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chigadzirwa

3-5-DimethylbenzoicAcid (CAS#499-06-9)

Chemical Property:

Molecular Formula C9H10O2
Molar Misa 150.17
Density 1.0937 (kufungidzira)
Melting Point 169-171 °C (lit.)
Boling Point 271.51°C (kufungidzira)
Flash Point 128.2°C
Mvura Solubility Soluble mu methanol. (1 g/10 mL). Zvishoma soluble mumvura.
Vapor Presure 0.00211mmHg pa25°C
Chitarisiko White crystal
Color Muchena kusvika kune yero
BRN 1072182
pKa 4.32(pa25℃)
Storage Condition Yakavharwa pakaoma, Room Temperature
Refractive Index 1.5188 (kufungidzira)
MDL MFCD00002525
Zvenyama uye Chemical Properties Kunyungudika 169-172°C
Shandisa Kune organic synthesis uye mushonga wezvipembenene, mishonga yepakati

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes 36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
WGK Germany 3
RTECS DG8734030
TSCA Ehe
HS Code 29163900
Hazard Note Irritant

 

Nhanganyaya

3,5-Dimethylbenzoic asidhi. Iyi inotevera sumo kune chimiro chayo, kushandiswa, nzira yekugadzirira uye ruzivo rwekuchengetedza:

 

Hunhu:

- Kutaridzika: isina ruvara crystalline yakasimba;

-Isina kunyungudika mumvura uye yakanyanya kunyungudika mune organic solvents senge ethers uye madoro;

- Iine hwema hwema.

 

Shandisa:

- 3,5-Dimethylbenzoic acid inokosha yepakati mune organic synthesis uye inowanzoshandiswa mukugadzirwa kwezvimwe zvinokonzerwa nehupenyu;

- Inogona kushandiswa seyakagadzirwa zvinhu zvepolyester resins uye machira, mapurasitiki uye ekuwedzera erabha;

 

Nzira:

- Nzira yekugadzirira ye3,5-dimethylbenzoic acid inogona kuwanikwa kuburikidza nekuita kwe benzaldehyde ne dimethyl sulfide;

- Maitiro anowanzoitwa pasi pemamiriro e acidic, uye acidic catalysts senge hydrochloric acid inogona kushandiswa;

- Mushure mekuita, chigadzirwa chakachena chinowanikwa nekristalllization kana kubviswa.

 

Zvekuchengetedza

- Iyo komputa inofanirwa kushandiswa zvinoenderana neakakodzera marabhoritari protocol;

- Inogona kukonzera kutsamwa kumeso, ganda, uye kufema system;

- Pfeka zvekuzvidzivirira nazvo, senge magurovhosi erabhoritari uye magirazi, uye chengetedza mhepo yakanaka kana uchishandiswa;

- Dzivisa kusangana neakasimba oxidizing agents uye yakasimba acids;

- Chengetedza yakaoma, yakavharwa zvakasimba, uye dzivisa kusangana nemhepo, hunyoro, uye moto.

Paunenge uchishandisa 3,5-dimethylbenzoic acid kana chero imwe makemikari, zvakakosha kutevedzera kwakakodzera kemikari kubata uye maitiro akachengeteka.


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