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3 5-Dichloro-4-hydroxybenzoic acid (CAS# 3336-41-2)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C7H4Cl2O3
Molar Mass 207.01
Yawan yawa 1.5281 (ƙananan ƙididdiga)
Matsayin narkewa 264-266 ° C (lit.)
Matsayin Boling 297.29°C (m kiyasin)
Wurin Flash 152.3°C
Solubility DMSO (Dan kadan), methanol (dan kadan)
Tashin Turi 7.79E-05mmHg a 25°C
Bayyanar M
Launi Fari zuwa Kashe-Fara
BRN 2616297
pKa 3.83± 0.10 (An annabta)
Yanayin Ajiya Yanayin rashin aiki, Zazzabin ɗaki
Fihirisar Refractive 1.4845 (ƙididdiga)
MDL Saukewa: MFCD00002550
Abubuwan Jiki da Sinadarai Farin crystal. Matsayin narkewa 268-269 ℃.
Amfani An yi amfani da shi azaman tsaka-tsaki a cikin haɗin kwayoyin halitta

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.
S37/39 - Sanya safofin hannu masu dacewa da kariya / ido
WGK Jamus 3
RTECS Saukewa: DG7502000
HS Code Farashin 29182900

 

Gabatarwa

3,5-Dichloro-4-hydroxybenzoic acid fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin sa, amfaninsa, hanyoyin masana'anta da bayanan aminci:

 

inganci:

- Bayyanar: 3,5-Dichloro-4-hydroxybenzoic acid mara launi zuwa fari crystalline foda.

- Solubility: Yana da narkewa a cikin wasu abubuwan da ake narkewa kamar su alcohols da ethers, amma ba ya narkewa cikin ruwa.

 

Amfani:

 

Hanya:

- 3,5-Dichloro-4-hydroxybenzoic acid za a iya samu ta chlorination na parahydroxybenzoic acid. Hanya ta musamman ita ce amsa hydroxybenzoic acid tare da thionyl chloride don maye gurbin hydrogen atom akan rukunin hydroxyl tare da atom na chlorine a ƙarƙashin yanayin acidic ta hanyar maye gurbin ions chloride.

 

Bayanin Tsaro:

- Tasiri kan lafiyar ɗan adam: 3,5-dichloro-4-hydroxybenzoic acid ba shi da wata illa ga lafiyar ɗan adam a ƙarƙashin yanayin amfani.

- Guji hulɗa: Lokacin sarrafa wannan fili, guje wa hulɗa kai tsaye tsakanin fata da idanu kuma tabbatar da yin aiki a wuri mai kyau.

- Kariyar ajiya: Ya kamata a adana shi a busasshiyar wuri, sanyi, da iska, nesa da wuta da abubuwan da ake iya ƙonewa.


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