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oloa

2 5-Difluorobenzoic acid(CAS# 2991-28-8)

Meatotino tau vailaau:

Fuafua mole C7H4F2O2
Molar Mass 158.1
Malosi 1.3486 (fa'atatau)
Lisi Lisi 132-134 °C (malamalama)
Manu'a 244.7±20.0 °C(Vailoaina)
Mata'imu 101.8°C
Suavai Solubility E le mafai ona solu ile vai.
Solubility acetone: soluble25mg/mL, manino, lanu samasama
Ausa Malo 0.016mmHg ile 25°C
Fa'aaliga Pa'epa'e tioata pa'epa'e
Lanu Lanu pa'epa'e
BRN 973351
pKa 2.93±0.10(Vavaloa)
Tulaga Teuteu Faamauina i le mago, Temperature Room
MDL MFCD00002410
Meatotino Faaletino ma Vailaau Pa'u pa'epa'e

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

2,5-Difluorobenzoic acid.

Solubility: 2,5-difluorobenzoic acid e maualalo le solubility i le vai ma lelei solubility i solvents organic pei ole ethanol ma le dimethylformamide.

Acidic: O se mea oona e tali atu e fausia ai masima ma esters tutusa.

 

2,5-Difluorobenzoic acid ei ai nisi faʻaoga taua i alamanuia, e aofia ai:

 

Pesticide intermediates: e mafai ona fa'aogaina e fai ma mea fa'avaitaimi i le gaosiga o nisi vaila'au, pei ole oxalic acid herbicides.

Fa'asologa o le vali: O se mea mata e mafai ona fa'aogaina e fa'afefiloi ai se vali fa'apitoa.

 

O le auala e saunia ai le 2,5-difluorobenzoic acid e masani lava ona faia i laasaga nei:

 

Muamua, e lua hydrogen atoms i le benzoic acid ua suia e fluorine atoms e faʻaaoga ai se vailaʻau fluorinating e maua ai le 2,5-difluorobenzoic acid.

 

Pe a faʻaaogaina pe faʻaaogaina le 2,5-difluorobenzoic acid, e tatau ona faʻaeteete e faʻalogo i faʻamatalaga saogalemu nei:

 

Aloese mai le manava: Fa'aumi umi po'o le inhalation o le 2,5-difluorobenzoic acid powder po'o le ausa e tatau ona aloese mai le faaleagaina o le manava ma mama.

Fe'ai mata ma pa'u: Fufulu vave i le tele o vai pe a pa'i i mata po'o le pa'u.

Fa'aaogāga o mea e puipui ai le tagata lava ia: O totigilima puipui talafeagai, matatioata, ma la'ei puipui e tatau ona ofuina pe a tagofia le 2,5-difluorobenzoic acid.

Teuteuina Lapataiga: 2,5-difluorobenzoic acid e tatau ona teuina i se nofoaga mago, lelei-ventilated, aloese mai le faʻafesoʻotaʻi ma mea e mu, ma mamao mai le afi.

 


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