to dara.
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
UN ID UN 1549 6.1/PG 3
WGK Germany 2
FLUKA BRAND F koodu 1-10
HS koodu 29163990
Kíláàsì ewu IKANU

 

Ọrọ Iṣaaju

O-trifluoromethylbenzoic acid jẹ ẹya Organic yellow. Atẹle jẹ ifihan si awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:

 

Didara:

- Ifarahan: O-trifluoromethylbenzoic acid jẹ okuta momọ funfun kan tabi lulú okuta.

- Solubility: O ti wa ni tiotuka ni Organic epo bi ethanol ati ethers, sugbon insoluble ninu omi.

- Iduroṣinṣin: O jẹ iduroṣinṣin ni iwọn otutu yara, ṣugbọn o le jẹ ewu nigbati o ba farahan si ooru tabi awọn aṣoju oxidizing lagbara.

 

Lo:

- O-trifluoromethylbenzoic acid ni a maa n lo gẹgẹbi agbedemeji pataki ni iṣelọpọ Organic.

- O tun le ṣee lo bi fọtosensitizer, photopolymerizer, ati olupilẹṣẹ fun awọn aati polymerization.

 

Ọna:

- Igbaradi ti o-trifluoromethylbenzoic acid nigbagbogbo bẹrẹ lati o-cresol. Ph-benzophenol ti ṣe pẹlu trifluorocarboxylic anhydride lati ṣe o-trifluoromethylbenzoyl fluoride. Lẹhinna, abajade o-trifluoromethylbenzoyl fluoride ni a ṣe pẹlu lye lati dagba o-trifluoromethylbenzoic acid.

 

Alaye Abo:

O-trifluoromethylbenzoic acid yẹ ki o wa ni ipamọ ni ibi gbigbẹ, itura, aaye ti o ni afẹfẹ daradara.

- Wọ jia aabo ti o yẹ, pẹlu awọn gilaasi oju, awọn ibọwọ, ati apata oju kan.

- Yago fun ifasimu, ifun inu, tabi farakanra awọ ara, ki o wẹ lẹsẹkẹsẹ ni ọran ti olubasọrọ lairotẹlẹ.

- O le jẹ ipalara si ayika, itọju nilo lati mu daradara ati sisọnu egbin.

- Fun alaye aabo alaye diẹ sii, jọwọ tọka si Iwe Data Aabo kan pato.


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