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samfur

2 3 4-Trifluorobenzoic acid (CAS# 61079-72-9)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C7H3F3O2
Molar Mass 176.09
Yawan yawa 1.404g/cm
Matsayin narkewa 140-142 ° C (lit.)
Matsayin Boling 245.3 ± 35.0 °C (An annabta)
Wurin Flash 102.1°C
Solubility DMSO, methanol
Tashin Turi 0.0155mmHg a 25°C
Bayyanar Fari mai ƙarfi
Launi Fari
BRN 7476020
pKa 2.87± 0.10 (An annabta)
Yanayin Ajiya 2-8 ° C
Fihirisar Refractive 1,482
MDL Saukewa: MFCD00061232
Abubuwan Jiki da Sinadarai Fari mai ƙarfi. Matsayin narkewa: 140 °c -142 °c.

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
S36 - Sanya tufafin kariya masu dacewa.
WGK Jamus 3
HS Code 29163990
Matsayin Hazard HAUSHI

 

Gabatarwa

2,3,4-Trifluorobenzoic acid wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga yanayinsa, amfaninsa, hanyar shiri da bayanin aminci:

 

inganci:

- Bayyanar: 2,3,4-trifluorobenzoic acid shine m crystalline mara launi.

- Solubility: Yana narkewa a cikin kaushi na halitta kamar ethers da alcohols da ɗan narkewa cikin ruwa.

- Kwanciyar hankali: Ingantacciyar kwanciyar hankali a dakin da zafin jiki, amma ana iya rage shi ta hanyar oxidants mai ƙarfi ko rage wakilai a yanayin zafi mai girma.

- yawa: kusan. 1.63 g/cm³.

 

Amfani:

- 2,3,4-Trifluorobenzoic acid yawanci ana amfani dashi azaman tsaka-tsaki mai mahimmanci a cikin ƙwayoyin halitta.

- Hakanan ana iya amfani dashi azaman mai hana wuta a cikin sutura, rini, robobi, da polymers.

 

Hanya:

2,3,4-Trifluorobenzoic acid za a iya shirya ta hanyoyi masu zuwa:

- Benzoic acid yana amsawa tare da trifluoroacetyl chloride don samar da 2,3,4-trifluorobenzoyl chloride.

- Sa'an nan, 2,3,4-trifluorobenzoyl chloride an amsa da ruwa don ba da 2,3,4-trifluorobenzoic acid.

 

Bayanin Tsaro:

- Kura da tururi na 2,3,4-trifluorobenzoic acid na iya haifar da haushi ga idanu, fata da tsarin numfashi.

- Sanya kayan kariya masu dacewa kamar su kayan ido na kariya, safar hannu, da abin rufe fuska yayin amfani ko kulawa.

- Idan aka fallasa wurin, sai a wanke wurin da abin ya shafa da ruwa mai tsafta, sannan a nemi kulawar likita da wuri.

- Lokacin adanawa da sarrafawa, yakamata a kiyaye matakan tsaro da hanyoyin da suka dace, kamar kiyaye yanayi mai kyau da kuma guje wa haɗuwa da abubuwan da ba su dace ba.

 


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