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

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C9H10O2
Molar Mass 150.17
Yawan yawa 1.0937 (ƙididdiga)
Matsayin narkewa 169-171 ° C (lit.)
Matsayin Boling 271.51°C (kimanta)
Wurin Flash 128.2°C
Ruwan Solubility Mai narkewa a cikin methanol. (1 g/10 ml). Dan kadan mai narkewa cikin ruwa.
Tashin Turi 0.00211mmHg a 25°C
Bayyanar Farin crystal
Launi Fari zuwa rawaya mai haske
BRN Farashin 1072182
pKa 4.32 (a 25 ℃)
Yanayin Ajiya Rufewa a bushe, Zazzabin ɗaki
Fihirisar Refractive 1.5188 (ƙididdiga)
MDL Saukewa: MFCD00002525
Abubuwan Jiki da Sinadarai Matsayin narkewa 169-172 ° C
Amfani Don haɓakar kwayoyin halitta da magungunan kashe qwari, masu tsaka-tsakin magunguna

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xi - Haushi
Lambobin haɗari 36/37/38 - Hannun idanu, tsarin numfashi da fata.
Bayanin Tsaro S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36 - Sanya tufafin kariya masu dacewa.
WGK Jamus 3
RTECS Saukewa: DG8734030
Farashin TSCA Ee
HS Code 29163900
Bayanin Hazard Haushi

 

Gabatarwa

3,5-Dimethylbenzoic acid. Mai zuwa shine gabatarwa ga yanayinsa, amfaninsa, hanyar shiri da bayanin aminci:

 

inganci:

- Bayyanar: Ƙarfin crystalline mara launi;

- Ƙananan mai narkewa a cikin ruwa kuma mafi narkewa a cikin kaushi na halitta kamar ethers da alcohols;

- Yana da kamshi.

 

Amfani:

- 3,5-Dimethylbenzoic acid yana da mahimmancin tsaka-tsaki a cikin haɗin gwiwar kwayoyin halitta kuma ana amfani dashi sau da yawa a cikin haɗuwa da sauran kwayoyin halitta;

- Ana iya amfani dashi azaman albarkatun ƙasa don resins na polyester da sutura, robobi da ƙari na roba;

 

Hanya:

- Hanyar shiri na 3,5-dimethylbenzoic acid za a iya samu ta hanyar amsawar benzaldehyde tare da dimethyl sulfide;

- yawanci ana aiwatar da martani a ƙarƙashin yanayin acidic, kuma ana iya amfani da abubuwan haɓaka acidic kamar hydrochloric acid;

- Bayan amsawa, ana samun samfurin mai tsabta ta hanyar crystallization ko hakar.

 

Bayanin Tsaro:

- Ana buƙatar amfani da fili daidai da ka'idojin dakin gwaje-gwaje masu dacewa;

- Yana iya haifar da haushi ga idanu, fata, da tsarin numfashi;

- Sanya kayan kariya na sirri, kamar safofin hannu na lab da tabarau, da tabbatar da samun iska mai kyau lokacin amfani;

- Kauce wa lamba tare da karfi oxidizing jamiái da karfi acid;

- Ajiye busassun, rufewa sosai, kuma guje wa hulɗa da iska, danshi, da wuta.

Lokacin amfani da 3,5-dimethylbenzoic acid ko kowane sinadari, yana da mahimmanci a bi ingantaccen sarrafa sinadarai da ayyuka masu aminci.


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