itulau_fanua

oloa

2-Hydroxy-3-nitrobenzaldehyde(CAS# 5274-70-4)

Meatotino tau vailaau:

Fuafua mole C7H5NO4
Molar Mass 167.12
Malosi 1.5216 (fa'atatau fa'atatau)
Lisi Lisi 105-109°C(malamalama)
Manu'a 295.67°C (fa'atatau fa'atatau)
Mata'imu 99.2°C
Suavai Solubility teisi solu
Ausa Malo 0.0506mmHg ile 25°C
Fa'aaliga Pa'u tioata
Lanu Samasama i le enaena
pKa 5.07±0.24(Vailoaina)
Tulaga Teuteu Faamauina i le mago, Temperature Room
Ma'ale'ale Ea maaleale
Fa'asino Upu 1.6280 (fa'atatau)
MDL MFCD00041874

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
R22 – E afaina pe a foloina
R20/21/22 – E afaina pe a manava, pe a pa'u ma pe a folo.
Fa'amatalaga Saogalemu S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S36 – Fai ofu puipui talafeagai.
S36/37/39 – Fai ofu puipui talafeagai, totigilima ma mata/mata.
WGK Siamani 3
TSCA Ioe
HS Code 29130000

 

Folasaga

2-Hydroxy-3-nitrobenzaldehyde o se faʻalapotopotoga faʻapitoa e lauiloa foi o le 3-nitro-2-hydroxybenzaldehyde. O lo'o ta'ua i lalo se folasaga i lona natura, fa'aoga, auala sauniuni ma fa'amatalaga saogalemu:

 

Tulaga lelei:

- Fa'aaliga: O se ma'a tioata samasama.

 

Fa'aaogā:

- E mafai ona faʻaaogaina e fai ma mea amata mo le faʻapipiʻiina o isi faʻalapotopotoga faʻapitoa, e pei o vailaʻau faʻamaʻi ma vali.

 

Metotia:

- O le sauniuniga o le 2-hydroxy-3-nitrobenzaldehyde e mafai ona maua e ala i le faʻamaʻiina o le parabentaldehyde.

- E masani lava i le i ai o le nitrifying agent, o le benzaldehyde e faʻafefiloi malie ma le nitric acid, ma o le oloa na maua pe a uma le tali o le 2-hydroxy-3-nitrobenzaldehyde.

- E manaʻomia le faʻagasologa o le faʻaogaina i lalo o tulaga faʻataʻitaʻiga talafeagai e faʻamautinoa ai le saogalemu ma le maualuga o fua.

 

Fa'amatalaga Saogalemu:

- 2-Hydroxy-3-nitrobenzaldehyde ose mea oona e mu.

- Mulimuli i fa'ata'ita'iga mo le saogalemu o falesu'esu'e vaila'au ma fai totigilima puipui talafeagai, matatioata, ma ofutino falesu'esu'e i le taimi o le taotoga.

- Aloese mai le fa'afeso'ota'i ma le pa'u, mata, ma lavalava, ma ia fa'aeteete e puipuia le manavaina o latou pauta po'o kasa.

 


  • Muamua:
  • Sosoo ai:

  • Tusi lau savali iinei ma lafo mai ia i matou