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sehlahisoa

3-Pyridinecarboxaldehyde(CAS#500-22-1)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C6H5NO
'Misa oa Molar 107.11
Botenya 1.141 g/mL ho 20 °C (hote.)
Melting Point 8°C
Boling Point 78-81 °C/10 mmHg (hote.)
Flash point 140°F
Ho qhibiliha ha Metsi miscible
Khatello ea Mouoane 0.3 hPa (20 °C)
Ponahalo metsi (a hlakileng)
Matla a Khoheli a khethehileng 1.145 (20/4℃)
Mmala bosootho bo hlakileng bo bosehla
BRN 105343
pKa 3.43±0.10 (E boletsoeng esale pele)
PH 5.4 (111g/l, H2O, 20℃)
Boemo ba polokelo 2-8°C
E hloahloa Ha A na Moeeng
Refractive Index n20/D 1.549(lit.)
Thepa ea 'Mele le ea Lik'hemik'hale Sehlahisoa sena ke mokelikeli o se nang 'mala, B. p.95 ~ 97 ℃/2kpa,n20D 1.5490, boima bo amanang le 1.135.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R10 – E ka cha
R37/38 – E tenang tsamaiso ya ho hema le letlalo.
R42/43 – E ka baka maikutlo a matla ka ho hema le ho ama letlalo.
R41 – Kotsi ya tshenyo e kgolo mahlong
R34 – E baka ho cha
R43 – E ka baka maikutlo a matla ka ho ama letlalo
R22 – E kotsi ha e kwetswe
R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo.
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S39 - Apara ts'ireletso ea mahlo / sefahleho.
S45 – Ha ho ka etsahala kotsi kapa ha o ikutlwa o sa phele hantle, batla keletso ya bongaka hanghang (bontsha leibole neng kapa neng ha ho kgoneha.)
S36/37/39 - Apara liaparo tse loketseng tsa tšireletso, liatlana le tšireletso ea mahlo / sefahleho.
S23 - Se ke oa hema mouoane.
Li-ID tsa UN UN 1989 3/PG 3
WGK Jeremane 3
RTECS QS2980000
LIKHOUTU FLUKA BRAND F 8-10-23
TSCA Ee
Khoutu ea HS 29333999
Tsebiso ea Kotsi Ho halefisa/Ho dula o Batse/Ho Sesa Moya
Sehlopha sa Likotsi 3.2
Sehlopha sa ho paka III
Chefo LD50 ka molomo ho Mmutla: 2355 mg/kg

 

Selelekela

3-Pyridine formaldehyde. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea 3-pyridine formaldehyde:

 

Boleng:

- Ponahalo: 3-pyridine formaldehyde ke mokelikeli o se nang 'mala kapa kristale e tšoeu.

- Sollubility: E qhibiliha ka har'a metsoako e mengata ea tlhaho e kang ethanol le chloroform.

 

Sebelisa:

- Tšebeliso ea maiketsetso: 3-pyridine formaldehyde e atisa ho sebelisoa e le motsoako oa maiketsetso, o bohareng oa motsoako oa lintho tse phelang le thepa e tala.

 

Mokhoa:

- 3-Pyridine formaldehyde e ka lokisoa ke N-oxidation ea pyridine. Mokhoa o sebelisoang ka tloaelo oa ho kopanya ke ho itšoara ka pyridine e nang le oxidizing e kang benzoyl peroxide kapa hydrogen peroxide ho hlahisa 3-pyridine formaldehyde.

 

Lintlha tsa Tšireletseho:

- Mehato e latelang ea ts'ireletso e lokela ho tsotelloa ha u sebelisa le ho boloka 3-pyridine formaldehyde:

- Qoba ho ama letlalo 'me u qobe ho hema kapa ho noa motsoako.

- Apara liatlana tsa lik'hemik'hale le liaparo tse sireletsang mahlo ha u sebelisa.

- Sebelisa sebakeng se nang le moea o motle 'me u qobe mollo kapa mocheso o phahameng.

- Ha e boloka, e lokela ho bolokoa e tiisitsoe ka thata, hole le mehloli ea mollo le lintho tse tukang.

- Ha u sebelisa le ho sebetsana le 3-pyridine formaldehyde, latela mekhoa e nepahetseng ea ts'ebetso ea ts'ireletso le mehato ea ho itšireletsa.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona