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oloa

3 5-difluorobenzoic acid(CAS# 455-40-3)

Meatotino tau vailaau:

Fuafua mole C7H4F2O2
Molar Mass 158.1
Malosi 1.3486 (fa'atatau)
Lisi Lisi 121-123 °C (malamalama)
Manu'a 243.2±20.0 °C(Vailoaina)
Mata'imu 100.9°C
Solubility Chloroform (Soluble), Methanol (Teisi)
Ausa Malo 0.0175mmHg ile 25°C
Fa'aaliga Pa'epa'e pei o le pauta
Lanu Pa'epa'e i le samasama samasama
BRN 1940680
pKa 3.52±0.10(Vavaloa)
Tulaga Teuteu Faamauina i le mago, Temperature Room
MDL MFCD00010323
Meatotino Faaletino ma Vailaau Liu liusuavai 118-123°C

Fa'amatalaga Oloa

Faailoga o oloa

Fa'ailoga Mata'utia Xi – Irita
Tulaga lamatia 36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
Fa'amatalaga Saogalemu S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S37/39 – Fai totigilima talafeagai ma le puipuiga o mata/mata
WGK Siamani 3
HS Code 29163990
Vasega o Tulaga Lamatia FAAFITAU

 

Folasaga

3,5-Difluorobenzoic acid o se faʻalapotopotoga faʻapitoa. O lo'o ta'ua i lalo se folasaga i meatotino, fa'aoga, metotia sauniuni ma fa'amatalaga saogalemu o lenei fa'apotopotoga:

 

Tulaga lelei:

- 3,5-Difluorobenzoic acid o se tioata lanu poʻo se paʻu tioata paʻepaʻe.

- E toetoe lava a le mafai ona solu i totonu o le vai i le vevela o le potu, ae soluble i solvents organic pei ole ethanol, eter, ma isi.

- O le mea fa'afefiloi e malosi lona manogi ma e pala.

 

Fa'aaogā:

- 3,5-Difluorobenzoic acid e masani ona faʻaaogaina e avea o se mea taua tele ma le reagent i le faʻaogaina o meaola.

- E mafai ona faʻaogaina le faʻaogaina i le faʻaogaina o le fluorination ma le faʻapipiʻiina o le faʻaogaina o mea manogi i le faʻaogaina o meaola.

 

Metotia:

- O le auala sauniuni o le 3,5-difluorobenzoic acid e mafai ona maua e ala i le tali atu o le benzoic acid ma le hydrofluoric acid i le i ai o se catalyst.

- I lalo o tulaga faʻaalia, o le benzoic acid e faʻafefiloi ma le hydrofluoric acid ma faʻamafanafanaina, ma o le gaioiga e faia i lalo o le gaioiga a se faʻamalosi e gaosia ai le 3,5-difluorobenzoic acid.

 

Fa'amatalaga Saogalemu:

- 3,5-Difluorobenzoic acid o se faʻalavelave faʻafefe e mafai ona mafua ai le ita i le paʻu ma le paʻu ma mata, ma e tatau ona ofuina ni mea e puipuia ai le tagata lava ia.

- E tatau ona fa'aeteete ina ia 'alofia le fa'afeso'ota'i ma so'o fa'ama'i fa'ama'i malolosi ma vaila'au alkaline malosi pe a fa'aogaina pe teu ai lenei vaila'au e puipuia ai fa'alavelave mata'utia.

- Aloese mai le sogisogi i le ausa tele o le 3,5-difluorobenzoic acid, ona e manogi leaga.

 


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